Medically reviewed by Dr Miguel A. Guirola
Obesity specialist doctor · DoctorLife doctor
GMC-registered · General Medical Council
Wegovy (semaglutide) vs Mounjaro (tirzepatide): the differences that matter and how to choose with a doctor.
| Detail | Wegovy | Mounjaro |
|---|---|---|
| Active ingredient | semaglutide 2.4 mg | tirzepatide |
| Mechanism | GLP-1 agonist | Dual GIP/GLP-1 agonist |
| Regimen | Weekly injection | Weekly injection |
| Average weight loss | ~15% | up to ~20% |
| Indicative price/month | £150–£200 | £120–£250 |
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People who started their plan with medical supervision. Swipe to see more cases.
Results achieved with GLP-1-based medical treatment. Illustrative images. Results depend on each individual and on the medical assessment; they are not guaranteed.
Mounjaro showed greater average weight loss in trials, but 'stronger' is not always better for every patient. Tolerability and medical suitability matter too.
Both share similar gastrointestinal side effects (nausea, slower digestion) that are usually mild and managed by escalating the dose slowly. Individual experience varies.
This content is informational and does not replace medical advice. GLP-1 treatments require assessment and a prescription from a GMC-registered clinician. Content reviewed by Dr Miguel A. Guirola (GMC-registered · General Medical Council).
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