Members of the dipeptidyl peptidase-4 inhibitor drug class are indicated for glycemic control in patients with type 2 diabetes mellitus and all, except linagliptin, require dose adjustment in renal impairment. A cross-sectional analysis of a cohort of type 2 diabetes mellitus patients treated with dipeptidyl peptidase-4 inhibitors identified in the Clinical Practice Research Datalink was conducted to explore compliance with the renal adjustment requirements of the Summaries of Product Characteristics. Approximately one third of type 2 diabetes mellitus patients with creatinine clearance <50 mL/min who were at risk of inappropriate prescribing, were initiated on a DPP-4 inhibitor at a higher dose than the specified in their respective Summary of Product Characteristics.
Keywords: general practice; prescribing; renal impairment; type 2 diabetes mellitus.
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