People taking Eli Lilly's obesity drug, Zepbound, lost nearly 50% more weight than those using rival Novo Nordisk's Wegovy in the first head-to-head study of the blockbuster medications. Clinical trial participants who took tirzepatide,

The popular weight loss medications produced different results in patients who participated in a trial, and here’s what researchers found.

The obesity drug helped people trim about two inches more off their waists than Wegovy in the first head-to-head study of the rival medicines.