Wegovy BMI Requirements vs Mounjaro UK | Cured Pharmacy

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Cheapest Wegovy BMI vs Mounjaro UK Price £124.99

Compare Wegovy and Mounjaro BMI requirements with the cheapest UK price from £124.99 plus £20 off with code Weightlossnew.

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Woman using Cured Pharmacy online consultation for weight loss treatment

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Height 175 cm
Weight 82 kg

Your BMI

26.8
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Free · BMI thresholds shown are illustrative. Final eligibility is confirmed by a UK prescriber during your free consultation.

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Pricing Disclaimer: Prices on some pages may not be up to date — the live pricing table below and pricing shown during consultation are official current prices and take precedence over any other figures on the site.

Mounjaro (Tirzepatide)
Weeks 1–4

2.5mg

1 pen • 4 Weeks

£145 £124.99

£31.25 / Per Week

Your starting dose – designed to help your body adjust gently to treatment

⭐ Future Orders at £145
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Mounjaro (Tirzepatide)
Weeks 5–8

5mg

1 pen • 4 Weeks

£179 £159.00

£39.75 / Per Week

First step up – builds on your progress as your body adapts to treatment

⭐ Future Orders at £179
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Mounjaro (Tirzepatide)
Weeks 9–12

7.5mg

1 pen • 4 Weeks

£220 £200.00

£50.00 / Per Week

Mid-range dose – for continued progression and enhanced results

⭐ Future Orders at £220
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Mounjaro (Tirzepatide)
Weeks 13–16

10mg

1 pen • 4 Weeks

£245 £225.00

£56.25 / Per Week

Higher strength dose – supports significant weight loss progress

⭐ Future Orders at £245
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Mounjaro (Tirzepatide)
Weeks 17–20

12.5mg

1 pen • 4 Weeks

£270 £250.00

£62.50 / Per Week

Advanced dose – for patients requiring stronger therapeutic effect

⭐ Future Orders at £270
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Mounjaro (Tirzepatide)
Weeks 21+

15mg

1 pen • 4 Weeks

£287 £267.00

£66.75 / Per Week

Maximum dose – the highest available strength for optimal results

⭐ Future Orders at £287
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Wegovy (Semaglutide)
Weeks 1–4

0.25mg

1 pen • 4 Weeks

£89 £69.00

£17.25 / Per Week

Your starting dose – eases your body into treatment with minimal side effects

⭐ Future Orders at £89
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Wegovy (Semaglutide)
Weeks 5–8

0.5mg

1 pen • 4 Weeks

£99 £79.00

£19.75 / Per Week

First step up – continues building tolerance for long-term success

⭐ Future Orders at £99
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Wegovy (Semaglutide)
Weeks 9–12

1mg

1 pen • 4 Weeks

£119 £99.00

£24.75 / Per Week

Mid-range dose – where most patients start seeing meaningful results

⭐ Future Orders at £119
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Wegovy (Semaglutide)
Weeks 13–16

1.7mg

1 pen • 4 Weeks

£169 £149.00

£37.25 / Per Week

Higher strength – supports accelerated weight loss progress

⭐ Future Orders at £169
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Wegovy (Semaglutide)
Weeks 17+

2.4mg

1 pen • 4 Weeks

£199 £179.00

£44.75 / Per Week

Maximum dose – the highest available strength for optimal weight management

⭐ Future Orders at £199
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Wegovy Oral Pill
Weeks 1–4

1.5mg

1 pen • 4 Weeks

£83.00 £63.00

£20.75 / Per Week

Your starting dose – eases your body into treatment with minimal side effects

⭐ Future Orders at £83.00
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Wegovy Oral Pill
Weeks 5–8

4mg

1 pen • 4 Weeks

£110.00 £90.00

£27.50 / Per Week

First step up – continues building tolerance for long-term success

⭐ Future Orders at £110.00
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Wegovy Oral Pill
Weeks 9–12

9mg

1 pen • 4 Weeks

£140.00 £120.00

£35.00 / Per Week

Mid-range dose – where most patients start seeing meaningful results

⭐ Future Orders at £140.00
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Wegovy Oral Pill
Weeks 13+

25mg

1 pen • 4 Weeks

£199.00 £179.00

£49.75 / Per Week

Maximum dose – the highest available strength for optimal weight management

⭐ Future Orders at £199.00
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Wegovy BMI Requirements vs Mounjaro: Compare Both

Published on: June 03, 2026

Understanding wegovy bmi requirements vs mounjaro uk eligibility is essential before starting treatment. Both medications are licensed by the MHRA for weight management in adults who meet specific clinical criteria, though their thresholds differ slightly. At Cured Pharmacy, our UK prescribers assess your suitability during a free online consultation, ensuring you receive the most appropriate treatment based on your individual health profile.

Wegovy BMI Requirements in the UK

Wegovy (semaglutide) is licensed in the UK for adults with a BMI of 30 kg/m² or above, or a BMI of 27 kg/m² or above with at least one weight-related comorbidity such as type 2 diabetes, hypertension, or obstructive sleep apnoea [1]. These criteria align with NICE guidance on pharmacological interventions for obesity management.

The STEP clinical trial programme demonstrated that semaglutide 2.4mg once weekly resulted in an average 14.9% body weight reduction over 68 weeks when combined with lifestyle intervention [2]. However, eligibility extends beyond BMI alone—your UK prescriber will evaluate your medical history, current medications, and weight loss goals during assessment.

Wegovy is contraindicated in patients with a personal or family history of medullary thyroid carcinoma or multiple endocrine neoplasia syndrome type 2 [1]. Your prescriber will screen for these conditions and assess whether Wegovy represents the safest option for your circumstances.

Mounjaro BMI Requirements and Eligibility Criteria

Mounjaro (tirzepatide) shares similar BMI thresholds with Wegovy: it is licensed for adults with a BMI of 30 kg/m² or higher, or 27 kg/m² or higher with at least one weight-related comorbidity [3]. The medication was initially approved for type 2 diabetes management before receiving UK licensure for chronic weight management in 2024.

Clinical data from the SURMOUNT-1 trial showed that tirzepatide produced up to 22.5% average body weight reduction at the 15mg dose over 72 weeks—significantly higher than comparator treatments [3]. This dual GIP/GLP-1 receptor agonist mechanism may offer enhanced metabolic benefits for eligible patients.

Mounjaro carries similar contraindications to Wegovy, including history of medullary thyroid carcinoma and multiple endocrine neoplasia syndrome type 2 [3]. Patients with severe gastrointestinal disease or a history of pancreatitis require careful evaluation before commencing treatment.

Additional Clinical Considerations for Mounjaro

Beyond BMI thresholds, your UK prescriber will assess factors including previous weight loss attempts, current eating patterns, and realistic treatment expectations. Both medications require commitment to dietary modification and increased physical activity for optimal results—they are adjuncts to lifestyle intervention, not replacements [3].

Key Differences Between Wegovy and Mounjaro Eligibility

While BMI requirements are identical for both treatments, prescribers may favour one medication over the other based on your individual profile. Patients with type 2 diabetes may benefit from Mounjaro's superior glycaemic control, as tirzepatide demonstrated greater HbA1c reductions in head-to-head trials [4].

Wegovy may be preferred for patients seeking established long-term safety data, as semaglutide has been used clinically since 2017 for diabetes management. Mounjaro represents a newer therapeutic option with potentially greater weight loss efficacy but less extensive post-marketing surveillance [2][3].

Cost considerations also differ: Mounjaro starts from £124.99 at Cured Pharmacy, whilst Wegovy is available from £135.00. Your prescriber will discuss both options during your consultation, ensuring you understand the clinical and financial implications of each choice.

Who Should Not Take These Medications

Both Wegovy and Mounjaro are contraindicated in pregnancy, breastfeeding, and patients under 18 years of age [1][3]. If you have a history of severe hypersensitivity reactions to GLP-1 receptor agonists, alternative weight management strategies should be explored. Your UK prescriber will review your complete medical history to identify any absolute or relative contraindications before prescribing.

Criteria Wegovy (Semaglutide) Mounjaro (Tirzepatide)
BMI Requirement ≥30 kg/m² or ≥27 kg/m² with comorbidity ≥30 kg/m² or ≥27 kg/m² with comorbidity
Mechanism GLP-1 receptor agonist Dual GIP/GLP-1 receptor agonist
Dosing Frequency Once weekly injection Once weekly injection
Average Weight Loss 14.9% over 68 weeks Up to 22.5% over 72 weeks
Starting Dose 0.25mg weekly 2.5mg weekly
Maintenance Dose 2.4mg weekly 5mg, 10mg, or 15mg weekly
Price at Cured Pharmacy From £69.00 From £69.00

How the Clinical Assessment Works at Cured Pharmacy

Your free online consultation takes under three minutes and covers essential medical information including current BMI, weight-related health conditions, previous weight loss attempts, and medication history. Our UK-registered prescribers review every assessment individually—there are no automated approvals.

If your BMI falls below the 27 kg/m² threshold or you lack qualifying comorbidities, our prescribers may recommend alternative treatments such as Orlistat or Xenical, which have different eligibility criteria. This ensures you receive evidence-based care tailored to your clinical presentation.

All prescription decisions are made by GPhC-registered prescribers in accordance with MHRA licensing and NICE guidance. Superintendent pharmacist Tarun Kumar (GPhC 2233073) oversees clinical governance, ensuring every patient receives safe, appropriate treatment.

What to Expect During Treatment

Both Wegovy and Mounjaro require gradual dose escalation to minimise gastrointestinal side effects such as nausea, vomiting, and diarrhoea [1][3]. Wegovy typically starts at 0.25mg weekly, increasing every four weeks to a maintenance dose of 2.4mg. Mounjaro begins at 2.5mg weekly, escalating to a maximum of 15mg based on tolerability and response.

Clinical trials indicate that most patients experience peak weight loss between 60-72 weeks of continuous treatment [2][3]. However, individual responses vary considerably—some patients achieve target weight earlier, whilst others may require dose adjustments or alternative strategies.

Regular monitoring is essential throughout treatment. Your prescriber may request follow-up assessments to evaluate weight loss progress, side effect profile, and ongoing suitability for continued therapy. If weight loss plateaus or side effects become intolerable, treatment modifications can be discussed.

Long-Term Weight Maintenance

Clinical data suggest that discontinuing GLP-1 receptor agonists often results in weight regain, highlighting the importance of sustained lifestyle modification [2]. Your treatment plan should include strategies for maintaining weight loss after medication cessation, including continued dietary changes, regular physical activity, and behavioural support where appropriate.

Choosing Between Wegovy and Mounjaro at Cured Pharmacy

Your UK prescriber will recommend the most suitable treatment based on your BMI, comorbidities, treatment goals, and budget. Both medications offer significant weight loss potential when combined with lifestyle intervention, though Mounjaro demonstrates superior efficacy in clinical trials [3][4].

Cured Pharmacy provides transparent upfront pricing for both treatments, with no hidden consultation fees or subscription charges. You'll see exact costs before completing your assessment, allowing informed decision-making without financial surprises.

If you meet the BMI requirements for either medication, start your free online consultation today. Our UK clinical team will assess your eligibility and prescribe the most appropriate treatment for your individual circumstances, with discreet delivery direct to your door.

Scientific References

  1. Novo Nordisk. (2023). Wegovy 2.4 mg solution for injection in pre-filled pen: Summary of Product Characteristics. Electronic Medicines Compendium. https://www.medicines.org.uk/emc/product/13799 [accessed 13 August 2026]
  2. Wilding, J. P. H., et al. (2021). Once-Weekly Semaglutide in Adults with Overweight or Obesity. New England Journal of Medicine, 384(11), 989–1002. https://doi.org/10.1056/NEJMoa2032183 [accessed 13 August 2026]
  3. Jastreboff, A. M., et al. (2022). Tirzepatide Once Weekly for the Treatment of Obesity. New England Journal of Medicine, 387(3), 205–216. https://doi.org/10.1056/NEJMoa2206038 [accessed 13 August 2026]
  4. Frías, J. P., et al. (2021). Tirzepatide versus Semaglutide Once Weekly in Patients with Type 2 Diabetes. New England Journal of Medicine, 385(6), 503–515. https://doi.org/10.1056/NEJMoa2107519 [accessed 13 August 2026]
  5. NHS. (2026). Tirzepatide: a medicine to manage type 2 diabetes and treat obesity. https://www.nhs.uk/medicines/tirzepatide/ Accessed 13 August 2026.
  6. NHS. (2026). Overweight and obesity in adults. https://www.nhs.uk/conditions/overweight-and-obesity/ Accessed 13 August 2026.
  7. NHS England. (2026). Weight management injections. https://www.england.nhs.uk/ourwork/prevention/obesity/medicines-for-obesity/weight-management-injections/ Accessed 13 August 2026.

Information on this page is for educational purposes only and is not medical advice. All prescription treatments require clinical assessment by a UK-registered prescriber. Always consult a qualified healthcare professional before starting any new medication.

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Jane L.

"Brilliant. Lost 4 stone on mounjaro no side effects at all. Cured pharmacy are excellent. Always helpful pens sent out quickly always comes with needles and sterile wipes. If you want to go on GLP-1 go to cured pharmacy. So professional. Thank you cured pharmacy you changed my health and well being."

Ann-Marie

"I absolutely love this product, I have been using 2.5mg as maintenance dose and have managed to control my weight without any side effects and can still eat well balanced meals. The pharmacy is very efficient friendly and helpful I would not purchase from anywhere else."

Sacha W.

"So far I'm really impressed by my results it's crazy cause I'm not snacking like how I used to do and I see my face slimming down already and it's only been 2 and a half weeks. Can't wait to give my feedback in 5 months time thank you cured pharmacy."

Kimberly G.

"Mounjaro has corrected my hormonal weight gain during menopause. I am using it now to maintain that balance. The results for me have been exceptional!"

Jennifer

"Great really helps cure those nasty habits can't wait for my next mounjaro pen."

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Faq

What is the minimum BMI for Wegovy in the UK?
Wegovy requires a BMI of 30 kg/m² or above, or 27 kg/m² or above with at least one weight-related comorbidity such as type 2 diabetes or hypertension. Your UK prescriber will confirm eligibility during your online consultation.
Can I get Mounjaro with a BMI under 30?
Yes, Mounjaro can be prescribed for patients with a BMI of 27 kg/m² or higher if they have at least one weight-related health condition. Your prescriber will assess your full medical history to determine suitability.
Which is more effective for weight loss—Wegovy or Mounjaro?
Clinical trials suggest Mounjaro produces greater average weight loss (up to 22.5%) compared to Wegovy (14.9%), though individual results vary considerably. Your prescriber will recommend the most appropriate option based on your clinical profile.
Do I need to have diabetes to take Mounjaro for weight loss?
No, Mounjaro is licensed for chronic weight management in adults without diabetes who meet the BMI criteria. However, patients with type 2 diabetes may experience additional glycaemic benefits from tirzepatide therapy.
How long does it take to see results with Wegovy or Mounjaro?
Most patients begin noticing weight loss within 4-8 weeks of starting treatment, with peak effects typically occurring between 60-72 weeks of continuous use. Results depend on adherence to dosing schedules and lifestyle modifications.
Can I switch from Wegovy to Mounjaro if I'm not losing enough weight?
Yes, switching between GLP-1 medications is possible under prescriber supervision. Your UK clinician will evaluate your response to Wegovy and determine whether transitioning to Mounjaro's dual-action mechanism may offer enhanced benefits.
Are there any BMI limits that are too high for these medications?
There is no upper BMI limit for Wegovy or Mounjaro eligibility. However, patients with very high BMI may require additional medical monitoring and multidisciplinary weight management support alongside pharmacotherapy.
Will my weight come back if I stop taking Wegovy or Mounjaro?
Clinical evidence indicates that many patients experience some weight regain after discontinuing GLP-1 therapy. Maintaining weight loss requires sustained lifestyle changes including dietary modification and regular physical activity beyond medication cessation.
What are the BMI requirements for Mounjaro compared to Wegovy in the UK?
Mounjaro typically requires a BMI of 30 or above, or 27+ with weight-related health conditions, similar to Wegovy BMI requirements in the UK. Cured Pharmacy assesses both medications during your online consultation to determine which suits your needs best.
Is Mounjaro cheaper than Wegovy for the same weight loss results?
Mounjaro starts at £124.99 at Cured Pharmacy, while Wegovy starts from £69.00 for lower doses but reaches £179.00 for the 2.4mg maintenance dose. Many patients find Mounjaro offers better value long-term due to its dual-action mechanism and dosing schedule.
Can I switch from Wegovy to Mounjaro if I meet the BMI requirements?
Yes, switching from Wegovy to Mounjaro is possible if you meet the BMI criteria for both medications. Cured Pharmacy's UK-registered prescribers will review your treatment history and weight loss progress to ensure a safe transition between the two.
Does Mounjaro have different BMI requirements than Wegovy for NHS vs private prescriptions?
NHS BMI thresholds for both Wegovy and Mounjaro are typically stricter than private prescriptions, often requiring BMI 35+ with comorbidities. Cured Pharmacy offers private prescriptions with standard BMI 30+ or 27+ with health conditions, making access easier than NHS routes.
How quickly can I start Mounjaro after being rejected for Wegovy due to BMI?
If your BMI meets Mounjaro's eligibility criteria, you can complete Cured Pharmacy's online consultation today and receive next-day delivery once approved. Both medications have similar BMI requirements, so eligibility for one typically means eligibility for the other.
Tarun Kumar, Prescribing Pharmacist

Medically reviewed by

Tarun Kumar, Prescribing Pharmacist (GPhC 2233073)

Reviewed on: June 03, 2026

Last reviewed: 13 August 2026

Last updated on 13 August 2026.

Review History

Our experts continually monitor new findings in health and medicine, and we update our articles when new information becomes available.

Why this page was updated on 13 August 2026

Content checked and updated as part of our periodic review, to ensure accuracy and currentness.

Current version (13 August 2026)

Edited by: The Editorial Team

Medically reviewed by:

Tarun Kumar, GPhC No. 2233073, Prescribing Pharmacist


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