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.

Eli Lilly & Co.’s obesity drug Zepbound helped people trim about two inches more off their waists than Novo Nordisk A/S’s Wegovy in the first head-to-head study of the rival medicines.

Eli Lilly announced that its obesity drug Zepbound outperformed Novo Nordisks Wegovy in a direct comparison across five key weight-loss metrics, including waist circumference reduction. Results from the