Weight loss
Foundayo clocked $98 million in sales in Q2, the first quarter it was available, compared to Novo’s $355 million for the same sales period.
A legal dispute between the FDA and Eli Lilly over whether the highly anticipated obesity candidate retatrutide is indeed a biologic has come to a head as the company prepares to submit the medicine for approval.
Amgen has discontinued Phase 1 obesity candidate AMG 513, leaving MariTide as its sole weight loss asset. Meanwhile, executives said the company’s late-stage pipeline is largely full and future business development will focus on earlier-stage opportunities.
Shareholders allege that Novo Nordisk withheld information about crucial protocol changes in a Phase 3 study of the weight loss drug CagriSema, which led investors to buy company shares “at artificially inflated prices.”
Acmopatide met the main goal of a Phase 2 study in type 1 diabetes, but Roche is axing the investigational drug to prioritize enicepatide for weight loss, type 2 diabetes and cardiovascular outcomes. Both assets come from the $2.7 billion buy of Carmot Therapeutics.
With weight loss topping 20% at 80 weeks in the Phase 3 TRIUMPH-2 and TRIUMPH-3 trials, Eli Lilly plans to file for retatrutide’s approval in the first quarter of 2027. Previously a filing was expected later this year.
Kalohexis is working on peptide therapies, including one for obesity that could offer an alternative approach to the GLP-1s that currently dominate the weight loss space.
Eli Lilly’s weight-loss franchise—including the tirzepatide products Mounjaro and Zepbound, and the weight-loss pill Foundayo—is projected to account for nearly half of the total sales of the top 10 drugs in 2032.
Rhythm Pharmaceuticals’ Imcivree reduced fat—while boosting muscle—in patients with Prader-Willi syndrome.
Eli Lilly and obesity rival Novo Nordisk stole the show at the American Diabetes Association conference, though plenty of other companies also had data to show for their own weight loss assets; GSK strikes the biggest traditional pharma buyout of 2026; and FDA initiatives still lack clarity.
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