DarDoc Research

GLP-1 Trial & Approval Tracker

All studies

STEP 1 trial results

Adults with overweight or obesity without diabetes.

Wegovy injection
Phase
Phase 3
Follow-up
68 weeks
Randomised
1,961
Sponsor
Novo Nordisk
Publication
New England Journal of Medicine · 2021

Double-blind, placebo-controlled. Treatment-policy analysis.

Mean body weight change at 68 weeks
  • Semaglutide 2.4 mg−14.9%
  • Placebo−2.4%
Mean body weight change at 68 weeks
Trial armResult
Semaglutide 2.4 mg−14.9%
Placebo−2.4%
Participants who lost at least 5% of body weight at week 68
Trial armResult
Semaglutide 2.4 mg86.4%
Placebo31.5%
Stopped treatment due to gastrointestinal events
Trial armResult
Semaglutide 2.4 mg4.5%
Placebo0.8%

Safety. Gastrointestinal events led 4.5% of the semaglutide group and 0.8% of the placebo group to stop treatment.