Harley Weight Loss Clinic Library
Wegovy
Wegovy is a self-injectable weight loss treatment that contains semaglutide. Semaglutide mimics certain naturally-occurring hormones to help regulate blood sugar levels, which can decrease your appetite and help promote weight loss.
- Genuine UK medicine
- Consult with UK GMC registered clinicians
- Harley Street Specialist assessments
Interested in weight loss treatment?
What is Wegovy?
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 Wegovy used for?
How does Wegovy work?
How effective is Wegovy?
Who can use Wegovy?
What’s the difference between Wegovy vs Ozempic?
How to use Wegovy
Why do I need to start at a low dose of Wegovy?
How should I store Wegovy?
Who shouldn’t use Wegovy?
Wegovy precautions and advice
What are the main side effects of Wegovy?
How can you manage the side effects of Wegovy?
Do I need a prescription for Wegovy?
What alternative weight loss treatments are there?
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.