Weight loss peptides and medications
Losing weight is less about willpower than about biology: hunger hormones, blood sugar swings, and metabolism all push back. These articles look at the weight loss peptides and medications researchers study — how they work, what results have been measured, and what a realistic plan looks like alongside food and movement.
Nothing here is a shortcut or a guarantee. Medication is one tool, prescribed only when a licensed provider decides it fits your situation. Every article below is specific about what was measured and in whom.
135 articles on this topic
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Tirzepatide Telehealth Study: 15.5% Loss at Six Months
A large UK digital program tracked 8,127 women starting treatment, almost all on tirzepatide. Women with six-month weigh-ins lost an average of 15.5% of their starting weight, though study limits matter.
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STEP 5 Trial Results: Semaglutide at Two Years
In STEP 5, average weight loss was 15.2% with semaglutide versus 2.6% with placebo at two years. The plateau, side effects and two calculations explain what held up.
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Semaglutide Knee Osteoarthritis: What STEP 9 Found
In STEP 9, adults with obesity had greater average knee-pain and weight reductions with semaglutide. The trial did not establish cartilage repair.
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Zenagamtide: Amycretin’s New Name, Still in Trials
Zenagamtide is amycretin’s new name: an experimental drug being tested as a weekly shot and a daily pill. Here’s what the trials actually found.
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Tirzepatide and Thyroid: Levothyroxine Checks
An underactive thyroid doesn't automatically rule out tirzepatide. Weight loss and changes in tablet absorption can make a thyroid-dose review worthwhile.
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OASIS 4 Trial Results: 13.6% Weight Loss Explained
The daily 25 mg tablet averaged 13.6% weight loss versus 2.2% with placebo at 64 weeks. The 16.6% headline assumes continued treatment.
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STEP UP Trial Results: 7.2 mg Versus 2.4 mg
STEP UP compared two semaglutide doses with placebo over 72 weeks. The higher dose brought more weight loss and more stomach and skin symptoms.
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Semaglutide and Gallbladder: Risks and Symptoms
Gallstones were more common in semaglutide trials, but most participants did not report them. Here are the Wegovy and Ozempic rates and the symptoms that need urgent care.
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Semaglutide and Menopause: Weight, HRT and Bone
Semaglutide may help with medically appropriate weight management after menopause. Hormone therapy, muscle, bone, and menopause symptoms each need their own place in the care plan.
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STEP-HFpEF Results: Symptoms, Weight and Limits
Semaglutide improved symptoms and walking distance in two year-long trials of adults with obesity and heart failure. Here are the results, side effects and limits.
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Open Enrollment GLP-1 Coverage: 2027 Checklist
Coverage depends on the exact plan, product, and reason for prescribing. This fall's checklist covers dates, approval rules, refill costs, and Medicare's separate Bridge program.
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Semaglutide for PCOS: Weight Loss and Periods
Semaglutide may help with weight loss in some people with PCOS. Evidence for more regular periods is growing, while pregnancy plans change the decision.
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Semaglutide for Sleep Apnea: What Studies Show
Semaglutide may help with weight management when obesity contributes to sleep apnea. It isn't approved to treat sleep apnea and doesn't replace prescribed CPAP.
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SURMOUNT-3 Results: More Weight Loss After Diet
After an average 6.9% loss through diet and exercise, selected trial participants lost another 18.4% on tirzepatide. Participants receiving an injection without tirzepatide gained 2.5% over the same 72 weeks.
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Phases of Clinical Trials: What 1, 2, 3 and 4 Mean
Phase 1 checks early safety. Phases 2 and 3 test treatment effects, and phase 4 studies medicines after they reach the market.
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Should I Take MOTS-c? Start With These Questions
MOTS-c isn't an established treatment for weight loss or tiredness. A provider weighs the thin human evidence, your medicines and sports rules before deciding whether it fits.
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STEP 4 Trial Results: Continuing vs Stopping
After 20 weeks on semaglutide, people who continued lost more weight. Those switched to placebo regained weight despite continued lifestyle support; who reached that switch shapes the answer.
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When Did the Tirzepatide Shortage End? The Dates
The FDA took tirzepatide off its shortage list on October 2, 2024. A lawsuit, a second decision and two grace periods followed. Here is the timeline, read from the FDA's own documents, and what it means for a prescription today.
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Semaglutide and Blood Pressure: How Much It Drops
In the main weight-loss trial, the top number fell about 5 points more on semaglutide than on placebo, mostly riding on weight loss. Here is what that gap looks like, who sees more of it, and when a falling reading needs a second look.
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SURMOUNT-4 Results: What Stopping Tirzepatide Did
SURMOUNT-4 gave adults tirzepatide for 36 weeks, then switched half of them, by chance, to a look-alike placebo. Over the next year the placebo group regained much of its loss while the other half kept losing, and who made it to that switch shapes what the trial can tell you.
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