Beginner's guide
Starting Mounjaro Safely
Learn what to expect from your first dose and first month, including food, fluids, side effects and when to seek help.
Start Mounjaro safely →
Prescription weight-loss treatment
Considering Mounjaro treatment?
Mounjaro is a prescription-only weight-loss treatment. Complete an online consultation and a UK-registered prescriber will assess whether it is suitable for you.
Starting Mounjaro: Begin Here
Start with practical guidance on your first dose, the dose schedule and a calorie target that supports treatment.
Dose guide
Mounjaro Dose Schedule
See how the starting dose and gradual dose increases work, with practical guidance for each stage.
Understand the Mounjaro dose schedule →
Calculator
Mounjaro Weight Loss Calculator
Estimate a practical calorie target based on your height, weight, age and activity level.
Use the Mounjaro weight loss calculator →Diet & Lifestyle Articles
Practical guides covering diet, exercise, nutrition and lifestyle habits that may help support healthy and sustainable weight loss alongside treatment.
General Information Articles
Usage & Storage
Helpful advice on using treatment correctly, including dosing, injection guidance, storage information and travelling with medication.
Explore More Mounjaro Guides
Starting Mounjaro Safely: Your First Dose and First Month
How do you start Mounjaro safely? Quick answer: Starting Mounjaro safely begins with a clinical assessment, followed by the 2.5 mg once-weekly starting dose if it is prescribed for you. Choose a regular injection day, read the instructions supplied with...