Harley Weight Loss Clinic Library
Mounjaro
Mounjaro is a self-injectable treatment used to support weight loss. The active ingredient is tirzepatide, which can help regulate blood sugar levels to reduce cravings and lower your appetite.
- Genuine UK medicine
- Consult with UK GMC registered clinicians
- Harley Street Specialist assessments
Interested in weight loss treatment?
What is Mounjaro?
Wegovy is a licensed treatment designed to help patients lose weight. It contains semaglutide, which helps to regulate your blood sugar levels. When used alongside a healthy diet and exercise programme, Wegovy can promote weight loss.
Wegovy is prescribed at specific doses to enable your body to acclimatise to the medication before taking high doses. It’s administered via injection in the stomach, thigh, or upper arm.
What is Mounjaro used for?
How does Mounjaro work?
Who can use Mounjaro?
What’s the difference between Mounjaro vs Zepbound?
How to use Mounjaro
Where should I inject Mounjaro?
How long does it take for Mounjaro to work?
Who shouldn’t use Mounjaro?
Mounjaro precautions and advice
What are the side effects of Mounjaro?
How can you manage the side effects of Mounjaro?
What alternative weight loss treatments are there?
What are the non-drug alternatives to Mounjaro?
Should I use Mounjaro or Wegovy for weight loss?
Can I switch from another weight loss jab to Mounjaro?
Can I switch from another weight loss jab to Mounjaro?
Medically reviewed
Last reviewed on 31/12/2025
This content has been medically reviewed to ensure clinical accuracy, evidence-based guidance, and alignment with current best practice in metabolic, liver, and lifestyle medicine.
Approved by:
Dr. Saima Ajaz
BSc, MBBS, MPhil, PhD, Dip IBLM/BSLM, DABRM
Approved by:
Dr. Saima Ajaz
BSc, MBBS, MPhil, PhD, Dip IBLM/BSLM, DABRM
Dr Saima Ajaz is a specialist hepatologist and Lifestyle Medicine Physician at the Institute of Liver Studies, King’s College Hospital, and an Honorary Senior Clinical Lecturer at King’s College London. She brings over 20 years of clinical and research experience in metabolic health, fatty liver disease, and chronic metabolic disorders, integrating lifestyle, nutrition, and personalised medicine into patient-centred care.