A phase 2 liver trial where the add-on drug didn't help — and the base drug quietly did
Read the Sunday Brief →

Study wrapper · #977

Cagrilintide-Semaglutide in Adults with Overweight or Obesity and Type 2 Diabetes.

Davies MJ, Bajaj HS, Broholm C, et al. The New England journal of medicine. 2025.

Editor's note

The REDEFINE 2 phase 3a trial (1206 participants, 68 weeks) in adults with type 2 diabetes reporting a mean weight change of -13.7% with cagrilintide-semaglutide versus -3.4% with placebo, plus substantial improvements in glycated hemoglobin. Gastrointestinal adverse events were common but mostly mild-to-moderate. High-quality primary human evidence on both tracked peptides.

Plain-language abstract

In this phase 3 trial in adults with type 2 diabetes, cagrilintide-semaglutide was associated with about 14% weight loss versus 3% with placebo, alongside improved glucose control.