Medications & treatment options

Other Weight-Loss Medications & Drugs That Affect Weight

GLP-1s are not the only medications that change body weight. This cluster covers the older and adjacent options — phentermine, phentermine-topiramate, naltrexone-bupropion, liraglutide and dulaglutide, SGLT2 inhibitors, metformin — and the everyday prescriptions, from antidepressants to anticonvulsants, whose labels and studies report weight change as an effect.

30 research articles · newest update October 2026

Recently updated

Best Appetite Suppressant 2026: FDA-Approved Pills, Injections & Drugs Compared

Side-by-side comparison of every FDA-approved appetite suppressant and weight-loss drug — Wegovy, Zepbound, Foundayo, Saxenda, Qsymia, Contrave, Xenical/alli, Phentermine. Verbatim FDA-label data on mechanism, dosing, headline trial efficacy, boxed warnings, scheduled-substance status, and cost. Verified primary-source ranking.

11 min read · Updated August 2026

Can Laxatives Cause Weight Loss? Honest Evidence Review (Water, Dependency, Eating Disorders)

Stimulant laxatives cause water+stool loss that reverses in 24-48h. Not fat loss. Long-term use is dangerous: dependency, electrolyte imbalance, eating-disorder red flag.

12 min read · Updated August 2026

Contrave Side Effects (2026): What's Common, What's Serious & How to Manage Them

Contrave (naltrexone/bupropion) side effects: common reactions (nausea, constipation, headache, insomnia), serious risks (the boxed warning for suicidal thoughts, dose-related seizures, blood-pressure increases, hepatotoxicity), the contraindications, and when to call your provider. Verified against the FDA DailyMed label. Not a GLP-1.

11 min read · Updated August 2026

Does Buspirone Cause Weight Loss? Honest Evidence Review

Buspirone (BuSpar) is FDA-approved for anxiety disorders, not weight loss. The FDA label lists both weight gain and weight loss as 'infrequent' adverse reactions — the textbook signature of a weight-neutral drug. Domecq 2015 and Slee 2019 confirm no directional signal.

11 min read · Updated August 2026

All 30 articles in this topic

Most recently updated first.

  1. Best Appetite Suppressant 2026: FDA-Approved Pills, Injections & Drugs Compared11 min · August 2026
  2. Can Laxatives Cause Weight Loss? Honest Evidence Review (Water, Dependency, Eating Disorders)12 min · August 2026
  3. Contrave Side Effects (2026): What's Common, What's Serious & How to Manage Them11 min · August 2026
  4. Does Buspirone Cause Weight Loss? Honest Evidence Review11 min · August 2026
  5. Does Citalopram Cause Weight Loss? Honest Evidence Review10 min · August 2026
  6. Does Gabapentin Cause Weight Loss? Evidence Review (FDA Label, Real Direction)12 min · August 2026
  7. Does Jardiance Cause Weight Loss? Honest Evidence Review16 min · August 2026
  8. Does Lexapro Cause Weight Loss? Honest Evidence Review11 min · August 2026
  9. Does Paxil Cause Weight Loss? Honest Evidence Review10 min · August 2026
  10. Does Vyvanse Cause Weight Loss? Honest Evidence Review11 min · August 2026
  11. Does Zoloft Cause Weight Loss? Honest Evidence Review11 min · August 2026
  12. How Rapid Is Weight Loss With Farxiga? Honest Evidence Review17 min · August 2026
  13. Metformin and Non-GLP-1 Diabetes Drugs for Weight Loss: What the Trials Actually Show14 min · August 2026
  14. Qsymia Side Effects (2026): What's Common, What's Serious & How to Manage Them11 min · August 2026
  15. Saxenda Dosage Chart (2026): The Liraglutide Daily Titration Schedule8 min · August 2026
  16. Saxenda Side Effects (2026): What's Common, What's Serious & How to Manage Them11 min · August 2026
  17. Tesofensine for Weight Loss: The Phase 2 Hit That Never Reached the Market — Evidence Review10 min · August 2026
  18. Topamax, Qsymia, and Topiramate for Weight Loss: What the Trials Actually Show14 min · August 2026
  19. Victoza (Liraglutide 1.8 mg): Evidence Review, Side Effects, Generic13 min · August 2026
  20. Saxenda (Liraglutide) for Weight Loss: FDA Label, SCALE Trial Evidence, and the New Teva Generic (2026)13 min · July 2026
  21. Does Spironolactone Cause Weight Loss? Honest Evidence Review12 min · July 2026
  22. Trulicity (Dulaglutide) for Weight Loss: FDA Label, Evidence, and How It Compares to Wegovy/Ozempic (2026)11 min · July 2026
  23. How to Use Linzess for Weight Loss? Honest Answer: It Is Not a Weight Loss Drug11 min · July 2026
  24. Naltrexone for Weight Loss + How Contrave Actually Works: Evidence Review14 min · July 2026
  25. Qsymia (Phentermine + Topiramate ER) for Weight Loss: FDA Label, CONQUER Evidence & How It Compares to GLP-1s (2026)11 min · July 2026
  26. Wellbutrin XL for Weight Loss: How Fast and How Much? (Evidence Review)13 min · July 2026
  27. Does Bupropion Cause Weight Loss? Honest Evidence Review12 min · July 2026
  28. Does Prozac Cause Weight Loss? Honest Evidence Review12 min · July 2026
  29. T3 (Liothyronine) for Weight Loss: Honest Evidence Review14 min · July 2026
  30. Lomaira (Phentermine 8 mg): Average Weight Loss, How It Differs From Adipex-P 37.5 mg, and When TID Dosing Wins (2026)11 min · July 2026