Compare Your Options

How the main approaches compare — results, effort, and cost at a glance.

Quick read · 2 min

Approved medications compared

Scroll horizontally to compare all 7 options. Figures from pivotal clinical trials.

TirzepatideZepbound
Sema. (injection)Wegovy
Sema. (pill)Wegovy oral
LiraglutideSaxenda
Phent. / Top.Qsymia
Naltrex. / Buprop.Contrave
OrlistatAlli / Xenical
Weight loss (trial avg)Up to 20.9%Up to 14.9%Up to 16.6%Up to 8%Up to 9.8%Up to 9.3%Up to 6.9%
Real-world example~46 lbs (220 lb person)~33 lbs~37 lbs~18 lbs~22 lbs~20 lbs~15 lbs
How you take itWeekly injectionWeekly injectionDaily pillDaily injectionDaily capsuleTwice-daily tablet3× daily with meals
Approx. cost/month$500–$1,100~$1,350~$149$1,000–$1,400$30–$250$100–$400$40–$400
Prescription neededYesYesYesYesYesYesRx / OTC
FDA approved2023202120252014201220141999 / 2007 OTC
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All figures from published clinical trials at highest approved dose. Individual results vary considerably.

Based on clinical trials · No rankings · Every claim linked to source

Last reviewed: March 2026

Medical disclaimer: This website is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before starting, stopping, or changing any treatment.

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