Wegovy (Semaglutide): Definitive UK Decision Guide

Purpose: Help readers decide whether Wegovy is an appropriate option by explaining benefits, risks, costs, NHS access and alternatives in plain English.

At a glance

• Generic name: Semaglutide
• Class: GLP‑1 receptor agonist
• Weekly injection
• Prescription only

What is Wegovy?

Wegovy is a once-weekly GLP‑1 medicine licensed in the UK for weight management in eligible adults alongside diet and physical activity.

How does it work?

It mimics the GLP‑1 hormone to increase fullness, reduce hunger and help many people eat less naturally.

NHS or Private?

Explain NHS eligibility, local pathways and private treatment, encouraging readers to explore NHS eligibility before paying privately.

Benefits

• Clinically proven weight loss
• Reduced appetite
• Improved metabolic health for many people

Risks & side effects

Nausea, constipation, diarrhoea and vomiting are common early in treatment. Readers should seek medical advice if severe symptoms develop.

Wegovy vs Mounjaro

Compare GLP‑1 alone versus dual GIP/GLP‑1 action, without promoting one over the other.

Alternatives

• Mounjaro
• Saxenda
• Orlistat
• Lifestyle-first approach
• Bariatric surgery

Shift Says

The best treatment is the one that fits your health, goals and circumstances—not simply the newest medicine.