Novo Nordisk claims Eli Lilly compared peak doses of Zepbound against outdated, lower doses of Wegovy to advertise a 50-pound weight loss versus 33 pounds

The lawsuit follows a cease-and-desist request and argues Lilly is using “deceptive” ads to claim its GLP-1 products are broadly superior to Novo’s medicines. Lilly countered that…

The lawsuit, filed in federal court Tuesday, accuses Eli Lilly of using outdated data in advertising campaigns.