GLP-1 medications, side by side

Effectiveness, dosing, side effects, and cost for every FDA-approved GLP-1 agonist in one comparison table.

Drug Generic Class Approved for Route Avg. weight loss A1c reduction Max dose List price
Zepbound tirzepatide GLP-1 / GIP dual Chronic weight management Injection (weekly) Up to ~21% (72 wks) N/A (not approved for diabetes) 15 mg once weekly ~$1,086/mo
Wegovy semaglutide GLP-1 Chronic weight management Injection (weekly) ~15% (68 wks) 2.4 mg weekly ~$1,349/mo
Mounjaro tirzepatide GLP-1 / GIP dual Type 2 diabetes Injection (weekly) ~20% (off-label) −1.8% to −2.4% 15 mg weekly ~$1,069/mo
Ozempic semaglutide GLP-1 Type 2 diabetes Injection (weekly) ~6–14% (off-label) −1.4% to −1.8% 2 mg weekly ~$969/mo
Rybelsus semaglutide (oral) GLP-1 Type 2 diabetes Oral (daily) ~3–5% −1.0% to −1.4% 14 mg daily ~$1,029/mo
Saxenda liraglutide GLP-1 Chronic weight management (adults and children 12+) Injection (daily) ~5–8% 3 mg daily ~$1,349/mo
Victoza liraglutide GLP-1 Type 2 diabetes (adults and children 10+) Injection (daily) ~3–6% (off-label) −1.0% to −1.5% 1.8 mg daily ~$815/mo
Trulicity dulaglutide GLP-1 Type 2 diabetes Injection (weekly) ~3–6% (off-label) −0.7% to −1.6% 4.5 mg weekly ~$987/mo

Head-to-head comparisons

Weight-loss and A1c figures are averages from pivotal Phase 3 trials. Individual results vary. List prices are approximate retail; most patients pay much less with insurance or manufacturer savings programs.