Effect of Dipeptidyl Peptidase 4 Inhibitors on Cardiovascular Events in Type-2 Diabetes Patients with Renal

Maneesha Khalse1, B Ganapathy2

  • 1Department of Medical Affairs, Lupin limited, Mumbai, Maharashtra, India.

Insights

Dipeptidyl peptidase-4 (DPP-4) inhibitors did not increase cardiovascular risks in type 2 diabetes patients, but moderate renal dysfunction showed a higher risk of heart failure hospitalization. Further research is needed for definitive conclusions.

Area of Science:

  • Cardiology
  • Nephrology
  • Endocrinology

Background:

  • Recent studies suggest a potential link between DPP-4 inhibitors and increased heart failure risk, possibly related to baseline estimated glomerular filtration rate (eGFR).
  • Investigating the cardiovascular (CV) safety of DPP-4 inhibitors in type 2 diabetes (T2D) patients with varying degrees of renal function is crucial.

Purpose of the Study:

  • To evaluate the cardiovascular safety of DPP-4 inhibitors in T2D patients.
  • To determine the influence of renal function, specifically eGFR, on the CV safety profile of DPP-4 inhibitors.

Main Methods:

  • A systematic literature search was conducted for randomized controlled trials (RCTs).
  • Studies included T2D patients with renal impairment (eGFR ≤60 ml/min/1.73m²).
  • Evaluated CV outcomes and hospitalization for heart failure (hHF) over at least 24 weeks.

Main Results:

  • Analysis of four RCTs (11,789 patients) showed no increased primary composite CV endpoints with DPP-4 inhibitors, irrespective of baseline renal function.
  • Hospitalization for heart failure (hHF) was non-inferior to placebo in patients with renal insufficiency (RR 1.07; 95% CI, 0.96-1.20).
  • A significant increase in heart failure risk was observed in patients with moderate renal dysfunction compared to placebo (RR 1.27; 95% CI, 1.033-1.58).

Conclusions:

  • DPP-4 inhibitors did not elevate overall cardiovascular event risk across different renal function levels.
  • An increased risk of hHF in T2D patients with moderate renal dysfunction and high CV risk warrants careful consideration.
  • Further research is necessary to fully understand the impact of declining renal function on the CV safety of DPP-4 inhibitors.
Abstract

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