Eli Lilly & Co. Inc.’s stock rose 2.3% Wednesday, after the company said its Zepbound weight-loss drug was more effective than rival Novo Nordisk’s Wegovy in a head-to-head study. Zepbound achieved an average weight loss of 20.

Zepbound, the new GLP-1 weight-loss drug from Eli Lilly & Co., has outperformed its main competitor, Wegovy, in a clinical trial funded by Lilly.

Eli Lilly and Co. said its weight-loss treatment Zepbound helped patients lose 47% more relative weight than competitor Novo Nordisk’s obesity treatment Wegovy in a head-to-head clinical trial.

Over the last two-plus years, as Eli Lilly and Novo Nordisk have battled for their share of the massive weight loss market and patients wondered which company’s products were more effective, there | Eli Lilly revealed results from a study that showed its obesity drug Zepbound was 47% more effective than Novo’s Wegovy in helping patients lose weight.

Drugmaker Eli Lilly is claiming victory in the battle of weight loss drugs, now one of the most competitive and lucrative areas of the pharmaceutical indus

Results from the head-to-head study showed treatment with Zepbound resulted in 47% greater relative weight loss than Wegovy, a finding that could advantage Lilly in the companies’ market competition.

Eli Lilly's popular weight-loss drug Zepbound outperformed Danish drugmaker Novo Nordisk's Wegovy in a clinical trial, according results of the study released Wednesday.

Eli Lilly said patients taking its obesity drug Zepbound lost 47% more weight than those who were given Novo Nordisk's Wegovy in a study.

Eli Lilly said on Wednesday patients taking its obesity drug Zepbound lost 47% more weight than those who were given Novo Nordisk's Wegovy in the first large, head-to-head trial of the highly in-demand rival medicines.

Eli Lilly & Co. said its weight-loss drug Zepbound outperformed rival Novo Nordisk A/S’s Wegovy in the first head-to-head trial of the two blockbusters. In the study sponsored by Lilly, those on Zepbound lost an average of about 50 pounds over 72 weeks.