Mounjaro vs CagriSema
Side-by-side comparison based on SURPASS-2 / off-label and REDEFINE-1 phase 3 trial data plus April 2026 pricing.
Mounjaro
Higher efficacytirzepatide (injection)
Peak weight loss20.9%
TrialSURPASS-2 / off-label
Administrationinjection
FDA statustype-2-diabetes
List price$1,069/mo
CagriSema
cagrilintide + semaglutide
Peak weight loss20.4%
TrialREDEFINE-1
Administrationinjection
FDA statuspending
List price$1,499/mo
Weight loss comparison (220 lbs starting weight)
% of body weight lost over 18 months, modeled from phase 3 trial data
Monthly cost by payment channel
| Channel | Mounjaro | CagriSema | Difference |
|---|---|---|---|
| Covered by insurance ($25–150 copay) | $88 | $88 | $0 (CagriSema cheaper) |
| Manufacturer self-pay (LillyDirect / NovoCare) | — | $599 | — |
| Telehealth — brand name (Hims, Ro, Found) | $499 | — | — |
| Cash retail (full list price) | $1,069 | $1,499 | $430 (Mounjaro cheaper) |
Mounjaro pros and cons
Pros
- ✓ Identical molecule to Zepbound
- ✓ Easier insurance approval if you have type 2 diabetes
- ✓ Strong cardiovascular and renal data (SURPASS-CVOT, SURMOUNT-MMO)
Cons
- ✗ Off-label for weight loss — most insurers deny
- ✗ Cash-pay typically more expensive than Zepbound LillyDirect option
CagriSema pros and cons
Pros
- ✓ Highest efficacy of any pending GLP-1 (20.4% in REDEFINE-1)
- ✓ Dual mechanism (amylin + GLP-1) targets satiety differently
- ✓ Once-weekly injection like Wegovy
Cons
- ✗ Pending FDA approval (expected 2026)
- ✗ Combination therapy may carry premium pricing
- ✗ Limited long-term real-world data
Common side effects
Mounjaro
- • Nausea
- • Diarrhea
- • Constipation
- • Vomiting
CagriSema
- • Nausea
- • Diarrhea
- • Vomiting
- • Constipation
- • Decreased appetite
Which should you choose: Mounjaro or CagriSema?
Choose Mounjaro if: cash-pay cost matters most to you.
Choose CagriSema if: you prefer this medication after consulting your prescriber.
Final decisions should always be made with a licensed prescriber. This is educational content only.
Medical disclaimer: This calculator provides estimates only based on phase 3 clinical trial data and publicly listed prices. It is not medical advice. Real-world weight loss varies significantly. Consult a licensed healthcare provider before starting any medication.