Eli Lilly's next-gen obesity drug is 'raising the bar'
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The injection is different than Zepbound and Foundayo.
Despite seeing some regain, patients in two trials maintained most of their weight loss after switching to either Foundayo or lower-dose Zepbound from other injectable incretin therapies.
Eli Lilly (NYSE:LLY) is growing like a software company. Q1 2026 revenue hit $19.80B, up 55.5% year over year, with Mounjaro at $8.66B (+125%) and Zepbound at $4.16B (+80%). CEO David Ricks told investors “2026 is off to a strong start,
Mounjaro and Zepbound are two brand-name glucagon-like peptide-1 (GLP-1) medications manufactured by Eli Lilly. Although they contain the same active ingredient, tirzepatide, and may affect blood sugar regulation and weight,
However, Eli Lilly launched its own weight loss pill, orforglipron, marketed as Foundayo, in April. And the company has another drug candidate, retatrutide, that targets GLP-1 and GIP receptors, as well as glucagon receptors.
Eli Lilly just got more good news, posting promising results for its oral GLP-1 as the firm looks to unlock new sources of demand.
If you’re weighing the option of Wegovy versus Zepbound for weight loss, here’s how the two medications compare in terms of effectiveness, side effects, average costs and the best online weight loss medication platforms to buy them.