Pharmaceutical company Novo Nordisk, maker of blockbuster weight loss drug Wegovy, says its CEO is stepping down.

Eli Lilly said on Sunday its drug Zepbound was superior to Novo Nordisk's Wegovy across five weight-loss targets such as reducing waist circumference, citing data from a head-to-head trial. The data is the first head-to-head trial comparing the wildly popular medicines,

Novo Nordisk, maker of weight loss drug Wegovy, says CEO Lars Fruergaard Jorgensen is leaving the company by "mutual agreement."