People Lost Up to 85 Pounds on Lilly's Experimental Weight Loss Drug, Company Says Eli Lilly's experimental weight loss drug, retatrutide, has produced impressive results from a late stage clinical trial.
The medication, administered as a weekly injection, helped participants lose an average of 28% of their body weight – around 70 pounds – with nearly half losing 30% or more.
The phase 3 trial's findings are comparable to those achieved through bariatric surgery, which helps people lose an average of 25 35% of their total body weight within one to two years.