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GLP-1 receptor agonists are the most consequential drug class to emerge in obesity and type-2 diabetes since metformin. The category started with exenatide and liraglutide, broke commercial ceilings with semaglutide (Ozempic, Wegovy) and tirzepatide (Mounjaro, Zepbound), and is now expanding into orals (orforglipron, oral semaglutide), triple agonists (retatrutide), and amylin combinations (cagrisema, eloralintide).
The signal worth tracking has shifted. Weight loss alone is no longer the headline — secondary indications are. SELECT showed a 20% drop in major adverse cardiovascular events for non-diabetic adults with obesity. A Mass General Brigham analysis in JAMA reported 42–58% lower heart-failure hospitalizations in HFpEF. AAN 2026 added migraine, dementia incidence, and Parkinson's signals to the growing list. The Phase 3 EVOKE Alzheimer's trial, by contrast, missed its endpoint.
Browse the latest below, or filter by drug at #semaglutide, #tirzepatide, #orforglipron, and #retatrutide.
TikTok users on retatrutide report emotional blunting. Neuroscientist Paul Kenny of Mount Sinai says researchers are investigating whether GLP-1 drugs act as general reward dampeners affecting the brain's mesolimbic system.
Wall Street bets GLP-1 drugs will transform food. Packaged-food giants are down 50%+ from peaks. Goldman projects these drugs could add over 1% to GDP if adoption reaches 60 million Americans by 2028.
The FDA announced steps to restrict compounded GLP-1 products, specifically naming Hims & Hers. Novo Nordisk has also sued Hims & Hers over compounded semaglutide.
India's drug regulators are intensifying GLP-1 oversight ahead of semaglutide's patent expiry. The Drug Controller General audited 49 entities and issued notices to violators.
The FLOW trial showed semaglutide reduced major kidney disease events by ~24%, while the SELECT trial found a 20% reduction in major adverse cardiovascular events among 17,600+ adults.
Eli Lilly's triple agonist (GIP/GLP-1/glucagon) retatrutide met its primary A1C reduction endpoint and all key secondary endpoints at 40 weeks in the TRANSCEND-T2D-1 trial.
Analysis of the FAERS database (2012–2025) examining exenatide, liraglutide, dulaglutide, semaglutide, and tirzepatide reveals distinct risk profiles, suggesting not all GLP-1 agents carry the same safety concerns.
With one in ten American adults already on GLP-1 drugs, next-generation medications including Foundayo and retatrutide could reach the ~25% of patients who don't respond to current GLP-1 monotherapies.
In-depth comparison of Foundayo against existing GLP-1 drugs, noting 27 lbs average weight loss over 72 weeks at the highest dose. Experts hope more oral options will drive down costs and offer patients greater flexibility versus injectable regimens.
NBC News covers Foundayo's approval with self-pay pricing from $149-$349/month across six dose tiers. Medicare coverage for some patients could begin as early as summer 2026 with copays as low as $50/month.
The FDA approved Foundayo, a once-daily oral GLP-1 pill that can be taken any time without food or water restrictions. In trials, patients lost an average of 11% body weight over one year. It was approved under the FDA's National Priority Voucher program.
A study of ~175,000 Type 1 diabetes patients found GLP-1 receptor agonists reduced five-year cardiovascular event risk by 15% and end-stage kidney disease by 19%, with no increase in severe hypoglycemia. Published in Nature Medicine.
India's Central Drugs Standard Control Organization issued advisories against unsupervised use of semaglutide and tirzepatide for weight loss, cracking down on misleading social media promotions and unapproved compounded versions.
At APhA2026, semaglutide's FLOW trial showed 24% reduction in major kidney events in CKD patients, while tirzepatide's SURMOUNT-OSA trial demonstrated dramatic reductions in sleep apnea severity.
The FDA issued warning letters to 30 telehealth firms for false or misleading claims about compounded GLP-1 weight-loss products, signaling a major crackdown on illegal online marketing.
Eli Lilly's oral GLP-1 drug orforglipron is among the most consequential FDA decisions in Q2 2026. Analysts expect it to help Lilly's tirzepatide franchise exceed $100 billion in peak revenue.
Analysts expect Novo's aggressive cuts to capture the lion's share of India's GLP-1 market in 12-18 months. Eli Lilly's Mounjaro currently dominates with ~79% share vs Novo's ~21%.
Lilly and startup Baseline Therapeutics are investigating GLP-1 RAs for alcohol and substance use disorders. A large VA study found GLP-1s associated with reduced substance abuse risk, in a therapeutic area projected to reach $12.4B by 2033.