·7 min read·compound-guide
Retatrutide phase 3 update May 2026: TRIUMPH readouts, dosing, and what changes for the next 18 months
Eli Lilly's triple agonist (GLP-1 + GIP + glucagon) has TRIUMPH-1, TRIUMPH-2, and TRIUMPH-4 readouts in the public record. Weight reduction at 12mg lands above tirzepatide. Cardiovascular signal is being watched. FDA filing window now points at late 2026. What this changes in routing decisions today.