US FDA Orders New Eye Risk Warnings for GLP-1 Drugs

The US FDA mandated new warnings for GLP-1 drugs regarding a potential increased risk of a serious eye condition. Drugmakers defended their product safety profiles.

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A combination image shows an injection pen of Zepbound, Eli Lilly's weight loss drug, and boxes of Wegovy, made by Novo Nordisk. REUTERS/Hollie Adams/Brendan McDermid/Combination

The United States FDA ordered new warning labels on Monday for popular GLP-1 weight-loss and diabetes treatments following a rare eye condition risk. The regulatory update affects medications manufactured by Eli Lilly & Co and Novo Nordisk A/S-B amid growing scrutiny over long-term side effects. Investors are weighing whether the new precautions will impact prescription volumes for the top-selling drugs.