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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
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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

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Mounjaro 5mg Single Pen: Your Complete UK Treatment Guide

Published on: June 03, 2026

When you buy Mounjaro 5mg single pen UK online, you're accessing the most advanced weight loss treatment licensed by the MHRA. For the cheapest buy Mounjaro 5mg single pen UK online, Cured Pharmacy provides genuine UK-licensed Mounjaro pens at £124.99, supported by free clinical consultations with UK prescribers and discreet next-day delivery across the United Kingdom.

How Mounjaro 5mg Works for Weight Loss

Mounjaro contains tirzepatide, the first dual GIP/GLP-1 receptor agonist licensed for weight management in the UK [1]. The 5mg dose serves as the initial maintenance strength after the 2.5mg starter dose, helping your body adjust to the medication's appetite-regulating effects whilst minimising side effects. Unlike single-pathway treatments such as semaglutide, tirzepatide activates both glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1) receptors simultaneously.

This dual mechanism produces more pronounced weight reduction than GLP-1-only medications. In the SURMOUNT-1 trial, participants taking tirzepatide 5mg achieved an average 15.0% body weight reduction over 72 weeks, compared to 2.4% with placebo [1]. The medication works by slowing gastric emptying, reducing appetite signals to the brain, and improving insulin sensitivity — all critical factors in sustainable weight management.

Importantly, 85% of participants on tirzepatide 5mg achieved at least 5% weight loss — the clinical threshold associated with meaningful health improvements — compared to just 35% in the placebo group [1]. Additionally, 50% of the 5mg cohort lost 15% or more of their body weight, a magnitude previously only achievable through bariatric surgery. The trial also demonstrated improvements in cardiometabolic markers including blood pressure, lipid profiles, and inflammatory markers. Those seeking the cheapest buy Mounjaro 5mg single pen UK online can access these results through Cured Pharmacy.

Clinical Evidence: SURMOUNT and SURPASS Trials

The SURMOUNT-1 trial enrolled 2,539 adults with obesity or overweight plus weight-related comorbidities, excluding those with diabetes [1]. At 72 weeks, participants receiving tirzepatide 5mg lost an average 15.0% of their baseline body weight, whilst those on the 10mg dose achieved 19.5% reduction and the 15mg cohort reached 20.9% [1]. These results significantly exceeded the 3.1% weight loss observed with placebo.

Importantly, 85% of participants on tirzepatide 5mg achieved at least 5% weight loss — the clinical threshold associated with meaningful health improvements — compared to just 35% in the placebo group [1]. Additionally, 50% of the 5mg cohort lost 15% or more of their body weight, a magnitude previously only achievable through bariatric surgery. The trial also demonstrated improvements in cardiometabolic markers including blood pressure, lipid profiles, and inflammatory markers.

The SURPASS clinical programme, which evaluated tirzepatide in type 2 diabetes populations, provided further evidence of efficacy. SURPASS-2 directly compared tirzepatide against semaglutide 1mg, showing superior HbA1c reduction and weight loss across all tirzepatide doses [2]. These head-to-head results have positioned tirzepatide as the most effective pharmacological option currently available for weight management in the UK.

Real-World Effectiveness

Beyond controlled trial environments, UK prescribers report consistent patient outcomes with Mounjaro 5mg in clinical practice. The medication's once-weekly administration improves adherence compared to daily injection regimens, whilst the gradual dose escalation protocol minimises treatment discontinuation due to side effects. As Superintendent Pharmacist Tarun Kumar (GPhC 2233073) notes, patients who complete the full titration schedule and maintain lifestyle modifications typically achieve weight loss aligned with trial data, subject to individual variation.

Mounjaro 5mg vs Other Weight Loss Treatments

When comparing weight loss medications available through UK pharmacies, understanding the mechanistic and practical differences helps inform treatment selection. Mounjaro's dual receptor agonism distinguishes it from earlier GLP-1 therapies, whilst oral medications like orlistat work through entirely different pathways.

Wegovy contains semaglutide, a GLP-1-only receptor agonist that demonstrated 14.9% average weight loss at the 2.4mg dose in the STEP-1 trial [3]. Whilst highly effective, this represents approximately 5 percentage points less weight reduction than Mounjaro 5mg achieved in head-to-head comparisons. Saxenda uses liraglutide, an earlier-generation GLP-1 medication requiring daily injections, with average weight loss of 8.0% in clinical trials [4].

Orlistat-based treatments work by blocking dietary fat absorption rather than affecting appetite hormones. Clinical trials show average weight loss of 3-5% with orlistat, significantly less than injectable GLP-1 therapies but with a different side effect profile [5]. The choice between these options depends on your medical history, weight loss goals, injection preference, and cost considerations — factors your UK prescriber will assess during consultation.

Choosing Your Treatment Pathway

Administration involves subcutaneous injection into the abdomen, thigh, or upper arm once weekly, on the same day each week. The KwikPen device features an automatic needle insertion mechanism and dose counter, making self-administration straightforward even for injection-naive patients. After removing the pen from refrigeration, allow it to reach room temperature for 30 minutes before injecting. Rotate injection sites weekly to prevent lipohypertrophy. For the cheapest buy Mounjaro 5mg single pen UK online with full support, Cured Pharmacy's clinical team is available throughout your treatment.

Treatment Active Ingredient Administration Starting Price
Mounjaro 5mg Pen 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 oral From £32.00
Xenical Orlistat 120mg Three times daily oral From £32.00

Dosing Schedule and Pen Administration

The Mounjaro 5mg single pen contains four weekly doses of 5mg tirzepatide in a pre-filled KwikPen device. Standard UK prescribing protocols begin with 2.5mg weekly for four weeks, then escalate to 5mg weekly for at least four weeks before considering further dose increases [6]. This gradual titration minimises gastrointestinal side effects whilst allowing your body to adapt to the medication's metabolic effects.

Administration involves subcutaneous injection into the abdomen, thigh, or upper arm once weekly, on the same day each week. The KwikPen device features an automatic needle insertion mechanism and dose counter, making self-administration straightforward even for injection-naive patients. After removing the pen from refrigeration, allow it to reach room temperature for 30 minutes before injecting. Rotate injection sites weekly to prevent lipohypertrophy.

If you miss a dose and fewer than four days have passed, inject as soon as you remember and continue your regular schedule. If more than four days have elapsed, skip the missed dose and resume with your next scheduled injection. Never double doses to compensate for missed administrations. Your prescriber will provide detailed injection technique instructions, and Cured Pharmacy's clinical team remains available for administration queries throughout your treatment.

Side Effects and Safety Considerations

The most common side effects of Mounjaro 5mg are gastrointestinal, including nausea (reported by 25-30% of trial participants), diarrhoea, constipation, vomiting, and abdominal discomfort [1]. These effects typically emerge during dose escalation and diminish over 4-8 weeks as your body adapts. Starting at 2.5mg and gradually increasing to 5mg significantly reduces the severity and duration of these symptoms.

Purchasing the cheapest buy Mounjaro 5mg single pen UK online through Cured Pharmacy begins with a free online clinical consultation taking under three minutes to complete. You'll provide medical history details including current medications, previous weight loss attempts, and relevant health conditions. A UK-registered prescriber reviews your assessment within hours, and if clinically appropriate, issues a prescription processed by our GPhC-registered pharmacy (registration number 9012511).

During your clinical assessment, your UK prescriber will review your full medical history to identify contraindications. Mounjaro is not suitable during pregnancy or breastfeeding, and women of childbearing potential should use effective contraception during treatment. If you experience severe abdominal pain, persistent vomiting, or signs of allergic reaction, discontinue use and seek immediate medical attention. All side effects should be reported to your prescriber and can be logged via the MHRA Yellow Card Scheme.

Managing Common Side Effects

To minimise nausea, eat smaller, more frequent meals and avoid high-fat foods during the first weeks of treatment. Stay well-hydrated, particularly if experiencing diarrhoea or vomiting. Anti-nausea medications such as domperidone may be prescribed if symptoms persist beyond the initial adaptation period. Most patients find gastrointestinal effects resolve substantially by week 8 at the 5mg dose, allowing comfortable continuation of therapy.

Ordering Cheapest Buy Mounjaro 5mg Single Pen UK Online from Cured Pharmacy

Purchasing Mounjaro through Cured Pharmacy begins with a free online clinical consultation taking under three minutes to complete. You'll provide medical history details including current medications, previous weight loss attempts, and relevant health conditions. A UK-registered prescriber reviews your assessment within hours, and if clinically appropriate, issues a prescription processed by our GPhC-registered pharmacy (registration number 9012511).

We guarantee the lowest prices in the UK for genuine, MHRA-licensed medications. The Mounjaro 5mg single pen is priced at £124.99, with transparent costs displayed before you begin your consultation — no hidden fees or surprise charges at checkout. All medications are sourced directly from UK-licensed wholesalers and stored in temperature-controlled facilities meeting MHRA standards.

Orders placed before 3pm Monday to Friday are dispatched the same day via Royal Mail Tracked 24 service in discreet, unmarked packaging. Your medication arrives with full patient information leaflets, injection technique guides, and access to our clinical support team. Repeat prescriptions can be scheduled through your online account, with automatic reminders ensuring you never miss a dose. As a UK-registered pharmacy under the supervision of Superintendent Pharmacist Tarun Kumar (GPhC 2233073), we maintain the highest standards of pharmaceutical care and regulatory compliance.

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. Frías, J. P., Davies, M. J., Rosenstock, J., et al. (2021). Tirzepatide versus Semaglutide Once Weekly in Patients with Type 2 Diabetes (SURPASS-2). New England Journal of Medicine, 385(6), 503–515. https://doi.org/10.1056/NEJMoa2107519 [accessed 13 August 2026]
  3. 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]
  4. Pi-Sunyer, X., Astrup, A., Fujioka, K., et al. (2015). A Randomized, Controlled Trial of 3.0 mg of Liraglutide in Weight Management. New England Journal of Medicine, 373(1), 11–22. https://doi.org/10.1056/NEJMoa1411892 [accessed 13 August 2026]
  5. Yanovski, S. Z., & Yanovski, J. A. (2014). Long-term Drug Treatment for Obesity: A Systematic and Clinical Review. JAMA, 311(1), 74–86. https://doi.org/10.1001/jama.2013.281361 [accessed 13 August 2026]
  6. Electronic Medicines Compendium. (2023). Mounjaro 5 mg solution for injection in pre-filled pen – Summary of Product Characteristics. Medicines.org.uk. Retrieved from https://www.medicines.org.uk/emc/product/14270 [accessed 13 August 2026]
  7. NHS. (2026). Tirzepatide: a medicine to manage type 2 diabetes and treat obesity. https://www.nhs.uk/medicines/tirzepatide/ Accessed 13 August 2026.
  8. NHS. (2026). Overweight and obesity in adults. https://www.nhs.uk/conditions/overweight-and-obesity/ Accessed 13 August 2026.
  9. 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. Individual results may vary and are not guaranteed.

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"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."

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Faq

How much does Mounjaro 5mg single pen cost in the UK?
For the cheapest buy Mounjaro 5mg single pen UK online, Cured Pharmacy prices it at £124.99 — the lowest guaranteed price for genuine UK-licensed medication. This includes free clinical consultation with a UK prescriber and discreet next-day delivery.
Can I buy Mounjaro 5mg single pen online without seeing a doctor?
No. Mounjaro is a prescription-only medication in the UK and requires clinical assessment by a UK-registered prescriber. Cured Pharmacy provides a free online consultation as part of every order, typically completed in under three minutes.
How long does one Mounjaro 5mg single pen last?
Each Mounjaro 5mg single pen contains four weekly doses, providing one month of treatment. You'll inject 5mg once weekly on the same day each week until the pen is empty, then begin a new pen.
What's the difference between Mounjaro 5mg and higher doses?
The 5mg dose is the first maintenance strength after the 2.5mg starter dose. Clinical trials show 15.0% average weight loss with 5mg, whilst 10mg achieves 19.5% and 15mg reaches 20.9%. Your prescriber determines appropriate dose escalation based on your response and tolerability.
Is Mounjaro 5mg better than Wegovy for weight loss?
Clinical trials demonstrate Mounjaro (tirzepatide) produces greater average weight loss than Wegovy (semaglutide) — 15.0% versus 14.9% at comparable doses, with head-to-head studies showing tirzepatide's superiority. However, individual response varies and your prescriber will recommend the most suitable option.
How do I store my Mounjaro 5mg pen?
Store unused Mounjaro pens in the refrigerator at 2-8°C until first use. Once in use, the pen may be kept at room temperature (below 30°C) for up to 21 days. Never freeze Mounjaro, and protect from direct sunlight.
Will I need to stay on Mounjaro 5mg permanently?
Treatment duration varies by individual. Many patients escalate to higher doses (10mg or 15mg) after at least four weeks at 5mg if additional weight loss is needed and the medication is well-tolerated. Your prescriber will review progress regularly and adjust your treatment plan accordingly.
Can I buy Mounjaro 5mg single pen if I have type 2 diabetes?
Yes, subject to prescriber approval. Mounjaro is licensed in the UK for both weight management and type 2 diabetes treatment. Your clinical assessment will evaluate current diabetes medications, as dose adjustments may be necessary to prevent hypoglycaemia when starting Mounjaro.
How do I buy Mounjaro 5mg single pen UK online safely?
To buy Mounjaro 5mg single pen UK online safely, choose a registered UK pharmacy like Cured Pharmacy that requires a prescriber consultation. Our UK-registered clinicians review your medical history before approving your order, ensuring safe and legal supply.
Is the Mounjaro 5mg single pen cheaper online than from my GP?
Yes, the cheapest buy Mounjaro 5mg single pen UK online from Cured Pharmacy is often cheaper and faster than obtaining it through your GP, especially as NHS prescription availability is limited. Our price of £159.00 includes prescriber consultation and next day delivery options.
Can I buy Mounjaro 5mg single pen without a subscription?
Yes, at Cured Pharmacy you can buy Mounjaro 5mg as a single pen without committing to a subscription. This gives you flexibility to order only what you need, though subscription options are available if you prefer automatic monthly delivery.
Does the price change when I move from 2.5mg to 5mg Mounjaro?
Yes, Mounjaro pricing increases with each dose strength as you progress through your treatment plan. At Cured Pharmacy, 2.5mg starts at £124.99 while 5mg is £159.00, reflecting the higher medication dosage required.
How quickly can I receive my Mounjaro 5mg single pen order?
Once your consultation is approved by our UK prescriber, Cured Pharmacy offers next day delivery options for your Mounjaro 5mg single pen. Orders are dispatched discreetly from our UK pharmacy with tracked delivery for your peace of mind.
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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