Pfizer (PFE) GLP-1 Drug Shows 10%-12% Weight Loss in Trials

Published on 4/21/2026

Pfizer (PFE) GLP-1 Drug Shows 10%-12% Weight Loss in Trials

AI Summary

Pfizer (PFE) has reported positive results from its GLP-1 drug PF-08653944, which shows weight loss of 10% to 12% by week 28 in Phase 2b trials. This drug features a monthly injection regimen, compared to the weekly doses of competitors like Novo Nordisk's Wegovy and Eli Lilly's Zepbound, which may increase patient adherence. The weight loss drug market is projected to grow at nearly 25% annually through 2035, indicating strong competitive potential for Pfizer. As alternatives emerge, the dynamics of the anti-obesity drug market may be shifting, impacting shares of incumbents like NVO and LLY.