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The Effects of New Antidiabetic Drugs on the Course of Peripheral Arterial Occlusive Disease

Kröger K, Böhner H, Behrendt CA, von Beckerath O

Deutsches Arzteblatt international, 2026

Abstract

Background: Peripheral arterial occlusive disease (PAOD) and diabetic foot syndrome (DFS) are the leading reasons for lower-limb amputation. The new antidiabetic drugs-GLP-1 receptor agonists (GLP-1-RA) and SGLT-2 inhibitors (SGLT-2-I)-improve glycemic control and lower the risk of cardiovascular events. The differing effects of these two drug classes on PAOD are currently under discussion.

Methods: This narrative review is based on pertinent publications retrieved by a selective PubMed search employing the terms "peripheral arterial disease," "SGLT-2 inhibitors," and "GLP-1 receptor agonists."

Results: No randomized controlled trials (RCTs) of the use of SGLT-2 inhibitors and GLP-1 receptor agonists have yet been conducted in which amputation served as a primary endpoint; in the published trials, amputation is reported only as an adverse event. The SGLT-2 inhibitors empagliflozin and dapagliflozin, which are approved in Germany, were not associated with a significantly increased risk of amputation in RCTs. In one RCT, the GLP-1 receptor agonist semaglutide led to a median prolongation of maximum walking distance by 26.4 m in patients with PAOD. Evidence suggests that GLP-1 receptor agonists may improve the clinical course of PAOD.

Conclusion: The available evidence concerning the effect of GLP-1 receptor agonists and SGLT-2 inhibitors on the course of peripheral arterial occlusive disease (PAOD) and diabetic foot syndrome is limited. At any rate, no evidence suggests that…

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