[Cardiovascular and renal protection of patients with type 2 diabetes : focus after EMPA-REG OUTCOME and LEADER]

A J Scheen1, L Piérard2, J-M Krzesinski3

  • 1Service de Diabétologie, Nutrition et Maladies métaboliques et Unité de Pharmacologie clinique, CHU Site Sart Tilman, Liège, Belgique.

Insights

Empagliflozin and liraglutide significantly reduce cardiovascular and renal events in type 2 diabetes patients. These antidiabetic drugs offer major benefits for patients with high cardiovascular risk, though mechanisms require further study.

Area of Science:

  • Cardiology
  • Endocrinology
  • Nephrology

Background:

  • Type 2 diabetes (T2D) and arterial hypertension increase cardiovascular disease and nephropathy risk.
  • Existing treatments for T2D may not fully address these comorbidities.
  • The need for effective therapies to mitigate cardiovascular and renal complications in T2D is critical.

Purpose of the Study:

  • To compare the efficacy of empagliflozin and liraglutide against placebo in patients with T2D and high cardiovascular risk.
  • To evaluate the impact of these antidiabetic drugs on major cardiovascular events, mortality, and renal outcomes.

Main Methods:

  • Analysis of two major clinical trials: EMPA-REG OUTCOME (empagliflozin, SGLT2 inhibitor) and LEADER (liraglutide, GLP-1 receptor agonist).
  • Inclusion of patients with T2D and established high cardiovascular risk.
  • Comparison of drug treatment arms versus placebo.

Main Results:

  • Both empagliflozin and liraglutide demonstrated significant reductions in major cardiovascular events (14% and 13% respectively).
  • Substantial decreases were observed in cardiovascular mortality (38% and 22%), all-cause mortality (32% and 15%), and renal events (39% and 22%).

Conclusions:

  • Empagliflozin and liraglutide are superior to placebo in reducing cardiovascular and renal events in high-risk T2D patients.
  • The precise mechanisms underlying these protective effects are still under investigation.
  • Further research will clarify if these benefits are molecule-specific or represent a class effect.

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