Mounjaro 2.5mg KwikPen – Starter Weight Loss Treatment
Mounjaro 2.5mg is the recommended starting dose of tirzepatide, a prescription-only treatment used to support weight loss in adults. It works by regulating appetite hormones to help reduce hunger, improve portion control, and support gradual and sustained weight loss when combined with a healthy diet and lifestyle.
Key Features
- Starter dose designed to help your body adjust to treatment
- Once-weekly injection using an easy-to-use pre-filled KwikPen
- Each pen contains 4 fixed weekly doses
- Supports appetite control and reduced calorie intake
Who Is This Product For?
- Adults aged 18 years and over
- Individuals with overweight or obesity
- Those starting a medically supervised weight loss programme
- Patients requiring structured support for long-term weight management
How to Use
Mounjaro is injected once weekly under the skin (subcutaneously), typically in the abdomen, thigh, or upper arm. Each KwikPen contains 4 doses, with one dose taken per week. Injection sites should be rotated weekly.
Storage & Handling
- Store unused pens in a refrigerator between 2°C to 8°C
- Do not freeze the pen
- Once in use, the pen can be stored at room temperature up to 30°C
- Dispose of the pen after 30 days or after 4 doses
Possible Side Effects
Common side effects may include nausea, reduced appetite, diarrhoea, constipation, or stomach discomfort. These effects are usually mild and tend to improve as your body adjusts to treatment.
Important Safety Information
This is a single-patient-use pre-filled pen and must not be shared. Always use a new needle for each injection to reduce the risk of infection. If you experience any unexpected side effects or issues using the pen, seek advice from your pharmacist or healthcare professional.
Advisory
This is a prescription-only medicine and requires a clinical consultation before supply. Treatment suitability will be assessed by our pharmacy team.
Patient Information
Please refer to the patient leaflet for full instructions on how to use this medication safely.




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