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heart failure&#44; diabetes&#44; hospitalization&#44; mortality&#46; We assessed experimental studies with control groups and observational studies&#46; An individualized search was also conducted for each antidiabetic drug&#44; adding the term &#8220;diabetic nephropathy&#8221;&#46;</p></span><span id="sec0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0035">Epidemiology and prevalence</span><p id="par0015" class="elsevierStylePara elsevierViewall">The prevalence of DM2 in Spain has been estimated according to the Diabet&#64;s study at 14&#37; of the adult population&#46;<a class="elsevierStyleCrossRef" href="#bib0295"><span class="elsevierStyleSup">1</span></a> Worldwide&#44; the prevalence of diabetes is estimated at 3&#8211;4&#37; of the population&#46;<a class="elsevierStyleCrossRef" href="#bib0300"><span class="elsevierStyleSup">2</span></a> In parallel with the increase in the incidence of diabetes&#44; there has been an increase in terminal CKD associated with diabetes&#46; 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and albumin&#47;creatinine ratio &#40;ACR&#41;<a class="elsevierStyleCrossRef" href="#bib0320"><span class="elsevierStyleSup">6</span></a> is recommended&#46; The 2012 Kidney Disease Improving Global Outcomes &#40;KDIGO&#41; guidelines<a class="elsevierStyleCrossRef" href="#bib0325"><span class="elsevierStyleSup">7</span></a> recommend the use of the Chronic Kidney Disease Epidemiology Collaboration equation &#40;CKD-EPI&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0330"><span class="elsevierStyleSup">8</span></a></p><p id="par0030" class="elsevierStylePara elsevierViewall">The Kidney Disease Outcomes Quality Initiative &#40;KDOQI&#41; guidelines<a class="elsevierStyleCrossRef" href="#bib0335"><span class="elsevierStyleSup">9</span></a> define CKD as the presence for at least 3 months of an eGFR &#8804;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> structural renal lesions &#40;histological abnormalities in the renal biopsy&#41; or functional renal lesions &#40;albuminuria&#44; urinary sediment abnormalities&#41; that might cause a reduction in eGFR&#46;</p><p id="par0035" class="elsevierStylePara elsevierViewall">The new CKD prognostic classification proposed by KDIGO<a class="elsevierStyleCrossRef" href="#bib0325"><span class="elsevierStyleSup">7</span></a> and based on eGFR stages and albuminuria is shown in <a class="elsevierStyleCrossRef" href="#fig0005">Fig&#46; 1</a>&#46;</p><elsevierMultimedia ident="fig0005"></elsevierMultimedia></span><span id="sec0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0045">Etiopathogenesis and pathophysiology of diabetic kidney disease</span><p id="par0040" class="elsevierStylePara elsevierViewall">Diabetic kidney disease &#40;DKD&#41;&#44; previously known as diabetic nephropathy&#44; refers to kidney disease caused by diabetes&#46;<a class="elsevierStyleCrossRef" href="#bib0340"><span class="elsevierStyleSup">10</span></a> Chronic hyperglycemia&#44; through tissue glycosylation &#40;including glomerular and mesangial cells&#41;&#44; is the determining factor&#46; Three hypotheses have been proposed for this condition&#58; nonenzymatic glycosylation and advanced glycosylation end products&#44; protein kinase C activation and aldose reductase pathway acceleration&#46;<a class="elsevierStyleCrossRef" href="#bib0345"><span class="elsevierStyleSup">11</span></a></p><p id="par0045" class="elsevierStylePara elsevierViewall">This condition occurs 5&#8211;10 years after the DM2 diagnosis&#44; and its progression is influenced by factors such as the activity of the renin-angiotensin-aldosterone system &#40;RAAS&#41;&#44; race&#44; microalbuminuria&#44; arterial hypertension &#40;AHT&#41;&#44; obesity&#44;<a class="elsevierStyleCrossRef" href="#bib0350"><span class="elsevierStyleSup">12</span></a> dyslipidemia and nicotine addiction&#46; Renal hyperfiltration &#40;eGFR<span class="elsevierStyleHsp" style=""></span>&#8805;135<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; is a marker of intraglomerular hypertension and a risk factor for onset and progression&#46;<a class="elsevierStyleCrossRef" href="#bib0355"><span class="elsevierStyleSup">13</span></a></p><p id="par0050" class="elsevierStylePara elsevierViewall">With time&#44; functional and structural changes in the nephron lead to hemodynamic changes&#44; cell proliferation and hypertrophy&#44; onset of albuminuria and proteinuria in intermediate phases up to CKD&#44; as we can see in the following diagram&#58;<ul class="elsevierStyleList" id="lis0005"><li class="elsevierStyleListItem" id="lsti0005"><span class="elsevierStyleLabel">-</span><p id="par0055" class="elsevierStylePara elsevierViewall">Stage 1&#46; Renal hypertrophy and hyperfiltration<ul class="elsevierStyleList" id="lis0010"><li class="elsevierStyleListItem" id="lsti0010"><span class="elsevierStyleLabel">&#8226;</span><p id="par0060" class="elsevierStylePara elsevierViewall">Increased kidney size</p></li><li class="elsevierStyleListItem" id="lsti0015"><span class="elsevierStyleLabel">&#8226;</span><p id="par0065" class="elsevierStylePara elsevierViewall">Increased eGFR</p></li></ul></p></li><li class="elsevierStyleListItem" id="lsti0020"><span class="elsevierStyleLabel">-</span><p id="par0070" class="elsevierStylePara elsevierViewall">Stage 2&#46; Kidney injury with no clinical evidence<ul class="elsevierStyleList" id="lis0015"><li class="elsevierStyleListItem" id="lsti0025"><span class="elsevierStyleLabel">&#8226;</span><p id="par0075" class="elsevierStylePara elsevierViewall">Thickening of the basal membranes and increased mesangial volume</p></li><li class="elsevierStyleListItem" id="lsti0030"><span class="elsevierStyleLabel">&#8226;</span><p id="par0080" class="elsevierStylePara elsevierViewall">Various histological patterns in DM2</p></li><li class="elsevierStyleListItem" id="lsti0035"><span class="elsevierStyleLabel">&#8226;</span><p id="par0085" class="elsevierStylePara elsevierViewall">Intermittent microalbuminuria</p></li></ul></p></li><li class="elsevierStyleListItem" id="lsti0040"><span class="elsevierStyleLabel">-</span><p id="par0090" class="elsevierStylePara elsevierViewall">Stage 3&#46; Intermittent diabetic kidney disease<ul class="elsevierStyleList" id="lis0020"><li class="elsevierStyleListItem" id="lsti0045"><span class="elsevierStyleLabel">&#8226;</span><p id="par0095" class="elsevierStylePara elsevierViewall">Persistent microalbuminuria</p></li><li class="elsevierStyleListItem" id="lsti0050"><span class="elsevierStyleLabel">&#8226;</span><p id="par0100" class="elsevierStylePara elsevierViewall">Start of AHT</p></li><li class="elsevierStyleListItem" id="lsti0055"><span class="elsevierStyleLabel">&#8226;</span><p id="par0105" class="elsevierStylePara elsevierViewall">No reduction in eGFR</p></li></ul></p></li><li class="elsevierStyleListItem" id="lsti0060"><span class="elsevierStyleLabel">-</span><p id="par0110" class="elsevierStylePara elsevierViewall">Stage 4&#46; Established diabetic kidney disease<ul class="elsevierStyleList" id="lis0025"><li class="elsevierStyleListItem" id="lsti0065"><span class="elsevierStyleLabel">&#8226;</span><p id="par0115" class="elsevierStylePara elsevierViewall">Presence of proteinuria or macroalbuminuria</p></li><li class="elsevierStyleListItem" id="lsti0070"><span class="elsevierStyleLabel">&#8226;</span><p id="par0120" class="elsevierStylePara elsevierViewall">AHT in most cases</p></li><li class="elsevierStyleListItem" id="lsti0075"><span class="elsevierStyleLabel">&#8226;</span><p id="par0125" class="elsevierStylePara elsevierViewall">Loss of eGFR starts</p></li><li class="elsevierStyleListItem" id="lsti0080"><span class="elsevierStyleLabel">&#8226;</span><p id="par0130" class="elsevierStylePara elsevierViewall">Characteristic histological lesions&#58; diabetic glomerulosclerosis&#44; interstitial fibrosis&#44; tubular atrophy&#44; arteriolar hyalinosis</p></li></ul></p></li><li class="elsevierStyleListItem" id="lsti0085"><span class="elsevierStyleLabel">-</span><p id="par0135" class="elsevierStylePara elsevierViewall">Stage 5&#46; Renal failure<ul class="elsevierStyleList" id="lis0030"><li class="elsevierStyleListItem" id="lsti0090"><span class="elsevierStyleLabel">&#8226;</span><p id="par0140" class="elsevierStylePara elsevierViewall">Progressive loss of eGFR</p></li><li class="elsevierStyleListItem" id="lsti0095"><span class="elsevierStyleLabel">&#8226;</span><p id="par0145" class="elsevierStylePara elsevierViewall">AHT and diabetic retinopathy present almost continuously</p></li><li class="elsevierStyleListItem" id="lsti0100"><span class="elsevierStyleLabel">&#8226;</span><p id="par0150" class="elsevierStylePara elsevierViewall">Onset of uremic symptoms and associated complications</p></li></ul></p></li></ul></p><p id="par0155" class="elsevierStylePara elsevierViewall">In <a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>A&#44; we can observe the changes in the nephron that are produced in DKD&#44; both at the intraglomerular and vascular level &#40;afferent and efferent arterioles&#41;&#46;</p><elsevierMultimedia ident="fig0010"></elsevierMultimedia><p id="par0160" class="elsevierStylePara elsevierViewall">In recent years&#44; the &#8220;nonproteinuric phenotype&#8221; has become frequent&#44; that is&#44; progression to CKD without developing proteinuria&#46;<a class="elsevierStyleCrossRefs" href="#bib0360"><span class="elsevierStyleSup">14&#44;15</span></a></p></span><span id="sec0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0050">Glycemic control for patients with chronic kidney disease&#46; The importance of the new oral diabetes drugs</span><p id="par0165" class="elsevierStylePara elsevierViewall">The main guidelines recommend individualized glycemic control for patients with CKD&#46; For example&#44; the American Diabetes Association recommended in its last revision an HbA1c objective &#60;8&#37; for patients with comorbidities including CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0370"><span class="elsevierStyleSup">16</span></a> The National Kidney Foundation guidelines &#40;KDOQI guidelines&#41; recommend an HbA1c control objective &#62;7&#37; for patients with a high risk of hypoglycemia&#44; short life expectancy and comorbidities including CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0375"><span class="elsevierStyleSup">17</span></a></p><p id="par0170" class="elsevierStylePara elsevierViewall">Other than glycemic control and AHT control&#44; only RAAS inhibition has been shown to have a renoprotective effect&#46; In recent years&#44; the emergence of new oral antidiabetic drugs &#40;ODAs&#41;&#44; such as dipeptidyl peptidase-4 inhibitors &#40;DPP4Is&#41;&#44; glucagon-like peptide-1 &#40;GLP-1&#41; agonists and sodium-glucose cotransporter inhibitors &#40;SGLT2Is&#41;&#44; with effects beyond glycemic control &#40;weight control&#44; antihypertensive and hypouricemic effect&#41;&#44; has represented a benefit both for macrovascular and microvascular disease in patients with DM2&#46; The 3 drug groups have a high safety profile&#44; making them drugs of choice for DKD&#46;<a class="elsevierStyleCrossRef" href="#bib0375"><span class="elsevierStyleSup">17</span></a></p><p id="par0175" class="elsevierStylePara elsevierViewall">It is important to understand the definitions and outcomes at the renal level of the main studies with ADOs in DKD&#46;<a class="elsevierStyleCrossRef" href="#bib0345"><span class="elsevierStyleSup">11</span></a><ul class="elsevierStyleList" id="lis0035"><li class="elsevierStyleListItem" id="lsti0105"><span class="elsevierStyleLabel">-</span><p id="par0180" class="elsevierStylePara elsevierViewall">Normal renal function&#58; eGFR &#62;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; albumin excretion &#60;30<span class="elsevierStyleHsp" style=""></span>mg&#47;d or ACR &#60;30<span class="elsevierStyleHsp" style=""></span>mg&#47;g confirmed in 3 measurements&#46;</p></li><li class="elsevierStyleListItem" id="lsti0110"><span class="elsevierStyleLabel">-</span><p id="par0185" class="elsevierStylePara elsevierViewall">With kidney disease&#58;</p></li><li class="elsevierStyleListItem" id="lsti0115"><span class="elsevierStyleLabel">-</span><p id="par0190" class="elsevierStylePara elsevierViewall">eGFR &#62;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> with microalbuminuria &#40;30&#8211;300<span class="elsevierStyleHsp" style=""></span>mg&#47;d&#41; or ACR 30&#8211;300<span class="elsevierStyleHsp" style=""></span>mg&#47;g&#46;</p></li><li class="elsevierStyleListItem" id="lsti0120"><span class="elsevierStyleLabel">-</span><p id="par0195" class="elsevierStylePara elsevierViewall">Macroalbuminuria defined as an albumin excretion &#8805;300<span class="elsevierStyleHsp" style=""></span>mg&#47;d or ACR<span class="elsevierStyleHsp" style=""></span>&#8805;300<span class="elsevierStyleHsp" style=""></span>mg&#47;g confirmed in 3 measurements&#46;</p></li></ul></p><p id="par0200" class="elsevierStylePara elsevierViewall">Similarly&#44; the primary outcomes in clinical trials refer to&#46;&#46;&#46;<ul class="elsevierStyleList" id="lis0040"><li class="elsevierStyleListItem" id="lsti0125"><span class="elsevierStyleLabel">-</span><p id="par0205" class="elsevierStylePara elsevierViewall">Doubling of baseline creatinine levels&#46;</p></li><li class="elsevierStyleListItem" id="lsti0130"><span class="elsevierStyleLabel">-</span><p id="par0210" class="elsevierStylePara elsevierViewall">CKD&#58; eGFR &#60;15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> for 3 months or more&#44; need for RRT or kidney transplantation&#46;</p></li><li class="elsevierStyleListItem" id="lsti0135"><span class="elsevierStyleLabel">-</span><p id="par0215" class="elsevierStylePara elsevierViewall">Death &#40;all-cause&#44; cardiovascular&#44; sudden death&#41;&#44; nonfatal infarction or stroke&#46;</p></li></ul></p><p id="par0220" class="elsevierStylePara elsevierViewall">The secondary outcomes are&#46;&#46;&#46;<ul class="elsevierStyleList" id="lis0045"><li class="elsevierStyleListItem" id="lsti0140"><span class="elsevierStyleLabel">-</span><p id="par0225" class="elsevierStylePara elsevierViewall">Onset&#44; progression or regression of microalbuminuria&#46;</p></li><li class="elsevierStyleListItem" id="lsti0145"><span class="elsevierStyleLabel">-</span><p id="par0230" class="elsevierStylePara elsevierViewall">ACR value at the end of treatment or change between the start and end of treatment&#46;</p></li><li class="elsevierStyleListItem" id="lsti0150"><span class="elsevierStyleLabel">-</span><p id="par0235" class="elsevierStylePara elsevierViewall">Creatinine clearance or eGFR at the end of treatment or change between the start and end of treatment and change in eGFR at 1 year of follow-up&#46;</p></li></ul></p><p id="par0240" class="elsevierStylePara elsevierViewall"><a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B shows the various action levels of the new ODAs that have shown renal protection&#46;</p></span><span id="sec0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0055">Alpha-glucosidase inhibitors</span><span id="sec0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0060">Miglitol and acarbose</span><p id="par0245" class="elsevierStylePara elsevierViewall">These drugs delay the absorption of complex carbohydrates in the intestines&#44; decreasing the postprandial glucose peak&#46; These drugs are contraindicated in stage 4 CKD&#46;</p></span></span><span id="sec0045" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0065">Sulfonylureas</span><p id="par0250" class="elsevierStylePara elsevierViewall">Sulfonylureas are contraindicated in cases of severe renal failure&#46; Their main adverse effects are hypoglycemia&#44; which can be severe&#44; and weight gain&#46;<a class="elsevierStyleCrossRef" href="#bib0380"><span class="elsevierStyleSup">18</span></a></p></span><span id="sec0050" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0070">Meglitinides</span><span id="sec0055" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0075">Repaglinide and nateglinide</span><p id="par0255" class="elsevierStylePara elsevierViewall">Both have a short half-life&#46; Repaglinide is more potent and is eliminated by the bile duct and can therefore be used in any grade of CKD and in dialysis&#46; Despite having hepatic metabolism&#44; nateglinide forms active metabolites that are cleared by the kidneys and is therefore not recommended in CKD&#46; The main secondary effect of both drugs is hypoglycemia&#46;<a class="elsevierStyleCrossRef" href="#bib0385"><span class="elsevierStyleSup">19</span></a></p></span></span><span id="sec0060" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0080">Thiazolidinediones</span><span id="sec0065" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0085">Pioglitazone</span><p id="par0260" class="elsevierStylePara elsevierViewall">An insulin sensitizer that stimulates glucose uptake by the muscle and adipose tissue&#46; Reduces gluconeogenesis and fatty acid synthesis at the hepatic level&#46; The drug is metabolized in the liver and excreted in feces and is therefore not contraindicated in CKD&#46; Its main adverse effects are water retention &#40;its use is not recommended in heart and hepatic failure&#41;&#44; distal bone fractures in women and a debatable increase in the incidence of bladder cancer&#46;<a class="elsevierStyleCrossRef" href="#bib0390"><span class="elsevierStyleSup">20</span></a></p></span></span><span id="sec0070" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0090">Biguanides</span><span id="sec0075" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0095">Metformin</span><p id="par0265" class="elsevierStylePara elsevierViewall">Approved by the FDA in 1973&#46; It was not until 2016 that the warnings were revised on its use in CKD&#44; concluding that it is safe in patients with mild to moderate CKD&#44; adjusted to eGFR &#40;<a class="elsevierStyleCrossRef" href="#tbl0005">Table 1</a>&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0395"><span class="elsevierStyleSup">21</span></a></p><elsevierMultimedia ident="tbl0005"></elsevierMultimedia><p id="par0270" class="elsevierStylePara elsevierViewall">A recent systematic review on the use of metformin in patients with moderate to severe CKD and heart failure or chronic liver disease showed a reduction in all-cause mortality&#46;<a class="elsevierStyleCrossRef" href="#bib0400"><span class="elsevierStyleSup">22</span></a> The data regarding the risk of lactic acidosis in patients with CKD are limited&#44; but the overall risk is low&#46;<a class="elsevierStyleCrossRef" href="#bib0405"><span class="elsevierStyleSup">23</span></a></p></span></span><span id="sec0080" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0100">Dipeptidyl peptidase-4 inhibitors</span><p id="par0275" class="elsevierStylePara elsevierViewall">DPP4Is are a safe and effective treatment option&#44; with a low risk of hypoglycemia and few adverse effects&#46; The DPP4 receptor is expressed in several segments of the nephron and in the interstitial tubule &#40;segments S1-S3&#41;&#44; with anti-inflammatory effects&#44; immune system activation&#44; sodium regulation and kidney fibrosis regulation &#40;<a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0410"><span class="elsevierStyleSup">24</span></a> The 5 compounds reduce HbA1c levels by approximately 0&#46;5&#37; in patients with stage 3&#8211;4 CKD<a class="elsevierStyleCrossRef" href="#bib0415"><span class="elsevierStyleSup">25</span></a> and decrease urinary albumin excretion&#44; regardless of the blood pressure or blood glucose control&#46;<a class="elsevierStyleCrossRef" href="#bib0420"><span class="elsevierStyleSup">26</span></a></p><span id="sec0085" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0105">Sitagliptin</span><p id="par0280" class="elsevierStylePara elsevierViewall">This was the first DPP4I marketed in 2006&#46; With an 80&#37; renal elimination rate&#44; dosage adjustments of up to 5<span class="elsevierStyleHsp" style=""></span>mg&#47;d are needed for eGFRs of 30&#8211;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;m<span class="elsevierStyleSup">2</span> and 25<span class="elsevierStyleHsp" style=""></span>mg&#47;d for eGFRs &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73 m<span class="elsevierStyleSup">2</span>&#46;</p><p id="par0285" class="elsevierStylePara elsevierViewall">Data on the possible beneficial effect of sitagliptin on the kidneys mostly comes from uncontrolled observational studies&#46; Arjona Ferreira et al&#46; randomized 426 patients to sitagliptin &#40;50<span class="elsevierStyleHsp" style=""></span>mg for moderate renal failure or 25<span class="elsevierStyleHsp" style=""></span>mg for severe renal failure&#41; or 10-mg glipizide for 54 weeks&#46;<a class="elsevierStyleCrossRef" href="#bib0425"><span class="elsevierStyleSup">27</span></a> The reduction in HbA1c levels was 0&#46;8&#37; and 0&#46;6&#37; for sitagliptin and glipizide&#44; respectively&#46; The combined objective of an HbA1c reduction &#62;0&#46;5&#37; with no weight gain or hypoglycemia was achieved in 37&#46;5&#37; and 14&#46;2&#37; of cases&#44; respectively&#46; Both the reduction in eGFR &#40;3&#46;9 vs&#46; 3&#46;3<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; and the percentage of patients who developed renal failure &#40;18&#46;8&#37; vs&#46; 11&#46;0&#37;&#41; were similar in the 2 groups&#46; In another small study with 36 patients lasting 6 months&#44; sitagliptin &#40;50<span class="elsevierStyleHsp" style=""></span>mg&#47;d&#41; decreased HbA1c levels 0&#46;7&#37; and the ACR&#44; in normoalbuminuria&#44; microalbuminuria and macroalbuminuria&#44; with no changes in eGFR&#46; In another randomized study with 85 patients assigned to 50-mg sitagliptin versus other ODAs&#44; only sitagliptin lowered the ACR in patients with normoalbuminuria&#44; revealing a potential preventive and protective effect in the initial stages of DKD&#46;<a class="elsevierStyleCrossRef" href="#bib0420"><span class="elsevierStyleSup">26</span></a> In the Trial to Evaluate Cardiovascular Outcomes after Treatment with Sitagliptin &#40;TECOS&#41;&#44; designed to assess the effect of sitagliptin on the cardiovascular prognosis of patients with diabetes and cardiovascular disease&#44; sitagliptin was not inferior to placebo in the primary objective &#40;hazard ratio &#91;HR&#93;&#44; 0&#46;98&#59; 95&#37; confidence interval &#91;95&#37; CI&#93; 0&#46;88&#8211;1&#46;09&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0430"><span class="elsevierStyleSup">28</span></a> After stratifying the patients by renal function&#44; the rate of cardiovascular events increased as the eGFR decreased&#44; with an adjusted HR for stages 2&#44; 3a and 3b compared with stage 1 of 0&#46;93 &#40;95&#37; CI 0&#46;82&#8211;1&#46;06&#41;&#44; 1&#46;28 &#40;95&#37; CI 1&#46;10&#8211;1&#46;49&#41; and 1&#46;39 &#40;95&#37; CI 1&#46;13&#8211;1&#46;72&#41;&#44; respectively&#46; The reduction in renal function was similar in both groups&#44; with a marginal but constant reduction &#40;-1&#46;3<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; in the treatment group&#46;<a class="elsevierStyleCrossRef" href="#bib0435"><span class="elsevierStyleSup">29</span></a></p></span><span id="sec0090" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0110">Linagliptin</span><p id="par0290" class="elsevierStylePara elsevierViewall">This drug has the lowest renal elimination and does not require dosage adjustments in CKD&#46; The drug is currently being analyzed in 2 studies&#58; the Cardiovascular and Renal Microvascular Outcome Study With Linagliptin in Patients With Type 2 Diabetes Mellitus &#40;CARMELINA&#41; versus placebo<a class="elsevierStyleCrossRef" href="#bib0440"><span class="elsevierStyleSup">30</span></a> and the Cardiovascular Outcome Study of Linagliptin Versus Glimepiride in Early Type 2 Diabetes &#40;CAROLINA&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0445"><span class="elsevierStyleSup">31</span></a> whose results will be published between 2018 and 2020&#46; Sixty percent of the included patients have an eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; and 15&#37; have an eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; In a meta-analysis of three 24-week&#44; placebo-controlled studies&#44; linagliptin consistently lowered HbA1c levels at all stages of renal function&#58; 0&#46;63&#37; for normal eGFR &#40;&#62;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41;&#44; 0&#46;67&#37; for an eGFR of 60&#8211;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and 0&#46;53&#37; for an eGFR of 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; with renal function remaining stable&#46;<a class="elsevierStyleCrossRef" href="#bib0450"><span class="elsevierStyleSup">32</span></a> In a phase-III study by Groop et al&#46; that added linagliptin to the conventional treatment of patients with diabetes treated with RAAS inhibitors&#44; the percentage change in the ACR curve was 32&#37; with linagliptin compared with 6&#37; with placebo&#46;<a class="elsevierStyleCrossRef" href="#bib0455"><span class="elsevierStyleSup">33</span></a> These results were not confirmed in the Modification of Albuminuria in Type 2 Diabetes Subjects with Renal Disease with Linagliptin &#40;MARLINA T2D&#41; study&#44;<a class="elsevierStyleCrossRef" href="#bib0460"><span class="elsevierStyleSup">34</span></a> where the change was &#8722;11&#46;0&#37; &#40;95&#37; CI &#8722;16&#46;8 to &#8722;4&#46;7&#41; with linagliptin and &#8722;5&#46;1&#37; &#40;95&#37; CI&#44; &#8722;11&#46;4 to 1&#46;6&#41; with placebo&#44; an overall difference of &#8722;6&#46;0&#37; &#40;95&#37; CI&#44; &#8722;15&#46;0 to 3&#46;0&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;1954&#41;&#46;</p></span><span id="sec0095" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0115">Saxagliptin</span><p id="par0295" class="elsevierStylePara elsevierViewall">For saxagliptin&#44; the dosage needs to be reduced for patients with moderate to severe renal failure &#40;2&#46;5<span class="elsevierStyleHsp" style=""></span>mg&#47;d&#41;&#46; This dosage is approved in the US for patients on hemodialysis but not in Europe&#46; The Saxagliptin Assessment of Vascular Outcomes Recorded in Patients with Diabetes Mellitus trial &#40;SAVOR-TIMI<span class="elsevierStyleHsp" style=""></span>53&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0460"><span class="elsevierStyleSup">34</span></a> designed to assess the cardiovascular safety of saxagliptin&#44; showed noninferiority versus placebo in the primary objective &#40;HR&#44; 1&#46;00&#59; 95&#37; CI 0&#46;89&#8211;1&#46;12&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41;&#46; In a post hoc analysis&#44; saxagliptin showed an improvement in ACR for all categories&#44; for normoalbuminuria&#44; microalbuminuria and macroalbuminuria &#40;<span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;02&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001 and <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;05&#44; respectively&#41;&#44; with no variations in the eGFR&#46;<a class="elsevierStyleCrossRef" href="#bib0465"><span class="elsevierStyleSup">35</span></a></p></span><span id="sec0100" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0120">Alogliptin</span><p id="par0300" class="elsevierStylePara elsevierViewall">For alogliptin&#44; the dosage should be adjusted according to renal function&#58; 12&#46;5<span class="elsevierStyleHsp" style=""></span>mg&#47;d for stage 3 CKD and 6&#46;25<span class="elsevierStyleHsp" style=""></span>mg&#47;d for stages 4&#8211;5&#46; In the Cardiovascular Mortality in Patients With Type 2 Diabetes and Recent Acute Coronary Syndromes &#40;EXAMINE&#41; study&#44;<a class="elsevierStyleCrossRef" href="#bib0470"><span class="elsevierStyleSup">36</span></a> designed as a noninferiority study for patients with diabetes and a cardiac ischemic event in the previous 15&#8211;90 days&#44; alogliptin was not inferior to placebo for the primary objective &#40;HR&#44; 0&#46;96&#59; 95&#37; CI 0&#46;96&#8211;1&#46;16&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41;&#44; with similar changes in eGFR and the need for dialysis&#46; Twenty-nine percent of the patients had eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p></span><span id="sec0105" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0125">Vildagliptin</span><p id="par0305" class="elsevierStylePara elsevierViewall">Vildagliptin requires a dosage adjustment with eGFR &#60;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; No cardiovascular safety studies have been performed for vildagliptin&#46; However&#44; the Galvus in Addition to Metformin vs&#46; TZD&#47;metformin in T2DM &#40;GALIANT&#41; retrospective analysis showed that the safety and efficacy of vildagliptin versus metformin for patients with eGFR between 50 and 80<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> was similar to that for patients with preserved renal function&#46;<a class="elsevierStyleCrossRef" href="#bib0475"><span class="elsevierStyleSup">37</span></a> Lukashevich et al&#46; randomized 515 patients with moderate &#40;eGFR of 30&#8211;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; or severe CKD &#40;eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; to vildagliptin or placebo and observed a similar reduction in HbA1c &#40;&#8722;0&#46;5&#37; vs&#46; &#8722;0&#46;6&#37;&#41;&#44; with no increase in hypoglycemia or greater eGFR deterioration&#46;<a class="elsevierStyleCrossRef" href="#bib0480"><span class="elsevierStyleSup">38</span></a></p></span></span><span id="sec0110" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0130">Glucagon-like peptide-1 agonists &#40;GLP-1 RA&#41;</span><p id="par0310" class="elsevierStylePara elsevierViewall">GLP-1 RAs act by increasing insulin secretion&#44; inhibiting glucagon secretion by alpha-pancreatic cells&#44; slowing gastric emptying and inducing satiety&#46; Their use was initially associated with worsening renal function&#44; due to adverse gastrointestinal effects or in patients with heart failure&#44; pancreatitis&#44; infections or the concomitant use of diuretics&#44; angiotensin-converting enzyme inhibitors or nonsteroidal anti-inflammatory drugs&#46;</p><p id="par0415" class="elsevierStylePara elsevierViewall">The GLP-1 receptor is expressed almost exclusively in the vascular tree of the kidneys&#46; Through the reduction in NHE3 &#40;sodium&#47;hydrogen exchanger&#41; activity via the protein kinase A &#40;PKA&#41; pathway&#44; DPP4Is inhibit the tyrosine kinase A &#40;TKA&#41; pathway&#44; increasing natriuresis and osmotic diuresis&#46; Through the GLP-1 receptor pathway&#44; DPP4Is reduce the resistance of the afferent arteriole and increase the resistance of the efferent arteriole&#44; decreasing the hydrostatic pressure in the Bowman capsule and increasing it on the glomerular level&#46; They also act through nitric oxide and other vascular factors that mediate renal hyperfiltration &#40;<a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0485"><span class="elsevierStyleSup">39</span></a></p><p id="par0320" class="elsevierStylePara elsevierViewall">The GLP-1 RAs currently approved by the FDA&#47;EMA are liraglutide&#44; lixisenatide&#44; exenatide LAR&#44; albiglutide and dulaglutide&#46; The first 3 have completed their cardiovascular safety studies&#46;</p><span id="sec0115" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0135">Lixisenatide</span><p id="par0325" class="elsevierStylePara elsevierViewall">Lixisenatide does not require dosage adjustment for eGFR of 60&#8211;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; Monitoring is recommended for eGFR of 30&#8211;59<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; This drug is contraindicated for eGFR of 15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p><p id="par0330" class="elsevierStylePara elsevierViewall">In the Evaluation of Lixisenatide in Acute Coronary Syndrome &#40;ELIXA&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0490"><span class="elsevierStyleSup">40</span></a> lixisenatide did not increase the incidence of cardiovascular events compared with standard treatment &#40;13&#46;4&#37; vs&#46; 13&#46;2&#37;&#59; HR&#44; 1&#46;02&#59; 95&#37; CI 0&#46;89&#8211;1&#46;17&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41;&#46; In a subanalysis of the ELIXA study&#44; lixisenatide did not significantly improve the microalbuminuria or eGFR levels&#46; Although a benefit was initially observed in the treatment branch &#40;34&#37; vs&#46; 34&#37;&#41;&#44; mainly in patients undergoing treatment with drugs that inhibit RAAS&#44; after adjusting for baseline and at 3 months of HbA1c&#44; the reduction was not statistically significant &#40;<span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;07&#41;&#46; The Effect of Lixisenatide on the Renal System &#40;ELIXIRS&#41; study is currently underway to assess the behavior of this drug on renal function and on biomarkers&#46;<a class="elsevierStyleCrossRef" href="#bib0495"><span class="elsevierStyleSup">41</span></a></p></span><span id="sec0120" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0140">Liraglutide</span><p id="par0335" class="elsevierStylePara elsevierViewall">Liraglutide does not require dosage adjustments in any stage of CKD&#46;</p><p id="par0340" class="elsevierStylePara elsevierViewall">In the Liraglutide Effect and Action in Diabetes&#58; Evaluation of Cardiovascular Outcome Results &#40;LEADER&#41; study&#44; liraglutide was superior to placebo in the primary endpoint &#40;HR&#44; 0&#46;87&#59; 95&#37; CI 0&#46;78&#8211;0&#46;97&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;01&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0500"><span class="elsevierStyleSup">42</span></a> In a secondary analysis to assess the renal prognosis&#44; the combined outcome of persistent or new onset macroalbuminuria&#44; doubling of serum creatinine values&#44; terminal CKD or death due to renal causes clearly favored liraglutide &#40;HR&#44; 0&#46;78&#59; 95&#37; CI 0&#46;67&#8211;0&#46;92&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;003&#41;&#46; The benefit was mainly observed at the expense of a reduction in macroalbuminuria &#40;HR&#44; 0&#46;74&#59; 95&#37; CI 0&#46;60&#8211;0&#46;91&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;004&#41;&#46; The eGFR readings improved&#44; mainly for baseline eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; with no increase in adverse events&#46; The renal protective mechanism appears to be multifactorial&#44; involving glycemic control&#44; blood pressure control and weight loss&#46;<a class="elsevierStyleCrossRef" href="#bib0505"><span class="elsevierStyleSup">43</span></a></p></span><span id="sec0125" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0145">Exenatide &#8211; LAR</span><p id="par0345" class="elsevierStylePara elsevierViewall">Exenatide LAR is not indicated for eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p><p id="par0350" class="elsevierStylePara elsevierViewall">In the Effects of Once-Weekly Exenatide on Cardiovascular Outcomes in T2D &#40;EXSCEL&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0510"><span class="elsevierStyleSup">44</span></a> exenatide LAR was not inferior to placebo in the cardiovascular objective&#46; The study did not prespecify the renal prognosis&#44; and the normoalbuminuria&#44; macroalbuminuria and microalbuminuria results were similar in the 2 branches&#46; Compared with glimepiride&#44; which has no effect on microalbuminuria&#44; treatment with exenatide LAR in 31 patients with diabetes and microalbuminuria resulted in a 38&#37; reduction in ACR&#46;<a class="elsevierStyleCrossRef" href="#bib0515"><span class="elsevierStyleSup">45</span></a></p></span><span id="sec0130" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0150">Dulaglutide</span><p id="par0420" class="elsevierStylePara elsevierViewall">Dulaglutide does not require a dosage adjustment in renal failure&#46; The AWARD-7 study is currently underway and seeks to assess the safety and efficacy of dulaglutide versus insulin glargine in glycemic control and renal protection in patients with stage 3 and 4 CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0520"><span class="elsevierStyleSup">46</span></a></p></span></span><span id="sec0135" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0155">Sodium-glucose cotransporter-2 inhibitors &#40;SGLT2Is&#41;</span><p id="par0360" class="elsevierStylePara elsevierViewall">Dapagliflozin&#44; empagliflozin and canagliflozin are currently approved in Europe&#46;</p><p id="par0365" class="elsevierStylePara elsevierViewall">In conditions of hyperglycemia&#44; there is an overexpression &#40;36&#37;&#41; of SGLT2 receptors&#44; which involves increased glucose reabsorption in the proximal convoluted tubule&#46; With its block&#44; renal hyperfiltration and intraglomerular hypertension decrease &#40;<a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B&#41;&#46; This mechanism of action results in an initial reduction of eGFR&#44; with <span class="elsevierStyleItalic">ad integrum</span> recovery in 12 weeks&#46; Attenuation of the glycosuric effects and weight loss is expected in patients with eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; In contrast&#44; albuminuric effects and reduced blood pressure are preserved and perhaps exaggerated in CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0525"><span class="elsevierStyleSup">47</span></a> The reduction in HbA1c levels &#40;&#8722;0&#46;5&#37; to &#8722;0&#46;7&#37;&#41; is reduced in patients with eGFR of 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> &#40;&#8722;0&#46;4&#37;&#41;&#46; SGLT2Is are not recommended for concomitant use with loop diuretics or for patients with diseases that entail volume depletion&#46;</p><span id="sec0140" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0160">Dapagliflozin</span><p id="par0370" class="elsevierStylePara elsevierViewall">This was the first DPP4I marketed in Spain&#46; There are two cardiovascular safety studies currently underway&#58; the Dapagliflozin Effect on Cardiovascular Events &#40;DECLARE-TIMI<span class="elsevierStyleHsp" style=""></span>58&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0530"><span class="elsevierStyleSup">48</span></a> whose results will be published sometime in 2018&#44; and A Study to Evaluate the Effect of Dapagliflozin on Renal Outcomes and Cardiovascular Mortality in Patients with Chronic Kidney Disease &#40;DAPA-CKD&#41;&#46; Starting dapagliflozin when the eGFR is &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> is not recommended&#44; starting it when eGFR is between 30 and 60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> is not indicated&#44; and starting it when the eGFR is &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> is contraindicated&#46;</p></span><span id="sec0145" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0165">Empagliflozin</span><p id="par0375" class="elsevierStylePara elsevierViewall">This was the second DPP4I marketed in Spain&#46; In the Empagliflozin Cardiovascular Outcome Event Trial in Type 2 Diabetes Mellitus Patients-Removing Excess Glucose &#40;EMPA-REG OUTCOME&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0535"><span class="elsevierStyleSup">49</span></a> empagliflozin significantly lowered the risk of the onset or worsening of kidney disease by 39&#37; in patients with established cardiovascular disease&#44; results that were maintained in a post hoc analysis in the patient subgroup with eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and&#47;or macroalbuminuria &#40;ACR &#62;300<span class="elsevierStyleHsp" style=""></span>mg&#47;g&#41;&#46; The other results were a 55&#37; reduction in the onset of RRT&#44; a 44&#37; reduction in the doubling of creatinine combined with an eGFR<span class="elsevierStyleHsp" style=""></span>&#8804;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and a 38&#37; reduction in the progression to macroalbuminuria&#46;<a class="elsevierStyleCrossRefs" href="#bib0540"><span class="elsevierStyleSup">50&#44;51</span></a> Dosage adjustments are not required if the eGFR is &#8805;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; The use of empagliflozin should be avoided or discontinued in patients with eGFR &#60;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p></span><span id="sec0150" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0170">Canagliflozin</span><p id="par0380" class="elsevierStylePara elsevierViewall">This was the third drug of the DPP4I family to be marketed&#46; The results of the Canagliflozin Cardiovascular Assessment Study &#40;CANVAS&#41; and CANVAS&#8211;R &#40;Canagliflozin and Cardiovascular and Renal Events in Type 2 Diabetes&#41; study<a class="elsevierStyleCrossRef" href="#bib0550"><span class="elsevierStyleSup">52</span></a> showed a beneficial effect for canagliflozin in terms of progression to albuminuria &#40;HR&#44; 0&#46;73&#59; 95&#37; CI 0&#46;67&#8211;0&#46;79&#41; and in the composite objective of a 40&#37; reduction in eGFR&#44; need for RRT and death due to renal causes &#40;HR&#44; 0&#46;73&#59; 95&#37; CI 0&#46;47&#8211;0&#46;77&#41;&#46; As with empagliflozin&#44; this result shows a protective effect on the kidneys for this therapeutic family of drugs&#46; The currently underway Canagliflozin on Renal and Cardiovascular Outcomes in Participants with Diabetic Nephropathy &#40;CREDENCE&#41; study is evaluating the potential protective effect of canagliflozin on the progression of kidney disease in patients with diabetes&#46;<a class="elsevierStyleCrossRef" href="#bib0555"><span class="elsevierStyleSup">53</span></a> Dosage adjustments are not required if the eGFR is &#8805;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#59; adjustments are required for eGFR of 45&#8211;59<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; The use of canagliflozin should be avoided or discontinued for patients with eGFR persistently &#60;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p></span></span><span id="sec0155" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0175">Insulin</span><p id="par0385" class="elsevierStylePara elsevierViewall">Endogenous insulin is degraded in the liver&#59; however&#44; exogenous insulin is degraded in the kidneys&#44; filtered in the glomerulus and reabsorbed in the proximal convoluted tubule&#46; Its clearance decreases in parallel with the eGFR&#44; which means that as the kidney disease progresses the need for insulin decreases&#46;</p><p id="par0390" class="elsevierStylePara elsevierViewall">Insulin is the treatment of choice for patients with CKD and on dialysis&#46; The treatment should be individualized&#44; adjusting the dosage according to the patient&#39;s needs and even discontinued in the event of burnt-out diabetes&#46;<a class="elsevierStyleCrossRef" href="#bib0560"><span class="elsevierStyleSup">54</span></a> A recently published consensus document on the insulinization of patients with CKD<a class="elsevierStyleCrossRef" href="#bib0565"><span class="elsevierStyleSup">55</span></a> recommended reducing the dosage by 25&#37; up to an eGFR of 15&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and reducing it 50&#37; if the eGFR drops below this value&#46; Depending on body weight&#44; the initial dosage should 0&#46;5<span class="elsevierStyleHsp" style=""></span>IU&#47;kg&#47;d for an eGFR &#62;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; 0&#46;3&#8211;0&#46;4<span class="elsevierStyleHsp" style=""></span>IU&#47;kg&#47;d for an eGFR of 15&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and 0&#46;25<span class="elsevierStyleHsp" style=""></span>IU&#47;kg&#47;d for an eGFR &#60;15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; Basal &#40;glargine&#44; detemir&#44; degludec&#41; and rapid-acting insulin analogs &#40;aspart&#44; lispro&#44; glulisine&#41; induce less hypoglycemia than human insulins &#40;neutral protamine Hagedorn or regular insulin&#41;&#46; There are no significant differences in the insulin aspart dosages for all eGFR levels&#46; However&#44; a small reduction for insulin lispro is recommended for eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; Among the basal insulins&#44; insulin glargine is safe and effective and has a stable half-life in patients with CKD&#46; Kulozik and Hasslacher reported the need for adjusting the dosage by 27&#8211;30&#37; for insulin glargine and insulin detemir for eGFR levels &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<a class="elsevierStyleCrossRef" href="#bib0570"><span class="elsevierStyleSup">56</span></a> Insulin degludec presents no differences in either absorption or clearance in patients with CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0575"><span class="elsevierStyleSup">57</span></a></p><p id="par0395" class="elsevierStylePara elsevierViewall"><a class="elsevierStyleCrossRef" href="#tbl0010">Table 2</a> lists the recommended dosages for the various antidiabetic drugs in CKD&#46;</p><elsevierMultimedia ident="tbl0010"></elsevierMultimedia></span><span id="sec0160" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0180">Conflicts of interest</span><p id="par0400" class="elsevierStylePara elsevierViewall">The authors declare that they have no conflicts of interest&#46;</p></span></span>"
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          "titulo" => "Epidemiology and prevalence"
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          "identificador" => "sec0020"
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          "identificador" => "sec0025"
          "titulo" => "Etiopathogenesis and pathophysiology of diabetic kidney disease"
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        9 => array:2 [
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          "titulo" => "Glycemic control for patients with chronic kidney disease&#46; The importance of the new oral diabetes drugs"
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          "titulo" => "Alpha-glucosidase inhibitors"
          "secciones" => array:1 [
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              "titulo" => "Miglitol and acarbose"
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          "titulo" => "Sulfonylureas"
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          "titulo" => "Meglitinides"
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            0 => array:2 [
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              "titulo" => "Repaglinide and nateglinide"
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          "titulo" => "Thiazolidinediones"
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          "titulo" => "Biguanides"
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              "titulo" => "Metformin"
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          "titulo" => "Dipeptidyl peptidase-4 inhibitors"
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            0 => array:2 [
              "identificador" => "sec0085"
              "titulo" => "Sitagliptin"
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            1 => array:2 [
              "identificador" => "sec0090"
              "titulo" => "Linagliptin"
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              "identificador" => "sec0095"
              "titulo" => "Saxagliptin"
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              "identificador" => "sec0100"
              "titulo" => "Alogliptin"
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              "identificador" => "sec0105"
              "titulo" => "Vildagliptin"
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          "titulo" => "Glucagon-like peptide-1 agonists &#40;GLP-1 RA&#41;"
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            0 => array:2 [
              "identificador" => "sec0115"
              "titulo" => "Lixisenatide"
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              "titulo" => "Liraglutide"
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            2 => array:2 [
              "identificador" => "sec0125"
              "titulo" => "Exenatide &#8211; LAR"
            ]
            3 => array:2 [
              "identificador" => "sec0130"
              "titulo" => "Dulaglutide"
            ]
          ]
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          "identificador" => "sec0135"
          "titulo" => "Sodium-glucose cotransporter-2 inhibitors &#40;SGLT2Is&#41;"
          "secciones" => array:3 [
            0 => array:2 [
              "identificador" => "sec0140"
              "titulo" => "Dapagliflozin"
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            1 => array:2 [
              "identificador" => "sec0145"
              "titulo" => "Empagliflozin"
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            2 => array:2 [
              "identificador" => "sec0150"
              "titulo" => "Canagliflozin"
            ]
          ]
        ]
        18 => array:2 [
          "identificador" => "sec0155"
          "titulo" => "Insulin"
        ]
        19 => array:2 [
          "identificador" => "sec0160"
          "titulo" => "Conflicts of interest"
        ]
        20 => array:2 [
          "identificador" => "xack360883"
          "titulo" => "Acknowledgments"
        ]
        21 => array:1 [
          "titulo" => "References"
        ]
      ]
    ]
    "pdfFichero" => "main.pdf"
    "tienePdf" => true
    "fechaRecibido" => "2018-03-04"
    "fechaAceptado" => "2018-03-19"
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        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Keywords"
          "identificador" => "xpalclavsec1014102"
          "palabras" => array:7 [
            0 => "Diabetes"
            1 => "Chronic kidney disease"
            2 => "Diabetic nephropathy"
            3 => "Diabetic kidney disease"
            4 => "SGLT2-i"
            5 => "GLP-1RA"
            6 => "DPP4-i"
          ]
        ]
      ]
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        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Palabras clave"
          "identificador" => "xpalclavsec1014103"
          "palabras" => array:7 [
            0 => "Diabetes"
            1 => "Enfermedad renal cr&#243;nica"
            2 => "Nefropat&#237;a diab&#233;tica"
            3 => "Enfermedad renal del diab&#233;tico"
            4 => "iSGLT2"
            5 => "arGLP1"
            6 => "iDPP4"
          ]
        ]
      ]
    ]
    "tieneResumen" => true
    "resumen" => array:2 [
      "en" => array:2 [
        "titulo" => "Abstract"
        "resumen" => "<span id="abst0005" class="elsevierStyleSection elsevierViewall"><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">Diabetes mellitus type 2 is the main cause of chronic kidney disease&#46; Patients with this disease have higher morbidity and mortality and risk of hypoglycaemia than those without this disease&#46; In 2010&#44; type 2 diabetes was the reason for starting renal replacement therapy in 24&#46;7&#37; of patients&#46; The prevalence of microalbuminuria&#44; proteinuria and a reduced glomerular filtration rate is 36&#37;&#44; 8&#37; and 22&#37;&#44; respectively&#46; The presence of albuminuria is a predictor of chronic kidney disease&#46; Diabetic kidney disease&#44; previously known as diabetic nephropathy&#44; refers to kidney disease caused by diabetes&#46; Renal hyperfiltration is a marker of intraglomerular hypertension and a risk factor for onset and progression&#46; The new antidiabetic drugs&#44; mainly dipeptidyl peptidase-4 inhibitors&#44; sodium-glucose cotransporter inhibitors and glucagon-like peptide-1 agonists&#44; have been shown to prevent or slow the progression of kidney disease&#46;</p></span>"
      ]
      "es" => array:2 [
        "titulo" => "Resumen"
        "resumen" => "<span id="abst0010" class="elsevierStyleSection elsevierViewall"><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">La diabetes mellitus tipo<span class="elsevierStyleHsp" style=""></span>2 es la principal causa de enfermedad renal cr&#243;nica&#46; Estos pacientes presentan mayor morbimortalidad y riesgo de hipoglucemias que el resto&#46; En 2010&#44; la diabetes tipo<span class="elsevierStyleHsp" style=""></span>2 fue causa del inicio de terapia renal sustitutiva en el 24&#44;7&#37; de los pacientes&#46; La prevalencia de microalbuminuria&#44; proteinuria y disminuci&#243;n del filtrado glomerular es del 36&#44; 8&#44; y 22&#37;&#44; respectivamente&#46; La presencia de albuminuria es un factor predictivo de enfermedad renal cr&#243;nica&#46; La enfermedad renal diab&#233;tica&#44; previamente conocida como nefropat&#237;a diab&#233;tica&#44; hace referencia a la enfermedad renal causada por la diabetes&#46; La hiperfiltraci&#243;n renal es marcador de hipertensi&#243;n intraglomerular y factor de riesgo tanto de inicio como de progresi&#243;n&#46; Los nuevos antidiab&#233;ticos&#44; fundamentalmente los inhibidores del enzima dipeptidil peptidasa-4&#44; los inhibidores del cotransportador de sodio&#47;glucosa y los agonistas del p&#233;ptido similar al glucag&#243;n tipo<span class="elsevierStyleHsp" style=""></span>1&#44; han demostrado prevenir o enlentecer la progresi&#243;n de la enfermedad renal&#46;</p></span>"
      ]
    ]
    "NotaPie" => array:1 [
      0 => array:2 [
        "etiqueta" => "&#9734;"
        "nota" => "<p class="elsevierStyleNotepara" id="npar0005">Please cite this article as&#58; Carretero G&#243;mez J&#44; Ar&#233;valo Lorido JC&#46; Evaluaci&#243;n cl&#237;nica y tratamiento de la diabetes en pacientes con enfermedad renal cr&#243;nica&#46; Rev Clin Esp&#46; 2018&#59;218&#58;305&#8211;315&#46;</p>"
      ]
    ]
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        "descripcion" => array:1 [
          "en" => "<p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Staging of chronic kidney disease according to the 2012 KDIGO guidelines&#46; <span class="elsevierStyleItalic">Abbreviations</span>&#58; CKD&#44; chronic kidney disease&#59; eGFR&#44; estimated glomerular filtration rate&#59; KDIGO&#44; Kidney Disease Global Outcomes&#46; Albumin&#47;creatinine ratio 1<span class="elsevierStyleHsp" style=""></span>mg&#47;g<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;113<span class="elsevierStyleHsp" style=""></span>mg&#47;mmol&#59; 30<span class="elsevierStyleHsp" style=""></span>mg&#47;g &#40;3&#46;4<span class="elsevierStyleHsp" style=""></span>mg&#47;mmol&#41;&#46; The colors show the adjusted relative risk for 5 events&#58; overall mortality&#44; cardiovascular mortality&#44; renal failure treated with dialysis or transplantation&#44; acute renal failure and progression of the kidney disease&#46; Green indicates the lowest risk&#44; followed by yellow &#40;&#8220;moderately increased&#8221; risk&#41;&#44; orange &#40;&#8220;high risk&#8221;&#41; and red &#40;&#8220;very high risk&#8221;&#41;&#46;</p>"
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          "en" => "<p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">The kidneys in diabetes&#46; Panel &#40;A&#41; In the early phases of DKD&#44; the reduced release of Na<span class="elsevierStyleSup">&#43;</span> to the macula densa is erroneously interpreted by the juxtaglomerular apparatus as a reduction in effective circulating volume&#44; resulting in compensatory vasodilation of the afferent arteriole and an increase in intraglomerular pressure&#46; This mechanism has been called &#8220;tubuloglumerular feedback&#8221; and is the pathophysiological basis of DKD&#46; Panel &#40;B&#41; SGLT2I receptors are overexpressed in hyperglycemic conditions &#40;36&#37;&#41;&#44; increasing the renal reabsorption of Na<span class="elsevierStyleSup">&#43;</span> and Cl<span class="elsevierStyleSup">&#8722;</span> by at least 14&#37;&#46; Inhibition of SGLT2I receptors in the proximal tubule reverses the previous hemodynamic condition&#44; resulting in vasoconstriction of the afferent arteriole and eGFR normalization&#46; Overall&#44; they induce a reduction in hyperfiltration&#44; proteinuria&#44; glomerular hypertrophy and mesangial expansion&#46; DPP4 receptors are widely expressed in the brush border in segments S1-S3 of the proximal convoluted tubule and to a lesser extent in other segments at the tubulointerstitial level&#46; Through the reduction in NHE3 activity &#40;Na&#47;H-exchanger&#41;&#44; the tyrosine kinase pathway decreases sodium reabsorption in the proximal convoluted tubule&#46; GLP-1 is expressed exclusively in the smooth muscle cells of the vessels&#44; both preglomerular and juxtaglomerular&#46; Through the reduction in NHE3 activity via PKA &#40;unlike DPP4Is that inhibit through TKA&#41;&#44; they increase natriuresis and osmotic diuresis&#46; Globally&#44; they reduce the resistance of the afferent arteriole and increase the resistance of the efferent arteriole&#44; decreasing the hydrostatic pressure in the Bowman capsule and increasing it on the glomerular level&#44; either through the GLP-1 receptor&#44; nitric oxide or other vascular factors that mediate renal hyperfiltration&#44; such as angiotensin I and II&#44; atrial natriuretic peptide&#44; endothelin<span class="elsevierStyleHsp" style=""></span>1 and oxygen reactive species &#40;ROS&#41;&#46;</p> <p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">Abbreviations&#58; Ang-I&#44; angiotensin<span class="elsevierStyleHsp" style=""></span>I&#59; Ang-II&#44; angiotensin<span class="elsevierStyleHsp" style=""></span>II&#59; ANP&#44; atrial natriuretic peptide&#59; GLP-1RA&#44; glucagon-like peptide-1 receptor agonists&#59; DKD&#44; diabetic kidney disease&#59; DPP4&#44; enzyme dipeptidyl peptidase-4&#59; ET1&#44; endothelin<span class="elsevierStyleHsp" style=""></span>1&#59; NHE3&#44; isoform 3 of the sodium&#47;hydrogen exchanger&#59; PKA&#44; protein kinase A&#59; ROS&#44; reactive oxygen species&#59; SGLT2i&#44; sodium-dependent glucose cotransporter 2 inhibitor&#59; TGF&#44; tubuloglomerular feedback&#59; TKA&#44; tyrosine kinase A&#46;</p>"
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          "leyenda" => "<p id="spar0035" class="elsevierStyleSimplePara elsevierViewall"><span class="elsevierStyleItalic">Abbreviations</span>&#58; FDA&#44; Food and Drug Administration&#59; eGFR&#44; glomerular filtration rate&#46;</p>"
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              "tabla" => array:1 [
                0 => """
                  <table border="0" frame="\n
                  \t\t\t\t\tvoid\n
                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">eGFR&#44; mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">FDA recommendations&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">&#62;45&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No contraindications<br>Annual eGFR&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">30&#8211;45&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No recommendation start treatment<br>Risk&#47;benefit for continuing treatment&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">&#60;30&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Contraindicated&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Withdraw treatment&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Liver disease&#44; alcoholism&#44; heart failure<br>The patient will undergo an imaging test with iodinated contrast and eGFR 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr></tbody></table>
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          "en" => "<p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Review of the 2016 Food and Drug Administration for the use of metformin in chronic kidney disease&#46;</p>"
        ]
      ]
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        "etiqueta" => "Table 2"
        "tipo" => "MULTIMEDIATABLA"
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        "mostrarDisplay" => false
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            "identificador" => "at2"
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        ]
        "tabla" => array:2 [
          "leyenda" => "<p id="spar0045" class="elsevierStyleSimplePara elsevierViewall"><span class="elsevierStyleItalic">Abbreviations</span>&#58; CKD&#44; chronic kidney disease&#59; DPP4&#44; dipeptidyl peptidase-4 enzyme&#59; eGFR&#44; estimated glomerular filtration rate&#59; GLP-1&#44; glucagon-like peptide-1&#59; SGLT2i&#44; sodium-glucose cotransporter&#46;</p>"
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            0 => array:2 [
              "tabla" => array:1 [
                0 => """
                  <table border="0" frame="\n
                  \t\t\t\t\tvoid\n
                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Drug&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Recommended dosage for renal failure<br>eGFR &#40;mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Biguanides</span></td></tr><tr title="table-row"><td class="td" title="table-entry  " rowspan="3" align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Metformin</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment needed if eGFR &#62;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Do not start or assess risk-benefit if eGFR is 30&#8211;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Discontinue if eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Second generation sulfonylureas</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Glipizide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Glimepiride&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Start conservatively at a dosage of 1<span class="elsevierStyleHsp" style=""></span>mg per day&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Glyburide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Avoid its use&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Meglitinides</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Repaglinide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Start conservatively at a dosage of 0&#46;5<span class="elsevierStyleHsp" style=""></span>mg at each meal if eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Nateglinide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Start conservatively at a dosage of 60<span class="elsevierStyleHsp" style=""></span>mg at each meal if eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Thiazolidinediones</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Pioglitazone&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Rosiglitazone&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Alfa-glucosidase inhibitors</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Acarbose&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Avoid if eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Miglitol&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Avoid if eGFR &#60;25<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Partial GLP-1 receptor agonists</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>LAR exenatide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Not recommended with eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Liraglutide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Lixisenatide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required for eGFR<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>60&#8211;89<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>No dosage adjustment required if eGFR is 30&#8211;59<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#59; however&#44; patients should be monitored if adverse effects occur or if there is renal function impairment&#46;<br>There is little clinical experience with eGFR of 15&#8211;29<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#59; however&#44; patients should be monitored if adverse effects occur or if there is renal function impairment&#46;<br>Avoid if eGFR &#60;15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Albiglutide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required for eGFR<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>15&#8211;89<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Dulaglutide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">DPP4 inhibitors</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Sitagliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">100<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#62;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>50<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>30&#8211;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>25<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Saxagliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">5<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#62;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>2&#46;5<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#8804;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Vildagliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">100<span class="elsevierStyleHsp" style=""></span>mg every 24<span class="elsevierStyleHsp" style=""></span>h if eGFR<span class="elsevierStyleHsp" style=""></span>&#62;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>50<span class="elsevierStyleHsp" style=""></span>mg every 24<span class="elsevierStyleHsp" style=""></span>h if eGFR is 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>25<span class="elsevierStyleHsp" style=""></span>mg every 24<span class="elsevierStyleHsp" style=""></span>h if eGFR<span class="elsevierStyleHsp" style=""></span>&#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Linagliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Alogliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">25<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#62;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>12&#46;5<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR is 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>6&#46;25<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">SGLT2 inhibitors</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Canagliflozin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required if eGFR<span class="elsevierStyleHsp" style=""></span>&#8805;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>100<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR is 45&#8211;59<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>Avoid its use and discontinue in patients with eGFR persistently &#60;45&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Dapagliflozin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Avoid starting if eGFR<span class="elsevierStyleHsp" style=""></span>&#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>Not recommended with an eGFR<span class="elsevierStyleHsp" style=""></span>of<span class="elsevierStyleHsp" style=""></span>30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>Contraindicated for eGFR<span class="elsevierStyleHsp" style=""></span>&#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Empagliflozin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required if eGFR<span class="elsevierStyleHsp" style=""></span>&#8805;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>Avoid its use and discontinue in patients with eGFR persistently &#60;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Insulin</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Basal&#58; glargine&#44; detemir&#44; degludec&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Reduce 25&#37; if eGFR is 15&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Prandial&#58; lispro&#44; aspart&#44; glulisine&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Reduce 50&#37; if eGFR &#60;15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr></tbody></table>
                  """
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          "en" => "<p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Summary of recommended antidiabetic dosages for chronic kidney disease&#46;</p>"
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      "titulo" => "References"
      "seccion" => array:1 [
        0 => array:2 [
          "identificador" => "bibs0015"
          "bibliografiaReferencia" => array:57 [
            0 => array:3 [
              "identificador" => "bib0295"
              "etiqueta" => "1"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Prevalence of diabetes mellitus and impaired glucose regulation in Spain&#58; The Di&#64;bet&#46;es Study"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => true
                          "autores" => array:6 [
                            0 => "F&#46; Soriguer"
                            1 => "A&#46; Goday"
                            2 => "A&#46; Bosch-Comas"
                            3 => "E&#46; Bordi&#250;"
                            4 => "A&#46; Calle-Pascual"
                            5 => "R&#46; Carmena"
                          ]
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                    0 => array:2 [
                      "doi" => "10.1007/s00125-011-2336-9"
                      "Revista" => array:6 [
                        "tituloSerie" => "Diabetologia"
                        "fecha" => "2012"
                        "volumen" => "55"
                        "paginaInicial" => "88"
                        "paginaFinal" => "93"
                        "link" => array:1 [
                          0 => array:2 [
                            "url" => "https://www.ncbi.nlm.nih.gov/pubmed/21987347"
                            "web" => "Medline"
                          ]
                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
            1 => array:3 [
              "identificador" => "bib0300"
              "etiqueta" => "2"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Global prevalence of diabetes&#58; estimates for the year 2000 and projections for 2030"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:5 [
                            0 => "S&#46; Wild"
                            1 => "G&#46; Roglic"
                            2 => "A&#46; Green"
                            3 => "R&#46; Sicree"
                            4 => "H&#46; King"
                          ]
                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Diabetes Care"
                        "fecha" => "2004"
                        "volumen" => "27"
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                            "url" => "https://www.ncbi.nlm.nih.gov/pubmed/15111519"
                            "web" => "Medline"
                          ]
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            ]
            2 => array:3 [
              "identificador" => "bib0305"
              "etiqueta" => "3"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "An&#225;lisis epidemiol&#243;gico del incremento de insuficiencia renal asociada a diabetes mellitus tipo 2"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:2 [
                            0 => "V&#46; Lorenzo"
                            1 => "B&#46; Mart&#237;n Urcuyo"
                          ]
                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Nefrolog&#237;a"
                        "fecha" => "2000"
                        "volumen" => "20"
                        "paginaInicial" => "77"
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                        "link" => array:1 [
                          0 => array:2 [
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                          ]
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            ]
            3 => array:3 [
              "identificador" => "bib0310"
              "etiqueta" => "4"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Similar risks of nephropathy in patients with type I or type II diabetes mellitus"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:4 [
                            0 => "C&#46; Hasslacher"
                            1 => "E&#46; Ritz"
                            2 => "P&#46; Wahl"
                            3 => "C&#46; Michael"
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                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Nephrol Dial Transplant"
                        "fecha" => "1989"
                        "volumen" => "4"
                        "paginaInicial" => "859"
                        "paginaFinal" => "863"
                        "link" => array:1 [
                          0 => array:2 [
                            "url" => "https://www.ncbi.nlm.nih.gov/pubmed/2515489"
                            "web" => "Medline"
                          ]
                        ]
                      ]
                    ]
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            4 => array:3 [
              "identificador" => "bib0315"
              "etiqueta" => "5"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Chronic renal failure in non-insulin-dependent diabetes mellitus&#46; A population-based study in Rochester&#44; Minnesota"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
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Review
Clinical assessment and treatment of diabetes in patients with chronic kidney disease
Evaluación clínica y tratamiento de la diabetes en pacientes con enfermedad renal crónica
J. Carretero Gómez
Corresponding author
juanicarretero@gmail.com

Corresponding author.
, J.C. Arévalo Lorido
Servicio de Medicina Interna, Hospital Comarcal de Zafra, Badajoz, Spain
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heart failure&#44; diabetes&#44; hospitalization&#44; mortality&#46; We assessed experimental studies with control groups and observational studies&#46; An individualized search was also conducted for each antidiabetic drug&#44; adding the term &#8220;diabetic nephropathy&#8221;&#46;</p></span><span id="sec0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0035">Epidemiology and prevalence</span><p id="par0015" class="elsevierStylePara elsevierViewall">The prevalence of DM2 in Spain has been estimated according to the Diabet&#64;s study at 14&#37; of the adult population&#46;<a class="elsevierStyleCrossRef" href="#bib0295"><span class="elsevierStyleSup">1</span></a> Worldwide&#44; the prevalence of diabetes is estimated at 3&#8211;4&#37; of the population&#46;<a class="elsevierStyleCrossRef" href="#bib0300"><span class="elsevierStyleSup">2</span></a> In parallel with the increase in the incidence of diabetes&#44; there has been an increase in terminal CKD associated with diabetes&#46; According to the Spanish Society of Nephrology&#44; DM2 was the reason for starting renal replacement therapy &#40;RRT&#41; in 24&#46;7&#37; of patients in 2010&#46;<a class="elsevierStyleCrossRef" href="#bib0305"><span class="elsevierStyleSup">3</span></a></p><p id="par0020" class="elsevierStylePara elsevierViewall">Some 25&#8211;40&#37; of patients with diabetes will present some degree of kidney disease&#46; The prevalence of microalbuminuria&#44; proteinuria and reduced glomerular filtration can reach 36&#37;&#44; 8&#37; and 22&#37; respectively&#44; starting 20&#8211;25 years after the diagnosis&#46;<a class="elsevierStyleCrossRef" href="#bib0310"><span class="elsevierStyleSup">4</span></a> The presence of albuminuria is a predictor of CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0315"><span class="elsevierStyleSup">5</span></a></p></span><span id="sec0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0040">Classification of chronic kidney disease</span><p id="par0025" class="elsevierStylePara elsevierViewall">An annual screening of renal function using the estimated glomerular filtration rate &#40;eGFR&#41; and albumin&#47;creatinine ratio &#40;ACR&#41;<a class="elsevierStyleCrossRef" href="#bib0320"><span class="elsevierStyleSup">6</span></a> is recommended&#46; The 2012 Kidney Disease Improving Global Outcomes &#40;KDIGO&#41; guidelines<a class="elsevierStyleCrossRef" href="#bib0325"><span class="elsevierStyleSup">7</span></a> recommend the use of the Chronic Kidney Disease Epidemiology Collaboration equation &#40;CKD-EPI&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0330"><span class="elsevierStyleSup">8</span></a></p><p id="par0030" class="elsevierStylePara elsevierViewall">The Kidney Disease Outcomes Quality Initiative &#40;KDOQI&#41; guidelines<a class="elsevierStyleCrossRef" href="#bib0335"><span class="elsevierStyleSup">9</span></a> define CKD as the presence for at least 3 months of an eGFR &#8804;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> structural renal lesions &#40;histological abnormalities in the renal biopsy&#41; or functional renal lesions &#40;albuminuria&#44; urinary sediment abnormalities&#41; that might cause a reduction in eGFR&#46;</p><p id="par0035" class="elsevierStylePara elsevierViewall">The new CKD prognostic classification proposed by KDIGO<a class="elsevierStyleCrossRef" href="#bib0325"><span class="elsevierStyleSup">7</span></a> and based on eGFR stages and albuminuria is shown in <a class="elsevierStyleCrossRef" href="#fig0005">Fig&#46; 1</a>&#46;</p><elsevierMultimedia ident="fig0005"></elsevierMultimedia></span><span id="sec0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0045">Etiopathogenesis and pathophysiology of diabetic kidney disease</span><p id="par0040" class="elsevierStylePara elsevierViewall">Diabetic kidney disease &#40;DKD&#41;&#44; previously known as diabetic nephropathy&#44; refers to kidney disease caused by diabetes&#46;<a class="elsevierStyleCrossRef" href="#bib0340"><span class="elsevierStyleSup">10</span></a> Chronic hyperglycemia&#44; through tissue glycosylation &#40;including glomerular and mesangial cells&#41;&#44; is the determining factor&#46; Three hypotheses have been proposed for this condition&#58; nonenzymatic glycosylation and advanced glycosylation end products&#44; protein kinase C activation and aldose reductase pathway acceleration&#46;<a class="elsevierStyleCrossRef" href="#bib0345"><span class="elsevierStyleSup">11</span></a></p><p id="par0045" class="elsevierStylePara elsevierViewall">This condition occurs 5&#8211;10 years after the DM2 diagnosis&#44; and its progression is influenced by factors such as the activity of the renin-angiotensin-aldosterone system &#40;RAAS&#41;&#44; race&#44; microalbuminuria&#44; arterial hypertension &#40;AHT&#41;&#44; obesity&#44;<a class="elsevierStyleCrossRef" href="#bib0350"><span class="elsevierStyleSup">12</span></a> dyslipidemia and nicotine addiction&#46; Renal hyperfiltration &#40;eGFR<span class="elsevierStyleHsp" style=""></span>&#8805;135<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; is a marker of intraglomerular hypertension and a risk factor for onset and progression&#46;<a class="elsevierStyleCrossRef" href="#bib0355"><span class="elsevierStyleSup">13</span></a></p><p id="par0050" class="elsevierStylePara elsevierViewall">With time&#44; functional and structural changes in the nephron lead to hemodynamic changes&#44; cell proliferation and hypertrophy&#44; onset of albuminuria and proteinuria in intermediate phases up to CKD&#44; as we can see in the following diagram&#58;<ul class="elsevierStyleList" id="lis0005"><li class="elsevierStyleListItem" id="lsti0005"><span class="elsevierStyleLabel">-</span><p id="par0055" class="elsevierStylePara elsevierViewall">Stage 1&#46; Renal hypertrophy and hyperfiltration<ul class="elsevierStyleList" id="lis0010"><li class="elsevierStyleListItem" id="lsti0010"><span class="elsevierStyleLabel">&#8226;</span><p id="par0060" class="elsevierStylePara elsevierViewall">Increased kidney size</p></li><li class="elsevierStyleListItem" id="lsti0015"><span class="elsevierStyleLabel">&#8226;</span><p id="par0065" class="elsevierStylePara elsevierViewall">Increased eGFR</p></li></ul></p></li><li class="elsevierStyleListItem" id="lsti0020"><span class="elsevierStyleLabel">-</span><p id="par0070" class="elsevierStylePara elsevierViewall">Stage 2&#46; Kidney injury with no clinical evidence<ul class="elsevierStyleList" id="lis0015"><li class="elsevierStyleListItem" id="lsti0025"><span class="elsevierStyleLabel">&#8226;</span><p id="par0075" class="elsevierStylePara elsevierViewall">Thickening of the basal membranes and increased mesangial volume</p></li><li class="elsevierStyleListItem" id="lsti0030"><span class="elsevierStyleLabel">&#8226;</span><p id="par0080" class="elsevierStylePara elsevierViewall">Various histological patterns in DM2</p></li><li class="elsevierStyleListItem" id="lsti0035"><span class="elsevierStyleLabel">&#8226;</span><p id="par0085" class="elsevierStylePara elsevierViewall">Intermittent microalbuminuria</p></li></ul></p></li><li class="elsevierStyleListItem" id="lsti0040"><span class="elsevierStyleLabel">-</span><p id="par0090" class="elsevierStylePara elsevierViewall">Stage 3&#46; Intermittent diabetic kidney disease<ul class="elsevierStyleList" id="lis0020"><li class="elsevierStyleListItem" id="lsti0045"><span class="elsevierStyleLabel">&#8226;</span><p id="par0095" class="elsevierStylePara elsevierViewall">Persistent microalbuminuria</p></li><li class="elsevierStyleListItem" id="lsti0050"><span class="elsevierStyleLabel">&#8226;</span><p id="par0100" class="elsevierStylePara elsevierViewall">Start of AHT</p></li><li class="elsevierStyleListItem" id="lsti0055"><span class="elsevierStyleLabel">&#8226;</span><p id="par0105" class="elsevierStylePara elsevierViewall">No reduction in eGFR</p></li></ul></p></li><li class="elsevierStyleListItem" id="lsti0060"><span class="elsevierStyleLabel">-</span><p id="par0110" class="elsevierStylePara elsevierViewall">Stage 4&#46; Established diabetic kidney disease<ul class="elsevierStyleList" id="lis0025"><li class="elsevierStyleListItem" id="lsti0065"><span class="elsevierStyleLabel">&#8226;</span><p id="par0115" class="elsevierStylePara elsevierViewall">Presence of proteinuria or macroalbuminuria</p></li><li class="elsevierStyleListItem" id="lsti0070"><span class="elsevierStyleLabel">&#8226;</span><p id="par0120" class="elsevierStylePara elsevierViewall">AHT in most cases</p></li><li class="elsevierStyleListItem" id="lsti0075"><span class="elsevierStyleLabel">&#8226;</span><p id="par0125" class="elsevierStylePara elsevierViewall">Loss of eGFR starts</p></li><li class="elsevierStyleListItem" id="lsti0080"><span class="elsevierStyleLabel">&#8226;</span><p id="par0130" class="elsevierStylePara elsevierViewall">Characteristic histological lesions&#58; diabetic glomerulosclerosis&#44; interstitial fibrosis&#44; tubular atrophy&#44; arteriolar hyalinosis</p></li></ul></p></li><li class="elsevierStyleListItem" id="lsti0085"><span class="elsevierStyleLabel">-</span><p id="par0135" class="elsevierStylePara elsevierViewall">Stage 5&#46; Renal failure<ul class="elsevierStyleList" id="lis0030"><li class="elsevierStyleListItem" id="lsti0090"><span class="elsevierStyleLabel">&#8226;</span><p id="par0140" class="elsevierStylePara elsevierViewall">Progressive loss of eGFR</p></li><li class="elsevierStyleListItem" id="lsti0095"><span class="elsevierStyleLabel">&#8226;</span><p id="par0145" class="elsevierStylePara elsevierViewall">AHT and diabetic retinopathy present almost continuously</p></li><li class="elsevierStyleListItem" id="lsti0100"><span class="elsevierStyleLabel">&#8226;</span><p id="par0150" class="elsevierStylePara elsevierViewall">Onset of uremic symptoms and associated complications</p></li></ul></p></li></ul></p><p id="par0155" class="elsevierStylePara elsevierViewall">In <a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>A&#44; we can observe the changes in the nephron that are produced in DKD&#44; both at the intraglomerular and vascular level &#40;afferent and efferent arterioles&#41;&#46;</p><elsevierMultimedia ident="fig0010"></elsevierMultimedia><p id="par0160" class="elsevierStylePara elsevierViewall">In recent years&#44; the &#8220;nonproteinuric phenotype&#8221; has become frequent&#44; that is&#44; progression to CKD without developing proteinuria&#46;<a class="elsevierStyleCrossRefs" href="#bib0360"><span class="elsevierStyleSup">14&#44;15</span></a></p></span><span id="sec0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0050">Glycemic control for patients with chronic kidney disease&#46; The importance of the new oral diabetes drugs</span><p id="par0165" class="elsevierStylePara elsevierViewall">The main guidelines recommend individualized glycemic control for patients with CKD&#46; For example&#44; the American Diabetes Association recommended in its last revision an HbA1c objective &#60;8&#37; for patients with comorbidities including CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0370"><span class="elsevierStyleSup">16</span></a> The National Kidney Foundation guidelines &#40;KDOQI guidelines&#41; recommend an HbA1c control objective &#62;7&#37; for patients with a high risk of hypoglycemia&#44; short life expectancy and comorbidities including CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0375"><span class="elsevierStyleSup">17</span></a></p><p id="par0170" class="elsevierStylePara elsevierViewall">Other than glycemic control and AHT control&#44; only RAAS inhibition has been shown to have a renoprotective effect&#46; In recent years&#44; the emergence of new oral antidiabetic drugs &#40;ODAs&#41;&#44; such as dipeptidyl peptidase-4 inhibitors &#40;DPP4Is&#41;&#44; glucagon-like peptide-1 &#40;GLP-1&#41; agonists and sodium-glucose cotransporter inhibitors &#40;SGLT2Is&#41;&#44; with effects beyond glycemic control &#40;weight control&#44; antihypertensive and hypouricemic effect&#41;&#44; has represented a benefit both for macrovascular and microvascular disease in patients with DM2&#46; The 3 drug groups have a high safety profile&#44; making them drugs of choice for DKD&#46;<a class="elsevierStyleCrossRef" href="#bib0375"><span class="elsevierStyleSup">17</span></a></p><p id="par0175" class="elsevierStylePara elsevierViewall">It is important to understand the definitions and outcomes at the renal level of the main studies with ADOs in DKD&#46;<a class="elsevierStyleCrossRef" href="#bib0345"><span class="elsevierStyleSup">11</span></a><ul class="elsevierStyleList" id="lis0035"><li class="elsevierStyleListItem" id="lsti0105"><span class="elsevierStyleLabel">-</span><p id="par0180" class="elsevierStylePara elsevierViewall">Normal renal function&#58; eGFR &#62;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; albumin excretion &#60;30<span class="elsevierStyleHsp" style=""></span>mg&#47;d or ACR &#60;30<span class="elsevierStyleHsp" style=""></span>mg&#47;g confirmed in 3 measurements&#46;</p></li><li class="elsevierStyleListItem" id="lsti0110"><span class="elsevierStyleLabel">-</span><p id="par0185" class="elsevierStylePara elsevierViewall">With kidney disease&#58;</p></li><li class="elsevierStyleListItem" id="lsti0115"><span class="elsevierStyleLabel">-</span><p id="par0190" class="elsevierStylePara elsevierViewall">eGFR &#62;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> with microalbuminuria &#40;30&#8211;300<span class="elsevierStyleHsp" style=""></span>mg&#47;d&#41; or ACR 30&#8211;300<span class="elsevierStyleHsp" style=""></span>mg&#47;g&#46;</p></li><li class="elsevierStyleListItem" id="lsti0120"><span class="elsevierStyleLabel">-</span><p id="par0195" class="elsevierStylePara elsevierViewall">Macroalbuminuria defined as an albumin excretion &#8805;300<span class="elsevierStyleHsp" style=""></span>mg&#47;d or ACR<span class="elsevierStyleHsp" style=""></span>&#8805;300<span class="elsevierStyleHsp" style=""></span>mg&#47;g confirmed in 3 measurements&#46;</p></li></ul></p><p id="par0200" class="elsevierStylePara elsevierViewall">Similarly&#44; the primary outcomes in clinical trials refer to&#46;&#46;&#46;<ul class="elsevierStyleList" id="lis0040"><li class="elsevierStyleListItem" id="lsti0125"><span class="elsevierStyleLabel">-</span><p id="par0205" class="elsevierStylePara elsevierViewall">Doubling of baseline creatinine levels&#46;</p></li><li class="elsevierStyleListItem" id="lsti0130"><span class="elsevierStyleLabel">-</span><p id="par0210" class="elsevierStylePara elsevierViewall">CKD&#58; eGFR &#60;15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> for 3 months or more&#44; need for RRT or kidney transplantation&#46;</p></li><li class="elsevierStyleListItem" id="lsti0135"><span class="elsevierStyleLabel">-</span><p id="par0215" class="elsevierStylePara elsevierViewall">Death &#40;all-cause&#44; cardiovascular&#44; sudden death&#41;&#44; nonfatal infarction or stroke&#46;</p></li></ul></p><p id="par0220" class="elsevierStylePara elsevierViewall">The secondary outcomes are&#46;&#46;&#46;<ul class="elsevierStyleList" id="lis0045"><li class="elsevierStyleListItem" id="lsti0140"><span class="elsevierStyleLabel">-</span><p id="par0225" class="elsevierStylePara elsevierViewall">Onset&#44; progression or regression of microalbuminuria&#46;</p></li><li class="elsevierStyleListItem" id="lsti0145"><span class="elsevierStyleLabel">-</span><p id="par0230" class="elsevierStylePara elsevierViewall">ACR value at the end of treatment or change between the start and end of treatment&#46;</p></li><li class="elsevierStyleListItem" id="lsti0150"><span class="elsevierStyleLabel">-</span><p id="par0235" class="elsevierStylePara elsevierViewall">Creatinine clearance or eGFR at the end of treatment or change between the start and end of treatment and change in eGFR at 1 year of follow-up&#46;</p></li></ul></p><p id="par0240" class="elsevierStylePara elsevierViewall"><a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B shows the various action levels of the new ODAs that have shown renal protection&#46;</p></span><span id="sec0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0055">Alpha-glucosidase inhibitors</span><span id="sec0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0060">Miglitol and acarbose</span><p id="par0245" class="elsevierStylePara elsevierViewall">These drugs delay the absorption of complex carbohydrates in the intestines&#44; decreasing the postprandial glucose peak&#46; These drugs are contraindicated in stage 4 CKD&#46;</p></span></span><span id="sec0045" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0065">Sulfonylureas</span><p id="par0250" class="elsevierStylePara elsevierViewall">Sulfonylureas are contraindicated in cases of severe renal failure&#46; Their main adverse effects are hypoglycemia&#44; which can be severe&#44; and weight gain&#46;<a class="elsevierStyleCrossRef" href="#bib0380"><span class="elsevierStyleSup">18</span></a></p></span><span id="sec0050" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0070">Meglitinides</span><span id="sec0055" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0075">Repaglinide and nateglinide</span><p id="par0255" class="elsevierStylePara elsevierViewall">Both have a short half-life&#46; Repaglinide is more potent and is eliminated by the bile duct and can therefore be used in any grade of CKD and in dialysis&#46; Despite having hepatic metabolism&#44; nateglinide forms active metabolites that are cleared by the kidneys and is therefore not recommended in CKD&#46; The main secondary effect of both drugs is hypoglycemia&#46;<a class="elsevierStyleCrossRef" href="#bib0385"><span class="elsevierStyleSup">19</span></a></p></span></span><span id="sec0060" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0080">Thiazolidinediones</span><span id="sec0065" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0085">Pioglitazone</span><p id="par0260" class="elsevierStylePara elsevierViewall">An insulin sensitizer that stimulates glucose uptake by the muscle and adipose tissue&#46; Reduces gluconeogenesis and fatty acid synthesis at the hepatic level&#46; The drug is metabolized in the liver and excreted in feces and is therefore not contraindicated in CKD&#46; Its main adverse effects are water retention &#40;its use is not recommended in heart and hepatic failure&#41;&#44; distal bone fractures in women and a debatable increase in the incidence of bladder cancer&#46;<a class="elsevierStyleCrossRef" href="#bib0390"><span class="elsevierStyleSup">20</span></a></p></span></span><span id="sec0070" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0090">Biguanides</span><span id="sec0075" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0095">Metformin</span><p id="par0265" class="elsevierStylePara elsevierViewall">Approved by the FDA in 1973&#46; It was not until 2016 that the warnings were revised on its use in CKD&#44; concluding that it is safe in patients with mild to moderate CKD&#44; adjusted to eGFR &#40;<a class="elsevierStyleCrossRef" href="#tbl0005">Table 1</a>&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0395"><span class="elsevierStyleSup">21</span></a></p><elsevierMultimedia ident="tbl0005"></elsevierMultimedia><p id="par0270" class="elsevierStylePara elsevierViewall">A recent systematic review on the use of metformin in patients with moderate to severe CKD and heart failure or chronic liver disease showed a reduction in all-cause mortality&#46;<a class="elsevierStyleCrossRef" href="#bib0400"><span class="elsevierStyleSup">22</span></a> The data regarding the risk of lactic acidosis in patients with CKD are limited&#44; but the overall risk is low&#46;<a class="elsevierStyleCrossRef" href="#bib0405"><span class="elsevierStyleSup">23</span></a></p></span></span><span id="sec0080" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0100">Dipeptidyl peptidase-4 inhibitors</span><p id="par0275" class="elsevierStylePara elsevierViewall">DPP4Is are a safe and effective treatment option&#44; with a low risk of hypoglycemia and few adverse effects&#46; The DPP4 receptor is expressed in several segments of the nephron and in the interstitial tubule &#40;segments S1-S3&#41;&#44; with anti-inflammatory effects&#44; immune system activation&#44; sodium regulation and kidney fibrosis regulation &#40;<a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0410"><span class="elsevierStyleSup">24</span></a> The 5 compounds reduce HbA1c levels by approximately 0&#46;5&#37; in patients with stage 3&#8211;4 CKD<a class="elsevierStyleCrossRef" href="#bib0415"><span class="elsevierStyleSup">25</span></a> and decrease urinary albumin excretion&#44; regardless of the blood pressure or blood glucose control&#46;<a class="elsevierStyleCrossRef" href="#bib0420"><span class="elsevierStyleSup">26</span></a></p><span id="sec0085" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0105">Sitagliptin</span><p id="par0280" class="elsevierStylePara elsevierViewall">This was the first DPP4I marketed in 2006&#46; With an 80&#37; renal elimination rate&#44; dosage adjustments of up to 5<span class="elsevierStyleHsp" style=""></span>mg&#47;d are needed for eGFRs of 30&#8211;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;m<span class="elsevierStyleSup">2</span> and 25<span class="elsevierStyleHsp" style=""></span>mg&#47;d for eGFRs &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73 m<span class="elsevierStyleSup">2</span>&#46;</p><p id="par0285" class="elsevierStylePara elsevierViewall">Data on the possible beneficial effect of sitagliptin on the kidneys mostly comes from uncontrolled observational studies&#46; Arjona Ferreira et al&#46; randomized 426 patients to sitagliptin &#40;50<span class="elsevierStyleHsp" style=""></span>mg for moderate renal failure or 25<span class="elsevierStyleHsp" style=""></span>mg for severe renal failure&#41; or 10-mg glipizide for 54 weeks&#46;<a class="elsevierStyleCrossRef" href="#bib0425"><span class="elsevierStyleSup">27</span></a> The reduction in HbA1c levels was 0&#46;8&#37; and 0&#46;6&#37; for sitagliptin and glipizide&#44; respectively&#46; The combined objective of an HbA1c reduction &#62;0&#46;5&#37; with no weight gain or hypoglycemia was achieved in 37&#46;5&#37; and 14&#46;2&#37; of cases&#44; respectively&#46; Both the reduction in eGFR &#40;3&#46;9 vs&#46; 3&#46;3<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; and the percentage of patients who developed renal failure &#40;18&#46;8&#37; vs&#46; 11&#46;0&#37;&#41; were similar in the 2 groups&#46; In another small study with 36 patients lasting 6 months&#44; sitagliptin &#40;50<span class="elsevierStyleHsp" style=""></span>mg&#47;d&#41; decreased HbA1c levels 0&#46;7&#37; and the ACR&#44; in normoalbuminuria&#44; microalbuminuria and macroalbuminuria&#44; with no changes in eGFR&#46; In another randomized study with 85 patients assigned to 50-mg sitagliptin versus other ODAs&#44; only sitagliptin lowered the ACR in patients with normoalbuminuria&#44; revealing a potential preventive and protective effect in the initial stages of DKD&#46;<a class="elsevierStyleCrossRef" href="#bib0420"><span class="elsevierStyleSup">26</span></a> In the Trial to Evaluate Cardiovascular Outcomes after Treatment with Sitagliptin &#40;TECOS&#41;&#44; designed to assess the effect of sitagliptin on the cardiovascular prognosis of patients with diabetes and cardiovascular disease&#44; sitagliptin was not inferior to placebo in the primary objective &#40;hazard ratio &#91;HR&#93;&#44; 0&#46;98&#59; 95&#37; confidence interval &#91;95&#37; CI&#93; 0&#46;88&#8211;1&#46;09&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0430"><span class="elsevierStyleSup">28</span></a> After stratifying the patients by renal function&#44; the rate of cardiovascular events increased as the eGFR decreased&#44; with an adjusted HR for stages 2&#44; 3a and 3b compared with stage 1 of 0&#46;93 &#40;95&#37; CI 0&#46;82&#8211;1&#46;06&#41;&#44; 1&#46;28 &#40;95&#37; CI 1&#46;10&#8211;1&#46;49&#41; and 1&#46;39 &#40;95&#37; CI 1&#46;13&#8211;1&#46;72&#41;&#44; respectively&#46; The reduction in renal function was similar in both groups&#44; with a marginal but constant reduction &#40;-1&#46;3<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; in the treatment group&#46;<a class="elsevierStyleCrossRef" href="#bib0435"><span class="elsevierStyleSup">29</span></a></p></span><span id="sec0090" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0110">Linagliptin</span><p id="par0290" class="elsevierStylePara elsevierViewall">This drug has the lowest renal elimination and does not require dosage adjustments in CKD&#46; The drug is currently being analyzed in 2 studies&#58; the Cardiovascular and Renal Microvascular Outcome Study With Linagliptin in Patients With Type 2 Diabetes Mellitus &#40;CARMELINA&#41; versus placebo<a class="elsevierStyleCrossRef" href="#bib0440"><span class="elsevierStyleSup">30</span></a> and the Cardiovascular Outcome Study of Linagliptin Versus Glimepiride in Early Type 2 Diabetes &#40;CAROLINA&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0445"><span class="elsevierStyleSup">31</span></a> whose results will be published between 2018 and 2020&#46; Sixty percent of the included patients have an eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; and 15&#37; have an eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; In a meta-analysis of three 24-week&#44; placebo-controlled studies&#44; linagliptin consistently lowered HbA1c levels at all stages of renal function&#58; 0&#46;63&#37; for normal eGFR &#40;&#62;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41;&#44; 0&#46;67&#37; for an eGFR of 60&#8211;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and 0&#46;53&#37; for an eGFR of 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; with renal function remaining stable&#46;<a class="elsevierStyleCrossRef" href="#bib0450"><span class="elsevierStyleSup">32</span></a> In a phase-III study by Groop et al&#46; that added linagliptin to the conventional treatment of patients with diabetes treated with RAAS inhibitors&#44; the percentage change in the ACR curve was 32&#37; with linagliptin compared with 6&#37; with placebo&#46;<a class="elsevierStyleCrossRef" href="#bib0455"><span class="elsevierStyleSup">33</span></a> These results were not confirmed in the Modification of Albuminuria in Type 2 Diabetes Subjects with Renal Disease with Linagliptin &#40;MARLINA T2D&#41; study&#44;<a class="elsevierStyleCrossRef" href="#bib0460"><span class="elsevierStyleSup">34</span></a> where the change was &#8722;11&#46;0&#37; &#40;95&#37; CI &#8722;16&#46;8 to &#8722;4&#46;7&#41; with linagliptin and &#8722;5&#46;1&#37; &#40;95&#37; CI&#44; &#8722;11&#46;4 to 1&#46;6&#41; with placebo&#44; an overall difference of &#8722;6&#46;0&#37; &#40;95&#37; CI&#44; &#8722;15&#46;0 to 3&#46;0&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;1954&#41;&#46;</p></span><span id="sec0095" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0115">Saxagliptin</span><p id="par0295" class="elsevierStylePara elsevierViewall">For saxagliptin&#44; the dosage needs to be reduced for patients with moderate to severe renal failure &#40;2&#46;5<span class="elsevierStyleHsp" style=""></span>mg&#47;d&#41;&#46; This dosage is approved in the US for patients on hemodialysis but not in Europe&#46; The Saxagliptin Assessment of Vascular Outcomes Recorded in Patients with Diabetes Mellitus trial &#40;SAVOR-TIMI<span class="elsevierStyleHsp" style=""></span>53&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0460"><span class="elsevierStyleSup">34</span></a> designed to assess the cardiovascular safety of saxagliptin&#44; showed noninferiority versus placebo in the primary objective &#40;HR&#44; 1&#46;00&#59; 95&#37; CI 0&#46;89&#8211;1&#46;12&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41;&#46; In a post hoc analysis&#44; saxagliptin showed an improvement in ACR for all categories&#44; for normoalbuminuria&#44; microalbuminuria and macroalbuminuria &#40;<span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;02&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001 and <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;05&#44; respectively&#41;&#44; with no variations in the eGFR&#46;<a class="elsevierStyleCrossRef" href="#bib0465"><span class="elsevierStyleSup">35</span></a></p></span><span id="sec0100" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0120">Alogliptin</span><p id="par0300" class="elsevierStylePara elsevierViewall">For alogliptin&#44; the dosage should be adjusted according to renal function&#58; 12&#46;5<span class="elsevierStyleHsp" style=""></span>mg&#47;d for stage 3 CKD and 6&#46;25<span class="elsevierStyleHsp" style=""></span>mg&#47;d for stages 4&#8211;5&#46; In the Cardiovascular Mortality in Patients With Type 2 Diabetes and Recent Acute Coronary Syndromes &#40;EXAMINE&#41; study&#44;<a class="elsevierStyleCrossRef" href="#bib0470"><span class="elsevierStyleSup">36</span></a> designed as a noninferiority study for patients with diabetes and a cardiac ischemic event in the previous 15&#8211;90 days&#44; alogliptin was not inferior to placebo for the primary objective &#40;HR&#44; 0&#46;96&#59; 95&#37; CI 0&#46;96&#8211;1&#46;16&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41;&#44; with similar changes in eGFR and the need for dialysis&#46; Twenty-nine percent of the patients had eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p></span><span id="sec0105" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0125">Vildagliptin</span><p id="par0305" class="elsevierStylePara elsevierViewall">Vildagliptin requires a dosage adjustment with eGFR &#60;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; No cardiovascular safety studies have been performed for vildagliptin&#46; However&#44; the Galvus in Addition to Metformin vs&#46; TZD&#47;metformin in T2DM &#40;GALIANT&#41; retrospective analysis showed that the safety and efficacy of vildagliptin versus metformin for patients with eGFR between 50 and 80<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> was similar to that for patients with preserved renal function&#46;<a class="elsevierStyleCrossRef" href="#bib0475"><span class="elsevierStyleSup">37</span></a> Lukashevich et al&#46; randomized 515 patients with moderate &#40;eGFR of 30&#8211;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; or severe CKD &#40;eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41; to vildagliptin or placebo and observed a similar reduction in HbA1c &#40;&#8722;0&#46;5&#37; vs&#46; &#8722;0&#46;6&#37;&#41;&#44; with no increase in hypoglycemia or greater eGFR deterioration&#46;<a class="elsevierStyleCrossRef" href="#bib0480"><span class="elsevierStyleSup">38</span></a></p></span></span><span id="sec0110" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0130">Glucagon-like peptide-1 agonists &#40;GLP-1 RA&#41;</span><p id="par0310" class="elsevierStylePara elsevierViewall">GLP-1 RAs act by increasing insulin secretion&#44; inhibiting glucagon secretion by alpha-pancreatic cells&#44; slowing gastric emptying and inducing satiety&#46; Their use was initially associated with worsening renal function&#44; due to adverse gastrointestinal effects or in patients with heart failure&#44; pancreatitis&#44; infections or the concomitant use of diuretics&#44; angiotensin-converting enzyme inhibitors or nonsteroidal anti-inflammatory drugs&#46;</p><p id="par0415" class="elsevierStylePara elsevierViewall">The GLP-1 receptor is expressed almost exclusively in the vascular tree of the kidneys&#46; Through the reduction in NHE3 &#40;sodium&#47;hydrogen exchanger&#41; activity via the protein kinase A &#40;PKA&#41; pathway&#44; DPP4Is inhibit the tyrosine kinase A &#40;TKA&#41; pathway&#44; increasing natriuresis and osmotic diuresis&#46; Through the GLP-1 receptor pathway&#44; DPP4Is reduce the resistance of the afferent arteriole and increase the resistance of the efferent arteriole&#44; decreasing the hydrostatic pressure in the Bowman capsule and increasing it on the glomerular level&#46; They also act through nitric oxide and other vascular factors that mediate renal hyperfiltration &#40;<a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0485"><span class="elsevierStyleSup">39</span></a></p><p id="par0320" class="elsevierStylePara elsevierViewall">The GLP-1 RAs currently approved by the FDA&#47;EMA are liraglutide&#44; lixisenatide&#44; exenatide LAR&#44; albiglutide and dulaglutide&#46; The first 3 have completed their cardiovascular safety studies&#46;</p><span id="sec0115" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0135">Lixisenatide</span><p id="par0325" class="elsevierStylePara elsevierViewall">Lixisenatide does not require dosage adjustment for eGFR of 60&#8211;90<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; Monitoring is recommended for eGFR of 30&#8211;59<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; This drug is contraindicated for eGFR of 15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p><p id="par0330" class="elsevierStylePara elsevierViewall">In the Evaluation of Lixisenatide in Acute Coronary Syndrome &#40;ELIXA&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0490"><span class="elsevierStyleSup">40</span></a> lixisenatide did not increase the incidence of cardiovascular events compared with standard treatment &#40;13&#46;4&#37; vs&#46; 13&#46;2&#37;&#59; HR&#44; 1&#46;02&#59; 95&#37; CI 0&#46;89&#8211;1&#46;17&#44; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41;&#46; In a subanalysis of the ELIXA study&#44; lixisenatide did not significantly improve the microalbuminuria or eGFR levels&#46; Although a benefit was initially observed in the treatment branch &#40;34&#37; vs&#46; 34&#37;&#41;&#44; mainly in patients undergoing treatment with drugs that inhibit RAAS&#44; after adjusting for baseline and at 3 months of HbA1c&#44; the reduction was not statistically significant &#40;<span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;07&#41;&#46; The Effect of Lixisenatide on the Renal System &#40;ELIXIRS&#41; study is currently underway to assess the behavior of this drug on renal function and on biomarkers&#46;<a class="elsevierStyleCrossRef" href="#bib0495"><span class="elsevierStyleSup">41</span></a></p></span><span id="sec0120" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0140">Liraglutide</span><p id="par0335" class="elsevierStylePara elsevierViewall">Liraglutide does not require dosage adjustments in any stage of CKD&#46;</p><p id="par0340" class="elsevierStylePara elsevierViewall">In the Liraglutide Effect and Action in Diabetes&#58; Evaluation of Cardiovascular Outcome Results &#40;LEADER&#41; study&#44; liraglutide was superior to placebo in the primary endpoint &#40;HR&#44; 0&#46;87&#59; 95&#37; CI 0&#46;78&#8211;0&#46;97&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;01&#41;&#46;<a class="elsevierStyleCrossRef" href="#bib0500"><span class="elsevierStyleSup">42</span></a> In a secondary analysis to assess the renal prognosis&#44; the combined outcome of persistent or new onset macroalbuminuria&#44; doubling of serum creatinine values&#44; terminal CKD or death due to renal causes clearly favored liraglutide &#40;HR&#44; 0&#46;78&#59; 95&#37; CI 0&#46;67&#8211;0&#46;92&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;003&#41;&#46; The benefit was mainly observed at the expense of a reduction in macroalbuminuria &#40;HR&#44; 0&#46;74&#59; 95&#37; CI 0&#46;60&#8211;0&#46;91&#59; <span class="elsevierStyleItalic">p</span><span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;004&#41;&#46; The eGFR readings improved&#44; mainly for baseline eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; with no increase in adverse events&#46; The renal protective mechanism appears to be multifactorial&#44; involving glycemic control&#44; blood pressure control and weight loss&#46;<a class="elsevierStyleCrossRef" href="#bib0505"><span class="elsevierStyleSup">43</span></a></p></span><span id="sec0125" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0145">Exenatide &#8211; LAR</span><p id="par0345" class="elsevierStylePara elsevierViewall">Exenatide LAR is not indicated for eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p><p id="par0350" class="elsevierStylePara elsevierViewall">In the Effects of Once-Weekly Exenatide on Cardiovascular Outcomes in T2D &#40;EXSCEL&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0510"><span class="elsevierStyleSup">44</span></a> exenatide LAR was not inferior to placebo in the cardiovascular objective&#46; The study did not prespecify the renal prognosis&#44; and the normoalbuminuria&#44; macroalbuminuria and microalbuminuria results were similar in the 2 branches&#46; Compared with glimepiride&#44; which has no effect on microalbuminuria&#44; treatment with exenatide LAR in 31 patients with diabetes and microalbuminuria resulted in a 38&#37; reduction in ACR&#46;<a class="elsevierStyleCrossRef" href="#bib0515"><span class="elsevierStyleSup">45</span></a></p></span><span id="sec0130" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0150">Dulaglutide</span><p id="par0420" class="elsevierStylePara elsevierViewall">Dulaglutide does not require a dosage adjustment in renal failure&#46; The AWARD-7 study is currently underway and seeks to assess the safety and efficacy of dulaglutide versus insulin glargine in glycemic control and renal protection in patients with stage 3 and 4 CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0520"><span class="elsevierStyleSup">46</span></a></p></span></span><span id="sec0135" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0155">Sodium-glucose cotransporter-2 inhibitors &#40;SGLT2Is&#41;</span><p id="par0360" class="elsevierStylePara elsevierViewall">Dapagliflozin&#44; empagliflozin and canagliflozin are currently approved in Europe&#46;</p><p id="par0365" class="elsevierStylePara elsevierViewall">In conditions of hyperglycemia&#44; there is an overexpression &#40;36&#37;&#41; of SGLT2 receptors&#44; which involves increased glucose reabsorption in the proximal convoluted tubule&#46; With its block&#44; renal hyperfiltration and intraglomerular hypertension decrease &#40;<a class="elsevierStyleCrossRef" href="#fig0010">Fig&#46; 2</a>B&#41;&#46; This mechanism of action results in an initial reduction of eGFR&#44; with <span class="elsevierStyleItalic">ad integrum</span> recovery in 12 weeks&#46; Attenuation of the glycosuric effects and weight loss is expected in patients with eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; In contrast&#44; albuminuric effects and reduced blood pressure are preserved and perhaps exaggerated in CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0525"><span class="elsevierStyleSup">47</span></a> The reduction in HbA1c levels &#40;&#8722;0&#46;5&#37; to &#8722;0&#46;7&#37;&#41; is reduced in patients with eGFR of 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> &#40;&#8722;0&#46;4&#37;&#41;&#46; SGLT2Is are not recommended for concomitant use with loop diuretics or for patients with diseases that entail volume depletion&#46;</p><span id="sec0140" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0160">Dapagliflozin</span><p id="par0370" class="elsevierStylePara elsevierViewall">This was the first DPP4I marketed in Spain&#46; There are two cardiovascular safety studies currently underway&#58; the Dapagliflozin Effect on Cardiovascular Events &#40;DECLARE-TIMI<span class="elsevierStyleHsp" style=""></span>58&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0530"><span class="elsevierStyleSup">48</span></a> whose results will be published sometime in 2018&#44; and A Study to Evaluate the Effect of Dapagliflozin on Renal Outcomes and Cardiovascular Mortality in Patients with Chronic Kidney Disease &#40;DAPA-CKD&#41;&#46; Starting dapagliflozin when the eGFR is &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> is not recommended&#44; starting it when eGFR is between 30 and 60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> is not indicated&#44; and starting it when the eGFR is &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> is contraindicated&#46;</p></span><span id="sec0145" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0165">Empagliflozin</span><p id="par0375" class="elsevierStylePara elsevierViewall">This was the second DPP4I marketed in Spain&#46; In the Empagliflozin Cardiovascular Outcome Event Trial in Type 2 Diabetes Mellitus Patients-Removing Excess Glucose &#40;EMPA-REG OUTCOME&#41;&#44;<a class="elsevierStyleCrossRef" href="#bib0535"><span class="elsevierStyleSup">49</span></a> empagliflozin significantly lowered the risk of the onset or worsening of kidney disease by 39&#37; in patients with established cardiovascular disease&#44; results that were maintained in a post hoc analysis in the patient subgroup with eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and&#47;or macroalbuminuria &#40;ACR &#62;300<span class="elsevierStyleHsp" style=""></span>mg&#47;g&#41;&#46; The other results were a 55&#37; reduction in the onset of RRT&#44; a 44&#37; reduction in the doubling of creatinine combined with an eGFR<span class="elsevierStyleHsp" style=""></span>&#8804;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and a 38&#37; reduction in the progression to macroalbuminuria&#46;<a class="elsevierStyleCrossRefs" href="#bib0540"><span class="elsevierStyleSup">50&#44;51</span></a> Dosage adjustments are not required if the eGFR is &#8805;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; The use of empagliflozin should be avoided or discontinued in patients with eGFR &#60;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p></span><span id="sec0150" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0170">Canagliflozin</span><p id="par0380" class="elsevierStylePara elsevierViewall">This was the third drug of the DPP4I family to be marketed&#46; The results of the Canagliflozin Cardiovascular Assessment Study &#40;CANVAS&#41; and CANVAS&#8211;R &#40;Canagliflozin and Cardiovascular and Renal Events in Type 2 Diabetes&#41; study<a class="elsevierStyleCrossRef" href="#bib0550"><span class="elsevierStyleSup">52</span></a> showed a beneficial effect for canagliflozin in terms of progression to albuminuria &#40;HR&#44; 0&#46;73&#59; 95&#37; CI 0&#46;67&#8211;0&#46;79&#41; and in the composite objective of a 40&#37; reduction in eGFR&#44; need for RRT and death due to renal causes &#40;HR&#44; 0&#46;73&#59; 95&#37; CI 0&#46;47&#8211;0&#46;77&#41;&#46; As with empagliflozin&#44; this result shows a protective effect on the kidneys for this therapeutic family of drugs&#46; The currently underway Canagliflozin on Renal and Cardiovascular Outcomes in Participants with Diabetic Nephropathy &#40;CREDENCE&#41; study is evaluating the potential protective effect of canagliflozin on the progression of kidney disease in patients with diabetes&#46;<a class="elsevierStyleCrossRef" href="#bib0555"><span class="elsevierStyleSup">53</span></a> Dosage adjustments are not required if the eGFR is &#8805;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#59; adjustments are required for eGFR of 45&#8211;59<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; The use of canagliflozin should be avoided or discontinued for patients with eGFR persistently &#60;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;</p></span></span><span id="sec0155" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0175">Insulin</span><p id="par0385" class="elsevierStylePara elsevierViewall">Endogenous insulin is degraded in the liver&#59; however&#44; exogenous insulin is degraded in the kidneys&#44; filtered in the glomerulus and reabsorbed in the proximal convoluted tubule&#46; Its clearance decreases in parallel with the eGFR&#44; which means that as the kidney disease progresses the need for insulin decreases&#46;</p><p id="par0390" class="elsevierStylePara elsevierViewall">Insulin is the treatment of choice for patients with CKD and on dialysis&#46; The treatment should be individualized&#44; adjusting the dosage according to the patient&#39;s needs and even discontinued in the event of burnt-out diabetes&#46;<a class="elsevierStyleCrossRef" href="#bib0560"><span class="elsevierStyleSup">54</span></a> A recently published consensus document on the insulinization of patients with CKD<a class="elsevierStyleCrossRef" href="#bib0565"><span class="elsevierStyleSup">55</span></a> recommended reducing the dosage by 25&#37; up to an eGFR of 15&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and reducing it 50&#37; if the eGFR drops below this value&#46; Depending on body weight&#44; the initial dosage should 0&#46;5<span class="elsevierStyleHsp" style=""></span>IU&#47;kg&#47;d for an eGFR &#62;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#44; 0&#46;3&#8211;0&#46;4<span class="elsevierStyleHsp" style=""></span>IU&#47;kg&#47;d for an eGFR of 15&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span> and 0&#46;25<span class="elsevierStyleHsp" style=""></span>IU&#47;kg&#47;d for an eGFR &#60;15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; Basal &#40;glargine&#44; detemir&#44; degludec&#41; and rapid-acting insulin analogs &#40;aspart&#44; lispro&#44; glulisine&#41; induce less hypoglycemia than human insulins &#40;neutral protamine Hagedorn or regular insulin&#41;&#46; There are no significant differences in the insulin aspart dosages for all eGFR levels&#46; However&#44; a small reduction for insulin lispro is recommended for eGFR &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46; Among the basal insulins&#44; insulin glargine is safe and effective and has a stable half-life in patients with CKD&#46; Kulozik and Hasslacher reported the need for adjusting the dosage by 27&#8211;30&#37; for insulin glargine and insulin detemir for eGFR levels &#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<a class="elsevierStyleCrossRef" href="#bib0570"><span class="elsevierStyleSup">56</span></a> Insulin degludec presents no differences in either absorption or clearance in patients with CKD&#46;<a class="elsevierStyleCrossRef" href="#bib0575"><span class="elsevierStyleSup">57</span></a></p><p id="par0395" class="elsevierStylePara elsevierViewall"><a class="elsevierStyleCrossRef" href="#tbl0010">Table 2</a> lists the recommended dosages for the various antidiabetic drugs in CKD&#46;</p><elsevierMultimedia ident="tbl0010"></elsevierMultimedia></span><span id="sec0160" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0180">Conflicts of interest</span><p id="par0400" class="elsevierStylePara elsevierViewall">The authors declare that they have no conflicts of interest&#46;</p></span></span>"
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          "titulo" => "Epidemiology and prevalence"
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          "identificador" => "sec0020"
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          "identificador" => "sec0025"
          "titulo" => "Etiopathogenesis and pathophysiology of diabetic kidney disease"
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        9 => array:2 [
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          "titulo" => "Glycemic control for patients with chronic kidney disease&#46; The importance of the new oral diabetes drugs"
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          "titulo" => "Alpha-glucosidase inhibitors"
          "secciones" => array:1 [
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              "titulo" => "Miglitol and acarbose"
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          "titulo" => "Sulfonylureas"
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          "titulo" => "Meglitinides"
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            0 => array:2 [
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              "titulo" => "Repaglinide and nateglinide"
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          "titulo" => "Thiazolidinediones"
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          "titulo" => "Biguanides"
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              "titulo" => "Metformin"
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          "titulo" => "Dipeptidyl peptidase-4 inhibitors"
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            0 => array:2 [
              "identificador" => "sec0085"
              "titulo" => "Sitagliptin"
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            1 => array:2 [
              "identificador" => "sec0090"
              "titulo" => "Linagliptin"
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              "identificador" => "sec0095"
              "titulo" => "Saxagliptin"
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              "identificador" => "sec0100"
              "titulo" => "Alogliptin"
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              "identificador" => "sec0105"
              "titulo" => "Vildagliptin"
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          "titulo" => "Glucagon-like peptide-1 agonists &#40;GLP-1 RA&#41;"
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            0 => array:2 [
              "identificador" => "sec0115"
              "titulo" => "Lixisenatide"
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              "titulo" => "Liraglutide"
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            2 => array:2 [
              "identificador" => "sec0125"
              "titulo" => "Exenatide &#8211; LAR"
            ]
            3 => array:2 [
              "identificador" => "sec0130"
              "titulo" => "Dulaglutide"
            ]
          ]
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          "identificador" => "sec0135"
          "titulo" => "Sodium-glucose cotransporter-2 inhibitors &#40;SGLT2Is&#41;"
          "secciones" => array:3 [
            0 => array:2 [
              "identificador" => "sec0140"
              "titulo" => "Dapagliflozin"
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            1 => array:2 [
              "identificador" => "sec0145"
              "titulo" => "Empagliflozin"
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            2 => array:2 [
              "identificador" => "sec0150"
              "titulo" => "Canagliflozin"
            ]
          ]
        ]
        18 => array:2 [
          "identificador" => "sec0155"
          "titulo" => "Insulin"
        ]
        19 => array:2 [
          "identificador" => "sec0160"
          "titulo" => "Conflicts of interest"
        ]
        20 => array:2 [
          "identificador" => "xack360883"
          "titulo" => "Acknowledgments"
        ]
        21 => array:1 [
          "titulo" => "References"
        ]
      ]
    ]
    "pdfFichero" => "main.pdf"
    "tienePdf" => true
    "fechaRecibido" => "2018-03-04"
    "fechaAceptado" => "2018-03-19"
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        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Keywords"
          "identificador" => "xpalclavsec1014102"
          "palabras" => array:7 [
            0 => "Diabetes"
            1 => "Chronic kidney disease"
            2 => "Diabetic nephropathy"
            3 => "Diabetic kidney disease"
            4 => "SGLT2-i"
            5 => "GLP-1RA"
            6 => "DPP4-i"
          ]
        ]
      ]
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        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Palabras clave"
          "identificador" => "xpalclavsec1014103"
          "palabras" => array:7 [
            0 => "Diabetes"
            1 => "Enfermedad renal cr&#243;nica"
            2 => "Nefropat&#237;a diab&#233;tica"
            3 => "Enfermedad renal del diab&#233;tico"
            4 => "iSGLT2"
            5 => "arGLP1"
            6 => "iDPP4"
          ]
        ]
      ]
    ]
    "tieneResumen" => true
    "resumen" => array:2 [
      "en" => array:2 [
        "titulo" => "Abstract"
        "resumen" => "<span id="abst0005" class="elsevierStyleSection elsevierViewall"><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">Diabetes mellitus type 2 is the main cause of chronic kidney disease&#46; Patients with this disease have higher morbidity and mortality and risk of hypoglycaemia than those without this disease&#46; In 2010&#44; type 2 diabetes was the reason for starting renal replacement therapy in 24&#46;7&#37; of patients&#46; The prevalence of microalbuminuria&#44; proteinuria and a reduced glomerular filtration rate is 36&#37;&#44; 8&#37; and 22&#37;&#44; respectively&#46; The presence of albuminuria is a predictor of chronic kidney disease&#46; Diabetic kidney disease&#44; previously known as diabetic nephropathy&#44; refers to kidney disease caused by diabetes&#46; Renal hyperfiltration is a marker of intraglomerular hypertension and a risk factor for onset and progression&#46; The new antidiabetic drugs&#44; mainly dipeptidyl peptidase-4 inhibitors&#44; sodium-glucose cotransporter inhibitors and glucagon-like peptide-1 agonists&#44; have been shown to prevent or slow the progression of kidney disease&#46;</p></span>"
      ]
      "es" => array:2 [
        "titulo" => "Resumen"
        "resumen" => "<span id="abst0010" class="elsevierStyleSection elsevierViewall"><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">La diabetes mellitus tipo<span class="elsevierStyleHsp" style=""></span>2 es la principal causa de enfermedad renal cr&#243;nica&#46; Estos pacientes presentan mayor morbimortalidad y riesgo de hipoglucemias que el resto&#46; En 2010&#44; la diabetes tipo<span class="elsevierStyleHsp" style=""></span>2 fue causa del inicio de terapia renal sustitutiva en el 24&#44;7&#37; de los pacientes&#46; La prevalencia de microalbuminuria&#44; proteinuria y disminuci&#243;n del filtrado glomerular es del 36&#44; 8&#44; y 22&#37;&#44; respectivamente&#46; La presencia de albuminuria es un factor predictivo de enfermedad renal cr&#243;nica&#46; La enfermedad renal diab&#233;tica&#44; previamente conocida como nefropat&#237;a diab&#233;tica&#44; hace referencia a la enfermedad renal causada por la diabetes&#46; La hiperfiltraci&#243;n renal es marcador de hipertensi&#243;n intraglomerular y factor de riesgo tanto de inicio como de progresi&#243;n&#46; Los nuevos antidiab&#233;ticos&#44; fundamentalmente los inhibidores del enzima dipeptidil peptidasa-4&#44; los inhibidores del cotransportador de sodio&#47;glucosa y los agonistas del p&#233;ptido similar al glucag&#243;n tipo<span class="elsevierStyleHsp" style=""></span>1&#44; han demostrado prevenir o enlentecer la progresi&#243;n de la enfermedad renal&#46;</p></span>"
      ]
    ]
    "NotaPie" => array:1 [
      0 => array:2 [
        "etiqueta" => "&#9734;"
        "nota" => "<p class="elsevierStyleNotepara" id="npar0005">Please cite this article as&#58; Carretero G&#243;mez J&#44; Ar&#233;valo Lorido JC&#46; Evaluaci&#243;n cl&#237;nica y tratamiento de la diabetes en pacientes con enfermedad renal cr&#243;nica&#46; Rev Clin Esp&#46; 2018&#59;218&#58;305&#8211;315&#46;</p>"
      ]
    ]
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        "descripcion" => array:1 [
          "en" => "<p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Staging of chronic kidney disease according to the 2012 KDIGO guidelines&#46; <span class="elsevierStyleItalic">Abbreviations</span>&#58; CKD&#44; chronic kidney disease&#59; eGFR&#44; estimated glomerular filtration rate&#59; KDIGO&#44; Kidney Disease Global Outcomes&#46; Albumin&#47;creatinine ratio 1<span class="elsevierStyleHsp" style=""></span>mg&#47;g<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;113<span class="elsevierStyleHsp" style=""></span>mg&#47;mmol&#59; 30<span class="elsevierStyleHsp" style=""></span>mg&#47;g &#40;3&#46;4<span class="elsevierStyleHsp" style=""></span>mg&#47;mmol&#41;&#46; The colors show the adjusted relative risk for 5 events&#58; overall mortality&#44; cardiovascular mortality&#44; renal failure treated with dialysis or transplantation&#44; acute renal failure and progression of the kidney disease&#46; Green indicates the lowest risk&#44; followed by yellow &#40;&#8220;moderately increased&#8221; risk&#41;&#44; orange &#40;&#8220;high risk&#8221;&#41; and red &#40;&#8220;very high risk&#8221;&#41;&#46;</p>"
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          "en" => "<p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">The kidneys in diabetes&#46; Panel &#40;A&#41; In the early phases of DKD&#44; the reduced release of Na<span class="elsevierStyleSup">&#43;</span> to the macula densa is erroneously interpreted by the juxtaglomerular apparatus as a reduction in effective circulating volume&#44; resulting in compensatory vasodilation of the afferent arteriole and an increase in intraglomerular pressure&#46; This mechanism has been called &#8220;tubuloglumerular feedback&#8221; and is the pathophysiological basis of DKD&#46; Panel &#40;B&#41; SGLT2I receptors are overexpressed in hyperglycemic conditions &#40;36&#37;&#41;&#44; increasing the renal reabsorption of Na<span class="elsevierStyleSup">&#43;</span> and Cl<span class="elsevierStyleSup">&#8722;</span> by at least 14&#37;&#46; Inhibition of SGLT2I receptors in the proximal tubule reverses the previous hemodynamic condition&#44; resulting in vasoconstriction of the afferent arteriole and eGFR normalization&#46; Overall&#44; they induce a reduction in hyperfiltration&#44; proteinuria&#44; glomerular hypertrophy and mesangial expansion&#46; DPP4 receptors are widely expressed in the brush border in segments S1-S3 of the proximal convoluted tubule and to a lesser extent in other segments at the tubulointerstitial level&#46; Through the reduction in NHE3 activity &#40;Na&#47;H-exchanger&#41;&#44; the tyrosine kinase pathway decreases sodium reabsorption in the proximal convoluted tubule&#46; GLP-1 is expressed exclusively in the smooth muscle cells of the vessels&#44; both preglomerular and juxtaglomerular&#46; Through the reduction in NHE3 activity via PKA &#40;unlike DPP4Is that inhibit through TKA&#41;&#44; they increase natriuresis and osmotic diuresis&#46; Globally&#44; they reduce the resistance of the afferent arteriole and increase the resistance of the efferent arteriole&#44; decreasing the hydrostatic pressure in the Bowman capsule and increasing it on the glomerular level&#44; either through the GLP-1 receptor&#44; nitric oxide or other vascular factors that mediate renal hyperfiltration&#44; such as angiotensin I and II&#44; atrial natriuretic peptide&#44; endothelin<span class="elsevierStyleHsp" style=""></span>1 and oxygen reactive species &#40;ROS&#41;&#46;</p> <p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">Abbreviations&#58; Ang-I&#44; angiotensin<span class="elsevierStyleHsp" style=""></span>I&#59; Ang-II&#44; angiotensin<span class="elsevierStyleHsp" style=""></span>II&#59; ANP&#44; atrial natriuretic peptide&#59; GLP-1RA&#44; glucagon-like peptide-1 receptor agonists&#59; DKD&#44; diabetic kidney disease&#59; DPP4&#44; enzyme dipeptidyl peptidase-4&#59; ET1&#44; endothelin<span class="elsevierStyleHsp" style=""></span>1&#59; NHE3&#44; isoform 3 of the sodium&#47;hydrogen exchanger&#59; PKA&#44; protein kinase A&#59; ROS&#44; reactive oxygen species&#59; SGLT2i&#44; sodium-dependent glucose cotransporter 2 inhibitor&#59; TGF&#44; tubuloglomerular feedback&#59; TKA&#44; tyrosine kinase A&#46;</p>"
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          "leyenda" => "<p id="spar0035" class="elsevierStyleSimplePara elsevierViewall"><span class="elsevierStyleItalic">Abbreviations</span>&#58; FDA&#44; Food and Drug Administration&#59; eGFR&#44; glomerular filtration rate&#46;</p>"
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              "tabla" => array:1 [
                0 => """
                  <table border="0" frame="\n
                  \t\t\t\t\tvoid\n
                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">eGFR&#44; mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">FDA recommendations&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">&#62;45&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No contraindications<br>Annual eGFR&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">30&#8211;45&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No recommendation start treatment<br>Risk&#47;benefit for continuing treatment&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">&#60;30&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Contraindicated&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Withdraw treatment&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Liver disease&#44; alcoholism&#44; heart failure<br>The patient will undergo an imaging test with iodinated contrast and eGFR 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr></tbody></table>
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          "en" => "<p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Review of the 2016 Food and Drug Administration for the use of metformin in chronic kidney disease&#46;</p>"
        ]
      ]
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        "etiqueta" => "Table 2"
        "tipo" => "MULTIMEDIATABLA"
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        "mostrarDisplay" => false
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            "identificador" => "at2"
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        ]
        "tabla" => array:2 [
          "leyenda" => "<p id="spar0045" class="elsevierStyleSimplePara elsevierViewall"><span class="elsevierStyleItalic">Abbreviations</span>&#58; CKD&#44; chronic kidney disease&#59; DPP4&#44; dipeptidyl peptidase-4 enzyme&#59; eGFR&#44; estimated glomerular filtration rate&#59; GLP-1&#44; glucagon-like peptide-1&#59; SGLT2i&#44; sodium-glucose cotransporter&#46;</p>"
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            0 => array:2 [
              "tabla" => array:1 [
                0 => """
                  <table border="0" frame="\n
                  \t\t\t\t\tvoid\n
                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Drug&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Recommended dosage for renal failure<br>eGFR &#40;mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Biguanides</span></td></tr><tr title="table-row"><td class="td" title="table-entry  " rowspan="3" align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Metformin</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment needed if eGFR &#62;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Do not start or assess risk-benefit if eGFR is 30&#8211;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Discontinue if eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Second generation sulfonylureas</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Glipizide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Glimepiride&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Start conservatively at a dosage of 1<span class="elsevierStyleHsp" style=""></span>mg per day&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Glyburide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Avoid its use&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Meglitinides</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Repaglinide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Start conservatively at a dosage of 0&#46;5<span class="elsevierStyleHsp" style=""></span>mg at each meal if eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Nateglinide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Start conservatively at a dosage of 60<span class="elsevierStyleHsp" style=""></span>mg at each meal if eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Thiazolidinediones</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Pioglitazone&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Rosiglitazone&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Alfa-glucosidase inhibitors</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Acarbose&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Avoid if eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Miglitol&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Avoid if eGFR &#60;25<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Partial GLP-1 receptor agonists</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>LAR exenatide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Not recommended with eGFR &#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Liraglutide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Lixisenatide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required for eGFR<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>60&#8211;89<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>No dosage adjustment required if eGFR is 30&#8211;59<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#59; however&#44; patients should be monitored if adverse effects occur or if there is renal function impairment&#46;<br>There is little clinical experience with eGFR of 15&#8211;29<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#59; however&#44; patients should be monitored if adverse effects occur or if there is renal function impairment&#46;<br>Avoid if eGFR &#60;15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Albiglutide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required for eGFR<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>15&#8211;89<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Dulaglutide&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">DPP4 inhibitors</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Sitagliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">100<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#62;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>50<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>30&#8211;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>25<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Saxagliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">5<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#62;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>2&#46;5<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#8804;50<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Vildagliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">100<span class="elsevierStyleHsp" style=""></span>mg every 24<span class="elsevierStyleHsp" style=""></span>h if eGFR<span class="elsevierStyleHsp" style=""></span>&#62;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>50<span class="elsevierStyleHsp" style=""></span>mg every 24<span class="elsevierStyleHsp" style=""></span>h if eGFR is 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>25<span class="elsevierStyleHsp" style=""></span>mg every 24<span class="elsevierStyleHsp" style=""></span>h if eGFR<span class="elsevierStyleHsp" style=""></span>&#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Linagliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Alogliptin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">25<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#62;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>12&#46;5<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR is 30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>6&#46;25<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR<span class="elsevierStyleHsp" style=""></span>&#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">SGLT2 inhibitors</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Canagliflozin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required if eGFR<span class="elsevierStyleHsp" style=""></span>&#8805;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>100<span class="elsevierStyleHsp" style=""></span>mg&#47;day if eGFR is 45&#8211;59<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>Avoid its use and discontinue in patients with eGFR persistently &#60;45&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Dapagliflozin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Avoid starting if eGFR<span class="elsevierStyleHsp" style=""></span>&#60;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>Not recommended with an eGFR<span class="elsevierStyleHsp" style=""></span>of<span class="elsevierStyleHsp" style=""></span>30&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>Contraindicated for eGFR<span class="elsevierStyleHsp" style=""></span>&#60;30<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Empagliflozin&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">No dosage adjustment required if eGFR<span class="elsevierStyleHsp" style=""></span>&#8805;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;<br>Avoid its use and discontinue in patients with eGFR persistently &#60;45<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleVsp" style="height:0.5px"></span></td></tr><tr title="table-row"><td class="td" title="table-entry  " colspan="2" align="left" valign="top"><span class="elsevierStyleItalic">Insulin</span></td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Basal&#58; glargine&#44; detemir&#44; degludec&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Reduce 25&#37; if eGFR is 15&#8211;60<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span>Prandial&#58; lispro&#44; aspart&#44; glulisine&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">Reduce 50&#37; if eGFR &#60;15<span class="elsevierStyleHsp" style=""></span>mL&#47;min&#47;1&#46;73<span class="elsevierStyleHsp" style=""></span>m<span class="elsevierStyleSup">2</span>&#46;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr></tbody></table>
                  """
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          "en" => "<p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Summary of recommended antidiabetic dosages for chronic kidney disease&#46;</p>"
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      "titulo" => "References"
      "seccion" => array:1 [
        0 => array:2 [
          "identificador" => "bibs0015"
          "bibliografiaReferencia" => array:57 [
            0 => array:3 [
              "identificador" => "bib0295"
              "etiqueta" => "1"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Prevalence of diabetes mellitus and impaired glucose regulation in Spain&#58; The Di&#64;bet&#46;es Study"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => true
                          "autores" => array:6 [
                            0 => "F&#46; Soriguer"
                            1 => "A&#46; Goday"
                            2 => "A&#46; Bosch-Comas"
                            3 => "E&#46; Bordi&#250;"
                            4 => "A&#46; Calle-Pascual"
                            5 => "R&#46; Carmena"
                          ]
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                    0 => array:2 [
                      "doi" => "10.1007/s00125-011-2336-9"
                      "Revista" => array:6 [
                        "tituloSerie" => "Diabetologia"
                        "fecha" => "2012"
                        "volumen" => "55"
                        "paginaInicial" => "88"
                        "paginaFinal" => "93"
                        "link" => array:1 [
                          0 => array:2 [
                            "url" => "https://www.ncbi.nlm.nih.gov/pubmed/21987347"
                            "web" => "Medline"
                          ]
                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
            1 => array:3 [
              "identificador" => "bib0300"
              "etiqueta" => "2"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Global prevalence of diabetes&#58; estimates for the year 2000 and projections for 2030"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:5 [
                            0 => "S&#46; Wild"
                            1 => "G&#46; Roglic"
                            2 => "A&#46; Green"
                            3 => "R&#46; Sicree"
                            4 => "H&#46; King"
                          ]
                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Diabetes Care"
                        "fecha" => "2004"
                        "volumen" => "27"
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                            "url" => "https://www.ncbi.nlm.nih.gov/pubmed/15111519"
                            "web" => "Medline"
                          ]
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            ]
            2 => array:3 [
              "identificador" => "bib0305"
              "etiqueta" => "3"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "An&#225;lisis epidemiol&#243;gico del incremento de insuficiencia renal asociada a diabetes mellitus tipo 2"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:2 [
                            0 => "V&#46; Lorenzo"
                            1 => "B&#46; Mart&#237;n Urcuyo"
                          ]
                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Nefrolog&#237;a"
                        "fecha" => "2000"
                        "volumen" => "20"
                        "paginaInicial" => "77"
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                        "link" => array:1 [
                          0 => array:2 [
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                          ]
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            ]
            3 => array:3 [
              "identificador" => "bib0310"
              "etiqueta" => "4"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Similar risks of nephropathy in patients with type I or type II diabetes mellitus"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:4 [
                            0 => "C&#46; Hasslacher"
                            1 => "E&#46; Ritz"
                            2 => "P&#46; Wahl"
                            3 => "C&#46; Michael"
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                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Nephrol Dial Transplant"
                        "fecha" => "1989"
                        "volumen" => "4"
                        "paginaInicial" => "859"
                        "paginaFinal" => "863"
                        "link" => array:1 [
                          0 => array:2 [
                            "url" => "https://www.ncbi.nlm.nih.gov/pubmed/2515489"
                            "web" => "Medline"
                          ]
                        ]
                      ]
                    ]
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            4 => array:3 [
              "identificador" => "bib0315"
              "etiqueta" => "5"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Chronic renal failure in non-insulin-dependent diabetes mellitus&#46; A population-based study in Rochester&#44; Minnesota"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
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ISSN: 22548874
Original language: English
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