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Lilly's oral GLP-1, orforglipron, delivers weight loss of up to an average of 27.3 lbs in first of two pivotal Phase 3 trials in adults with obesity

Eli Lilly and Company (NYSE: LLY) today announced positive topline results from the Phase 3 ATTAIN-1 trial, evaluating orforglipron, an investigational oral glucagon-like peptide-1 (GLP-1) receptor agonist, in 3,127 adults with obesity, or overweight with a weight-related medical problem and without diabetes. At 72 weeks, all three doses of orforglipron, met the primary endpoint and all key secondary endpoints compared to placebo, delivering clinically meaningful weight loss as an adjunct to a h

articleChugai Pharmaceutical Co., Ltd.August 7, 202510/company/chugai-pharmaceutical-co-ltd/news/lillys-oral-glp-1-orforglipron-delivers-weight-loss-of-up-to-an-average-of-273-lbs-in-first-of-two-pivotal-phase-3-trials-in-adults-with-obesity
Lilly's oral GLP-1, orforglipron, delivers weight loss of up to an average of 27.3 lbs in first of two pivotal Phase 3 trials in adults with obesity

About this update from Chugai Pharmaceutical Co., Ltd.

[{"type":"text","content":"In ATTAIN-1, the investigational once-daily oral pill showed significant efficacy, and a safety and tolerability profile consistent with injectable GLP-1 therapies at 72 weeks","length":175,"tagName":"p","attribs":{}},{"type":"text","content":"Orforglipron achieved the primary and all key secondary endpoints, including demonstrating improvements in a number of cardiovascular risk factors","length":146,"tagName":"p","attribs":{}},{"type":"text","content":"With these results, Lilly is on track to submit orforglipron to global regulatory agencies by year-end and is making substantial investments to meet anticipated demand at launch ","length":177,"tagName":"p","attribs":{}},{"type":"text","content":"INDIANAPOLIS, Aug. 7, 2025 /PRNewswire/ -- Eli Lilly and Company (NYSE: LLY) today announced positive topline results from the Phase 3 ATTAIN-1 trial, evaluating orforglipron, an investigational oral glucagon-like peptide-1 (GLP-1) receptor agonist, in 3,127 adults with obesity, or overweight with a weight-related medical problem and without diabetes. At 72 weeks, all three doses of orforglipron, met the primary endpoint and all key secondary endpoints compared to placebo, delivering clinically meaningful weight loss as an adjunct to a healthy diet and physical activity. For the primary endpoint, orforglipron 36 mg, taken once per day without food and water restrictions, lowered weight by an average of 12.4% (27.3 lbs) compared to 0.9% (2.2 lbs) with placebo using the efficacy estimand.1","length":798,"tagName":"p"},{"type":"text","content":""Obesity is one of the most pressing global health challenges of our time, driving global chronic disease burden and impacting more than one billion people worldwide," said Kenneth Custer, Ph.D., executive vice president and president of Lilly Cardiometabolic Health. "With orforglipron, we're working to transform obesity care by introducing a potential once-daily oral therapy that could support early intervention and long-term disease management, while offering a convenient alternative to injectable treatments. With these positive data in hand, we are now planning to submit orforglipron for regulatory review by year-end and are prepared for a global launch to address this urgent public health need."","length":732,"tagName":"p"},{"type":"text","content":"In the ATTAIN-1 trial,...

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Eli Lilly and Companybody weightweight managementweight lossorforglipronobesityParticipants