The UK's most complete GLP-1 guide
Every Question Answered. Every Side Effect Explained.
- How GLP-1 medications work
- Mounjaro vs Wegovy compared
- Injection instructions
- Side effects & solutions
- What to eat on treatment
- FAQs answered
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Mounjaro in Birmingham — UK Access and Information
If you're looking for Mounjaro (tirzepatide) in Birmingham, access is available through both NHS specialist weight management services and private prescription routes. Mounjaro is a prescription-only, once-weekly injection licensed in the UK for weight management in adults who meet specific eligibility criteria. Understanding your options and how to access this medication depends on your BMI, health conditions, and whether you qualify for NHS treatment or would prefer private access. This guide covers Birmingham-specific pathways and what you need to know before approaching your GP or a private prescriber.
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Calculate Your BMI Instantly
Enter your height and weight below. Supports both imperial (stone & lbs) and metric (kg). Results include NHS category, healthy weight range, and ethnicity adjustments.
What Is BMI and Why Does It Matter?
Body Mass Index (BMI) is the most widely used screening tool for assessing whether your weight falls within a healthy range. Used by the NHS, GPs, and weight management services across the UK, BMI provides a quick snapshot of your weight relative to your height. The formula is simple: your weight in kilograms divided by your height in metres squared (kg/m²).
While BMI isn't a perfect measure — it doesn't account for muscle mass, bone density, or fat distribution — it remains the standard first step in identifying potential weight-related health risks including type 2 diabetes, cardiovascular disease, high blood pressure, and certain cancers.
The NHS also recommends adjusted thresholds for people of South Asian, Chinese, or Black African heritage — a BMI of 23 or above is classified as overweight, and 27.5 as obese. Our calculator includes this adjustment as a one-click toggle.
How to Access Mounjaro in Birmingham
In Birmingham, Mounjaro is accessible through two main routes: NHS specialist weight management services and private online prescribing. On the NHS, you'll need a referral from your GP to the West Midlands Integrated Care Board (ICB) tier 3 or tier 4 weight management service. These specialist clinics assess whether you're eligible, manage your tirzepatide dosing, and monitor your progress. However, NHS waiting lists in the Midlands region can be substantial, sometimes 6–12 months or longer depending on local capacity. Private access is faster — you can have a consultation with a UK-licensed prescriber online, receive a prescription if clinically appropriate, and have it dispensed by a GPhC-registered pharmacy within days. Calculate your BMI now using our free BMI calculator to understand where you stand relative to eligibility thresholds before contacting your GP or a private provider.
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How It Works
Three simple steps to understand your weight and take action.
Enter your height and weight in our free calculator. Get your BMI, NHS category, healthy weight range, and ethnicity-adjusted thresholds instantly.
If your BMI suggests you're overweight or obese, explore our GLP-1 calculators to project potential weight loss on Mounjaro or Wegovy.
Use our progress tracker to log your weight weekly, visualise your journey with charts, and stay motivated — all stored privately in your browser.
Free Weight Loss Tools & Guides
Everything you need to understand your weight, explore medication options, and track your progress — completely free.
Mounjaro Eligibility and Doses in the UK
UK eligibility criteria: You may be eligible for Mounjaro if your BMI is 30 or above, or 27–29.9 with weight-related health conditions like type 2 diabetes, hypertension, or cardiovascular disease. For South Asian, Chinese, Black African, or Black Caribbean adults, lower BMI thresholds apply (27.5 and above). Mounjaro is supplied as pre-filled KwikPen devices starting at 2.5 mg, titrated weekly up to a maximum of 15 mg. Each pen contains four weekly doses. Side effects commonly include nausea, diarrhoea, and stomach discomfort, usually mild and improving over time. Our GLP-1 weight loss calculator can help you estimate potential outcomes at different doses based on clinical trial data.
- Dual GIP/GLP-1 receptor agonist
- Up to 22.5% body weight loss (SURMOUNT-1)
- Weekly injection, dose escalation over 20+ weeks
- Available via private prescription in the UK
- Doses: 2.5mg → 5mg → 7.5mg → 10mg → 12.5mg → 15mg
- GLP-1 receptor agonist
- Up to 15–17% body weight loss (STEP trials)
- Weekly injection, 5-step dose escalation
- NHS & private prescription available
- Doses: 0.25mg → 0.5mg → 1mg → 1.7mg → 2.4mg
Mounjaro vs Wegovy: Head-to-Head
A side-by-side comparison of the two most popular GLP-1 weight loss medications available in the UK.
| Feature | Mounjaro | Wegovy |
|---|---|---|
| Drug class | Dual GIP/GLP-1 agonist | GLP-1 agonist |
| Active ingredient | Tirzepatide | Semaglutide |
| Avg. weight loss | 15–22.5% | 12–17% |
| Key trial | SURMOUNT-1 (2022) | STEP 1 (2021) |
| Max dose | 15 mg weekly | 2.4 mg weekly |
| Escalation period | 20–32 weeks | 16–20 weeks |
| Administration | Weekly injection (pen) | Weekly injection (pen) |
| NHS availability | Private prescription only | NHS & private |
| Approx. private cost | £150–£250/month | £150–£300/month |
| Common side effects | Nausea, diarrhoea, constipation | Nausea, vomiting, diarrhoea |
Data sourced from SURMOUNT-1 and STEP 1 clinical trials. Costs are approximate and vary by provider. Always consult a prescriber.
Am I Eligible for Weight Loss Medication?
In the UK, eligibility for GLP-1 weight loss medications like Mounjaro and Wegovy is based on your BMI and overall health profile.
- BMI of 30 or above (obese)
- Age 18 or over
- No contraindicated conditions
- Committed to lifestyle changes
- BMI of 27 or above
- Plus type 2 diabetes
- Or high blood pressure
- Or obstructive sleep apnoea
Use our BMI calculator to check whether your BMI falls within the eligible range.
How We Built These Tools
Every calculator and guide on myweightcheck is built with accuracy and transparency in mind. Our BMI calculator uses the standard WHO formula with NHS-aligned category thresholds. Our GLP-1 projections are modelled on published clinical trial data from SURMOUNT and STEP studies.
All data stays on your device. We don't require sign-ups, and we don't store your health information on any server. Your progress tracker saves data locally in your browser using localStorage, so only you can see it.
We're based in the UK and our tools are designed specifically for UK users — supporting stone & lbs by default, referencing NHS guidelines, using NICE-approved medication data, and linking to GPhC-registered pharmacies.
Frequently Asked Questions
Common questions about BMI, weight loss medications, and our free UK tools.
Can I get Mounjaro on the NHS in Birmingham?
Yes, but through referral to your local ICB tier 3 weight management service. Your GP can refer you, and the specialist team will assess your eligibility. NHS waiting lists vary; private options are faster if you wish to avoid delays.
How long does it take to get Mounjaro privately in Birmingham?
Private consultations can be completed within 24–48 hours. If approved, your prescription is typically dispensed by a GPhC-registered pharmacy and delivered within 2–5 working days.
What does Mounjaro cost privately?
Private Mounjaro costs typically range from £129–£320 per month depending on your dose and the pharmacy. Starting doses (2.5–5 mg) are usually cheaper than maintenance doses (10–15 mg).
Is Mounjaro the same as Ozempic or Wegovy?
No. Mounjaro (tirzepatide) is a dual GIP and GLP-1 agonist. Wegovy (semaglutide) is a GLP-1 agonist only. Ozempic is also semaglutide but licensed for diabetes, not weight loss. They work differently and have different dosing schedules.
What happens if I'm not eligible for Mounjaro?
Your prescriber may recommend alternative approaches: other GLP-1 medications like Wegovy or Saxenda, NHS Tier 1–2 weight management programmes, calorie-deficit diet, or exercise strategies. Talk to your GP about what's suitable for you.
Ready to take control of your weight loss journey?
Start with a free BMI check, explore your GLP-1 options, or begin tracking your progress today. No sign-up. No cost. Just results.