The new treatment targets gut hormone GLP-1 but also mimics amylin, a hormone released by the pancreas that suppresses hunger.

Novo Nordisk said a higher dose of its drug Wegovy led to greater weight loss in patients during a late-stage trial, but the results fell short of the weight loss achieved with Eli Lilly's rival drug Zepbound,

Just how much Medicare price negotiations will negatively impact Novo Nordisk, though, depends on what the final negotiated prices for Ozempic, Wegovy, and Rybelsus will be. In Medicare's negotiations for 2026, the new prices achieved an average of 22% savings.