Mounjaro Monthly Cost UK - Safe with Methotrexate

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Cheapest Mounjaro UK Price - From £124.99 Monthly

Get the cheapest UK price on Mounjaro from £124.99 per month plus £20 off your first order with code Weightlossnew.

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Woman using Cured Pharmacy online consultation for weight loss treatment

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

LIVE PRICING

Our Pricing

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
Start Consultation
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
Start Consultation
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
Start Consultation
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
Start Consultation
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
Start Consultation

Mounjaro Monthly Cost UK - Safe with Methotrexate

Published on: June 03, 2026

Understanding Mounjaro monthly cost UK safe with methotrexate is essential for patients managing both weight loss and autoimmune conditions. At Cured Pharmacy, Mounjaro (tirzepatide) starts from £124.99 per month, and our UK prescribers routinely assess patients taking methotrexate to ensure safe, effective treatment. This guide explains the safety profile, drug interactions, and transparent pricing you need to make an informed decision.

Is Mounjaro Safe to Take with Methotrexate?

Mounjaro (tirzepatide) does not have any known direct pharmacokinetic interactions with methotrexate. Methotrexate is primarily eliminated renally and through hepatic metabolism, whilst tirzepatide is metabolised via proteolytic cleavage and does not rely on cytochrome P450 enzymes [1]. This distinct metabolic pathway means the two medications can typically be prescribed together under appropriate clinical supervision.

However, patients on methotrexate often have underlying conditions such as rheumatoid arthritis, psoriasis, or inflammatory bowel disease that require individualised assessment. Your UK prescriber will review your complete medication history, liver function, renal status, and disease stability before approving Mounjaro [2]. Both medications can cause gastrointestinal side effects, so monitoring is essential to distinguish between expected tirzepatide effects (nausea, reduced appetite) and potential methotrexate-related complications.

At Cured Pharmacy, our clinical team assesses every patient individually. If you're on methotrexate, your online consultation will include specific questions about your dosing schedule, blood monitoring results, and any existing side effects to ensure Mounjaro is appropriate for your circumstances.

Mounjaro Monthly Cost UK: Transparent Pricing Breakdown

Mounjaro pricing in the UK varies by dose strength, with monthly costs reflecting your prescribed maintenance level. At Cured Pharmacy, Mounjaro starts from £124.99 per month with transparent upfront pricing before you complete your consultation. Unlike some providers, we display exact costs so you can budget confidently without hidden fees or subscription traps.

Your starting dose will typically be 2.5 mg once weekly for the first four weeks (one pen supplies one month), escalating to 5 mg, 7.5 mg, 10 mg, 12.5 mg, or the maximum 15 mg dose depending on your response and tolerability [3]. Most patients reach their maintenance dose within 16-20 weeks. Our UK prescribers determine your appropriate dose based on weight loss progress, side effect profile, and clinical goals during follow-up assessments.

Cured Pharmacy guarantees the lowest prices in the UK for genuine, MHRA-licensed Mounjaro. Every prescription includes free clinical consultation, discreet packaging, and delivery direct to your door. There are no membership fees, and you only pay for the medication you need each month.

What's Included in Your Monthly Cost

Your Mounjaro monthly cost at Cured Pharmacy covers the KwikPen injector pre-filled with four weekly doses, free online consultation with a UK prescriber, prescription review and approval, discreet home delivery, and ongoing clinical support. Follow-up consultations for dose adjustments are provided at no additional charge, ensuring continuity of care throughout your weight loss journey.

How Mounjaro Works: Dual GIP/GLP-1 Mechanism

Mounjaro contains tirzepatide, the first dual glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1) receptor agonist licensed for weight management in the UK [1]. This dual mechanism activates two complementary pathways that regulate appetite, slow gastric emptying, and improve insulin sensitivity more effectively than single-pathway treatments.

In the landmark SURMOUNT-1 trial, patients taking the 15 mg maintenance dose achieved an average body weight reduction of 22.5% over 72 weeks, significantly outperforming placebo and historical comparisons with semaglutide-based therapies [3]. The dual agonist approach appears to produce greater satiety and metabolic benefits, though individual results vary based on adherence, lifestyle factors, and baseline characteristics.

For patients on methotrexate managing conditions like rheumatoid arthritis or psoriasis, achieving and maintaining a healthy weight can reduce inflammatory burden, improve joint mobility, and enhance overall disease control [4]. Mounjaro's once-weekly injection schedule also offers convenience for patients already managing complex medication regimens.

Expected Timeline and Results

Most patients begin noticing appetite suppression within the first week of Mounjaro treatment, with measurable weight loss typically evident by week four. Optimal results occur during the maintenance phase (months 4-12), when you've reached your target dose and established sustainable eating patterns. Clinical trials showed continued weight loss through 72 weeks, with many patients maintaining reductions beyond that timeframe when treatment continued [3].

Treatment Active Ingredient Administration Starting Price
Mounjaro Tirzepatide Once weekly injection From £124.99
Wegovy Semaglutide Once weekly injection From £69.00
Saxenda Liraglutide Daily injection From £68.00
Orlistat Orlistat Three times daily capsule From £32.00
Xenical Orlistat Three times daily capsule From £32.00

Managing Side Effects: Mounjaro and Methotrexate Considerations

The most common Mounjaro side effects include nausea (affecting up to 30% of patients), diarrhoea, reduced appetite, vomiting, and constipation, particularly during dose escalation [3]. These gastrointestinal effects are usually mild to moderate and diminish as your body adjusts. For patients on methotrexate, distinguishing between tirzepatide-related nausea and methotrexate-associated symptoms is important for appropriate management.

Methotrexate itself commonly causes nausea, fatigue, and gastrointestinal upset, especially in the 24-48 hours following your weekly dose. If you're starting Mounjaro whilst on established methotrexate therapy, consider timing your tirzepatide injection on a different day of the week to help identify which medication might be contributing to any side effects. Your UK prescriber can provide specific guidance based on your methotrexate dosing schedule.

Both medications require monitoring, though for different reasons. Methotrexate necessitates regular blood tests to assess liver function, renal function, and blood counts. Mounjaro doesn't typically require routine blood monitoring unless you have diabetes or other comorbidities, but your prescriber may recommend periodic checks to assess metabolic parameters and ensure treatment safety [2].

When to Contact Your Prescriber

Seek immediate medical advice if you experience severe abdominal pain, persistent vomiting preventing fluid intake, signs of pancreatitis, visual changes, or symptoms of thyroid nodules (neck lump, difficulty swallowing, persistent hoarseness). For patients on methotrexate, also report any new mouth ulcers, unusual bruising, severe fatigue, or signs of infection, as these may indicate methotrexate toxicity requiring urgent assessment [4].

Alternative Weight Loss Treatments at Cured Pharmacy

Whilst Mounjaro offers the highest average weight loss in clinical trials, other licensed treatments may be more suitable depending on your medical history, budget, and treatment goals. Cured Pharmacy offers a comprehensive range of MHRA-approved weight loss medications, all requiring clinical assessment by our UK prescribers.

Wegovy (semaglutide) is a once-weekly GLP-1 receptor agonist that demonstrated average weight loss of 14.9% over 68 weeks in the STEP-1 trial [5]. It works through a single pathway compared to Mounjaro's dual mechanism but remains highly effective and may be preferred for patients with specific contraindications or cost considerations. Saxenda (liraglutide) offers a daily injection option for patients who prefer more frequent, lower-dose administration.

For patients seeking non-injectable options, Orlistat and its branded versions (Xenical, Alli, Orlos) work by blocking fat absorption in the digestive system. These medications suit patients who prefer oral treatment or have contraindications to GLP-1 therapies. Your UK prescriber will discuss all suitable options during your consultation, considering your methotrexate therapy and overall health profile.

Starting Mounjaro with Cured Pharmacy: What to Expect

Beginning your Mounjaro treatment at Cured Pharmacy is straightforward and designed for patients managing complex medication regimens. Start by completing our free online consultation, which takes under three minutes and includes specific questions about your current medications, including methotrexate dose, frequency, and monitoring schedule. Be prepared to provide information about your prescribing specialist, recent blood test results, and any side effects you experience.

Our UK-registered prescribers review every consultation individually, typically within 24 hours. For patients on methotrexate, we may request additional information about your underlying condition, disease stability, and recent liver function tests to ensure safe prescribing. Once approved, your Mounjaro prescription is dispensed from our GPhC-registered pharmacy and delivered discreetly to your home, usually within 1-3 working days.

Your first Mounjaro pen will be the 2.5 mg starter dose, containing four weekly injections. We provide comprehensive injection technique guidance, storage instructions, and advice on managing potential side effects. Follow-up consultations for dose escalation are included at no extra cost, allowing your prescriber to adjust your treatment based on your progress and tolerability. Throughout your treatment, our clinical team remains available for questions about Mounjaro and its compatibility with your methotrexate therapy.

Scientific References

  1. Jastreboff, A. M., Aronne, L. J., Ahmad, N. N., 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]
  2. Medicines and Healthcare products Regulatory Agency. (2023). Mounjaro 2.5 mg solution for injection in pre-filled pen: Summary of Product Characteristics. MHRA. Retrieved from https://www.gov.uk/government/organisations/medicines-and-healthcare-products-regulatory-agency [accessed 13 August 2026]
  3. Garvey, W. T., Batterham, R. L., Bhatta, M., et al. (2023). Two-year effects of tirzepatide on glycemic control and body weight in participants with type 2 diabetes mellitus and obesity: SURPASS-4 extension study. Diabetes, Obesity and Metabolism, 25(4), 1156–1165. https://doi.org/10.1111/dom.14967 [accessed 13 August 2026]
  4. Versini, M., Jeandel, P. Y., Rosenthal, E., & Shoenfeld, Y. (2014). Obesity in autoimmune diseases: Not a passive bystander. Autoimmunity Reviews, 13(9), 981–1000. https://doi.org/10.1016/j.autrev.2014.07.001 [accessed 13 August 2026]
  5. Wilding, J. P. H., Batterham, R. L., Calanna, S., 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]
  6. NHS. (2026). Tirzepatide: a medicine to manage type 2 diabetes and treat obesity. https://www.nhs.uk/medicines/tirzepatide/ Accessed 13 August 2026.
  7. NHS. (2026). Overweight and obesity in adults. https://www.nhs.uk/conditions/overweight-and-obesity/ Accessed 13 August 2026.
  8. 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, particularly if you are taking methotrexate or other immunosuppressive therapies. Individual results may vary.

Trusted by thousands

Real people, real results

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

Can I take Mounjaro if I'm on methotrexate for rheumatoid arthritis?
Yes, Mounjaro can typically be prescribed alongside methotrexate as there are no direct drug interactions between tirzepatide and methotrexate. Your UK prescriber will assess your individual circumstances, including disease control and current side effects, to ensure safe treatment.
What is the monthly cost of Mounjaro in the UK?
Mounjaro monthly cost UK starts from £124.99 at Cured Pharmacy, depending on your prescribed dose. This includes the medication, free clinical consultation, prescription review, and discreet home delivery with no hidden fees.
Will Mounjaro affect my methotrexate blood test results?
Mounjaro does not directly interfere with standard methotrexate monitoring blood tests (liver function, renal function, full blood count). However, significant weight loss may affect some metabolic markers, which your rheumatologist should be aware of when interpreting results.
How do I manage nausea if I'm taking both Mounjaro and methotrexate?
Consider scheduling your Mounjaro injection on a different day from your methotrexate dose to help identify the source of nausea. Anti-nausea strategies include eating smaller meals, avoiding high-fat foods, staying hydrated, and taking methotrexate with folic acid as prescribed.
Do I need to tell my rheumatologist I'm starting Mounjaro?
Yes, you should inform your rheumatologist or specialist about any new medications, including Mounjaro. This ensures coordinated care and allows them to monitor for any changes in your condition or methotrexate requirements as you lose weight.
Is Mounjaro safe with methotrexate for psoriasis?
Mounjaro is generally safe for patients taking methotrexate for psoriasis, with no direct drug interactions. Weight loss may actually improve psoriasis symptoms, as obesity is associated with increased inflammation and reduced treatment response.
Can I get Mounjaro without a prescription in the UK?
No, Mounjaro is a prescription-only medication in the UK and requires clinical assessment by a UK-registered prescriber. Cured Pharmacy provides free online consultations, typically completed in under three minutes, to ensure safe and appropriate prescribing.
What happens if I miss a Mounjaro dose whilst on methotrexate?
If you miss a Mounjaro dose, take it as soon as you remember if it's within four days. If more than four days have passed, skip the missed dose and resume your regular schedule. Continue your methotrexate as prescribed without interruption.
What is the monthly cost of Mounjaro in the UK at Cured Pharmacy?
The monthly cost of Mounjaro at Cured Pharmacy starts from £124.99 for the 2.5mg starter dose, with prices increasing as you progress through higher doses. You can save £20 off your first order using code Weightlossnew, making it one of the most affordable options in the UK.
Is Mounjaro safe to take with methotrexate for weight loss?
Mounjaro and methotrexate can generally be used together, but it's essential to disclose all medications during your online consultation at Cured Pharmacy. Our UK-registered prescribers will review your full medication list, including methotrexate, to ensure Mounjaro is safe and appropriate for you.
Can I use Mounjaro if I'm on methotrexate for rheumatoid arthritis or psoriasis?
Yes, many patients taking methotrexate for conditions like rheumatoid arthritis or psoriasis can safely use Mounjaro for weight management. Cured Pharmacy's prescribers will assess your individual health profile and methotrexate dosage to confirm there are no contraindications before approving your Mounjaro prescription.
How much does Mounjaro cost per month compared to other UK pharmacies?
Cured Pharmacy offers Mounjaro from £124.99 per month for the 2.5mg dose, which is highly competitive across UK pharmacies. With an additional £20 off your first order using code Weightlossnew, you get exceptional value with full prescriber support included.
Does the monthly cost of Mounjaro increase as I move up doses?
Yes, the monthly cost of Mounjaro increases with higher doses: 2.5mg costs £124.99, 5mg is £159.00, 7.5mg is £200.00, and doses continue up to 15mg at £267.00. Cured Pharmacy provides transparent pricing at every stage, so you'll always know your monthly cost in advance.
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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