At the higher doses, results were very consistent: All participants lost at least 5% of their body weight Around 3 in 4 lost 15% or more With placebo, only around 1 in 4 lost 5% or more Phase 3 update (TRIUMPH-4, 68 weeks, topline results) In December 2025 , Eli Lilly shared early (topline) results from a larger phase 3 study (TRIUMPH-4)
Exhibit A: How long does Wegovy stay in your system
You've reintroduced water, the universal solvent, and the peptide is now active and vulnerable
Improved glycemic control represents a primary mechanism
But the actual outcome of combining a daily GHRH analog with a weekly triple-receptor agonist in a living human body remains entirely unknown
Proper planning and adherence to storage guidelines can prevent many missed dose scenarios, but having clear protocols in place ensures continuity of research when issues arise