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A new large‑scale randomized trial presented at the European Congress on Obesity in Istanbul indicates that the oral GLP‑1 antagonist orforglipron can help patients retain the majority of weight lost with injectable therapies such as tirzepatide (Mounjaro) and semaglutide (Wegovy).Trial Shows Oral Orforglipron Preserves Most Weight After Switching from InjectablesThe study, funded by Eli Lilly, followed 376 US patients who had been on tirzepatide or semaglutide injections for 72 weeks and then randomized them to a daily orforglipron tablet or placebo for an additional year.Participants were previously on weekly GLP‑1 jabs that typically produce 15‑20% body‑weight loss.After the injection phase, subjects were switched to oral therapy or placebo for 12 months.Primary endpoint: proportion of weight loss retained at 12 months.Quantitative Outcomes: 75% vs 49% Retention for Tirzepatide Users, 80% vs 38% for Semaglutide UsersWeight‑loss maintenance differed markedly between the pill and placebo groups:Tirzepatide cohort: 75% of lost weight retained with orforglipron vs 49% with placebo.Semaglutide cohort: 80% retained with the pill vs 38% with placebo.Secondary benefits—blood pressure, cholesterol, and glycaemic control—were also sustained in the pill arm.Implications for Obesity Management and Healthcare CostsExperts highlighted the broader significance:Dr Louis Aronne (Weill Cornell Medicine) emphasized that treating obesity directly can simultaneously improve glucose, lipid, and blood‑pressure metrics.Dr Marie Spreckley (University of Cambridge) noted patient preference for oral therapy due to convenience, storage, and lower cost.Dr Simon Cork (Anglia Ruskin University) warned that injectable GLP‑1 drugs, while highly effective, are expensive and limit long‑term accessibility for both private payers and the NHS.The findings suggest a potential shift toward oral agents that maintain efficacy while reducing financial and logistical burdens.Future Outlook: Oral GLP‑1 Therapies Could Redefine Chronic Obesity CareIf further trials confirm these results, orforglipron could become a cornerstone of chronic obesity management, enabling earlier intervention (BMI 25‑27) and possibly preventing progression to severe obesity.Regulators and payers will likely scrutinize cost‑effectiveness models, but the prospect of a cheap, daily tablet that sustains weight loss may reshape treatment algorithms worldwide.

The U.S. Food and Drug Administration announced on Wednesday that it has granted expedited approval to Eli Lilly’s oral weight‑loss medication, orforglipron—marketed under the brand name Foundayo. This makes Foundayo the second GLP‑1 pill to reach U.S. consumers, following Novo Nordisk’s Wegovy tablet approved in December. Orforglipron works by mimicking a natural hormone that regulates appetite and satiety, offering a non‑injectable alternative to existing GLP‑1 injectables. David A. Ricks, Eli Lilly’s chair and CEO, highlighted that fewer than one in ten eligible patients are currently using GLP‑1 therapies, citing barriers such as cost, stigma, and perceived complexity. Unlike Wegovy, which must be taken on an empty stomach each morning, Foundayo can be taken anytime of day regardless of meals, simplifying dosing schedules. Patients will start on a low dose that is gradually increased to mitigate side‑effects. Pricing is projected at $149 per month for the initial dose, with higher‑strength formulations potentially reaching $349 monthly. While private‑insurance coverage remains uncertain, a Trump‑administration proposal could allow Medicare to cover certain patients as early as this summer, with copayments as low as $50 per month. Distribution will commence on Monday through LillyDirect’s direct‑to‑consumer channel, with broader availability in pharmacies and telehealth platforms expected shortly thereafter. The convenience of a once‑daily pill is anticipated to improve adherence, especially for individuals who avoid injectables due to needle aversion or rigid dosing requirements. The approval follows a fast‑track submission submitted only months ago, positioning Foundayo to enter the market roughly three months after Wegovy. This rapid rollout is set to intensify competition in the burgeoning GLP‑1 space, where new agents are continually emerging with claims of better efficacy and lower costs.