Mounjaro 5mg Single Pen UK | Start from £135.00 | Cured

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Cheapest Mounjaro 5mg Single Pen UK Online - £159.00

Get the cheapest UK price for Mounjaro 5mg at £159.00, plus save £20 off your first order with code Weightlossnew.

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Weightlossnew £20 off first order using code WEIGHTLOSSNEW

Treatment from £124.99

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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
Start Consultation
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
Start Consultation
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
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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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Cheapest Mounjaro 5mg Single Pen UK Online - Start Your Treatment Today

Published on: June 03, 2026

Wondering if you can find the cheapest mounjaro 5mg single pen uk online? At Cured Pharmacy, our UK prescribers assess each patient individually to determine the most appropriate starting dose. Mounjaro (tirzepatide) is available from £124.99 with transparent upfront pricing, free clinical consultation under 3 minutes, and discreet next-day delivery across the UK.

Can You Start Mounjaro at 5mg in the UK?

The standard Mounjaro dosing schedule recommended by the MHRA begins at 2.5mg once weekly for the first 4 weeks, serving as an initial titration period to help your body adjust to the medication [1]. This lower starting dose minimises gastrointestinal side effects whilst allowing the dual GIP/GLP-1 receptor mechanism to begin working.

Starting directly at 5mg is not typically recommended in UK clinical practice. The 2.5mg starter dose is designed to improve tolerability and reduce the likelihood of nausea, vomiting, and diarrhoea that can occur when beginning tirzepatide therapy [1]. Your prescriber will follow the licensed dose escalation pathway: 2.5mg for 4 weeks, then 5mg for at least 4 weeks, with further increases to 7.5mg, 10mg, 12.5mg, or 15mg based on your response and tolerability.

In exceptional circumstances, a UK prescriber may consider alternative dosing schedules based on your individual medical history, previous GLP-1 experience, or specific clinical factors. However, this decision must be made during your clinical assessment and documented appropriately. At Cured Pharmacy, our superintendent pharmacist Tarun Kumar and our team of UK-registered prescribers ensure all Mounjaro prescriptions follow MHRA-licensed guidance and patient safety protocols.

How Mounjaro 5mg Works for Weight Loss

The 5mg dose represents the first maintenance level after completing the 2.5mg starter period. Many patients remain on 5mg throughout their treatment journey if they achieve satisfactory weight loss and experience minimal side effects. Your UK prescriber will review your progress every 4-12 weeks and may recommend dose escalation if weight loss plateaus or additional benefit is needed, subject to tolerability.

It's important to understand that Mounjaro is not a standalone solution. Clinical trials required participants to follow a reduced-calorie diet and increased physical activity programme [2]. At Cured Pharmacy, we provide guidance on lifestyle modifications alongside your prescription to optimise treatment outcomes.

The Dual-Action Mechanism

This dual mechanism works by slowing gastric emptying, reducing appetite through central nervous system pathways, and improving insulin sensitivity. In the SURMOUNT-1 trial, patients receiving the cheapest mounjaro 5mg single pen uk online at tirzepatide 5mg achieved an average body weight reduction of 15.0% over 72 weeks, compared to 3.1% with placebo [2]. Higher maintenance doses produced even greater results, with the 15mg dose achieving average reductions of 20.9%.

This dual mechanism works by slowing gastric emptying, reducing appetite through central nervous system pathways, and improving insulin sensitivity. In the SURMOUNT-1 trial, patients receiving tirzepatide 5mg achieved an average body weight reduction of 15.0% over 72 weeks, compared to 3.1% with placebo [2]. Higher maintenance doses produced even greater results, with the 15mg dose achieving average reductions of 20.9%.

Mounjaro 5mg Side Effects and What to Expect

The most common side effects associated with Mounjaro 5mg are gastrointestinal in nature and typically occur during the first few weeks of treatment [3]. These include nausea (reported by approximately 20-30% of patients), diarrhoea, constipation, vomiting, abdominal pain, and reduced appetite. Most gastrointestinal symptoms are mild to moderate in severity and diminish over time as your body adjusts to the medication.

Starting at the recommended 2.5mg dose before escalating to 5mg significantly reduces the intensity and frequency of these side effects compared to initiating treatment at higher doses. In clinical trials, the gradual dose escalation protocol resulted in lower discontinuation rates due to adverse events [3]. If you experience persistent or severe gastrointestinal symptoms, contact your prescriber — they may recommend remaining at your current dose for an additional 4 weeks before increasing.

Serious but rare side effects include pancreatitis, gallbladder disease, hypoglycaemia (particularly if used with other diabetes medications), and allergic reactions. Mounjaro carries a boxed warning in the US regarding thyroid C-cell tumours observed in rodent studies, though this has not been confirmed in humans [1]. Your UK prescriber will assess your personal and family medical history during consultation to ensure Mounjaro is safe for you. All prescription medications dispensed by Cured Pharmacy include comprehensive patient information leaflets detailing side effects and when to seek medical attention.

Treatment Active Ingredient Injection Frequency Starting Price
Mounjaro Tirzepatide (dual GIP/GLP-1) Once weekly From £124.99
Wegovy Semaglutide (GLP-1) Once weekly From £69.00
Saxenda Liraglutide (GLP-1) Once daily From £68.00

Mounjaro vs Wegovy: Comparing 5mg Doses

Wegovy dosing begins at 0.25mg weekly and escalates over 16-20 weeks to a maintenance dose of 2.4mg. In the STEP-1 trial, patients on Wegovy 2.4mg achieved an average 14.9% body weight reduction over 68 weeks [4]. Mounjaro offers higher maximum doses (up to 15mg) for patients requiring additional weight loss beyond what 5mg provides, giving prescribers more flexibility in optimising treatment.

Cost considerations also differ between treatments. At Cured Pharmacy, Mounjaro starts from £124.99 whilst alternative options are available at competitive UK pricing. Your prescriber will recommend the most appropriate treatment based on your medical history, previous medication experience, weight loss goals, and individual response. Both medications require ongoing clinical monitoring and lifestyle modifications to achieve optimal results.

Clinical Efficacy Differences

Mounjaro is licensed in the UK for adults with a body mass index (BMI) of 30 kg/m² or greater, or 27 kg/m² or greater with at least one weight-related comorbidity such as hypertension, type 2 diabetes, or dyslipidaemia [1]. Your prescriber will calculate your BMI during assessment and verify you meet licensing criteria. Those seeking the cheapest mounjaro 5mg single pen uk online with certain medical conditions — including personal or family history of medullary thyroid carcinoma, multiple endocrine neoplasia syndrome type 2, severe gastrointestinal disease, or diabetic retinopathy — may not be suitable candidates.

Head-to-head comparison data from the SURPASS-2 trial demonstrated that tirzepatide produced superior weight loss compared to semaglutide at equivalent treatment durations [2]. Patients on Mounjaro 5mg achieved greater average weight reduction than those on Wegovy 1mg, though direct dose comparisons are complex due to different titration schedules and receptor mechanisms.

Getting Your Mounjaro 5mg Prescription Online

Mounjaro is licensed in the UK for adults with a body mass index (BMI) of 30 kg/m² or greater, or 27 kg/m² or greater with at least one weight-related comorbidity such as hypertension, type 2 diabetes, or dyslipidaemia [1]. Your prescriber will calculate your BMI during assessment and verify you meet licensing criteria. Patients with certain medical conditions — including personal or family history of medullary thyroid carcinoma, multiple endocrine neoplasia syndrome type 2, severe gastrointestinal disease, or diabetic retinopathy — may not be suitable candidates.

You'll answer detailed questions about your medical history, current medications, weight loss goals, previous weight management attempts, and any contraindications. Our UK-registered prescribers review every submission individually — there are no automatic approvals. If the cheapest mounjaro 5mg single pen uk online is clinically appropriate and safe for you, your prescription is issued electronically and sent to our GPhC-registered pharmacy for dispensing.

The Cured Pharmacy Clinical Assessment Process

All Mounjaro prescriptions in the UK require clinical assessment by a registered prescriber, whether obtained through your GP, a specialist weight management clinic, or a registered online pharmacy like Cured Pharmacy. Our streamlined consultation process takes under 3 minutes and is completed entirely online at your convenience.

You'll answer detailed questions about your medical history, current medications, weight loss goals, previous weight management attempts, and any contraindications. Our UK-registered prescribers review every submission individually — there are no automatic approvals. If Mounjaro is clinically appropriate and safe for you, your prescription is issued electronically and sent to our GPhC-registered pharmacy for dispensing.

Maximising Results with Mounjaro 5mg

Clinical trial data demonstrates that Mounjaro produces optimal weight loss outcomes when combined with a comprehensive lifestyle modification programme [2]. Participants in the SURMOUNT trials followed a reduced-calorie diet (approximately 500 kcal daily deficit) and were counselled to engage in at least 150 minutes of moderate-intensity physical activity per week.

Your 5mg dose works by reducing appetite and increasing satiety, making it easier to adhere to caloric restrictions without experiencing constant hunger. Many patients report feeling satisfied with smaller portion sizes and reduced cravings for high-calorie foods. Taking advantage of these effects by choosing nutrient-dense whole foods, prioritising protein intake, and staying well-hydrated enhances treatment efficacy and helps preserve lean muscle mass during weight loss.

Regular monitoring is essential for long-term success. Your prescriber will typically review your progress every 4-12 weeks, assessing weight loss trajectory, side effect tolerability, and whether dose escalation is appropriate. Most clinical guidelines recommend considering dose increases if weight loss is less than 5% after 12-16 weeks at a given dose, though individual factors influence this decision. At Cured Pharmacy, we support ongoing treatment with convenient prescription renewals, clinical check-ins, and access to our superintendent pharmacist Tarun Kumar and the wider pharmacy team. Weight loss achieved with Mounjaro can be maintained long-term with continued treatment and sustained lifestyle changes, as demonstrated in extension studies following trial participants beyond the initial treatment period [2].

Scientific References

  1. Electronic Medicines Compendium. (2024). Mounjaro 2.5 mg solution for injection in pre-filled pen - Summary of Product Characteristics. https://www.medicines.org.uk/emc/product/14881 [accessed 13 August 2026]
  2. 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), 205–218. https://doi.org/10.1056/NEJMoa2206038 [accessed 13 August 2026]
  3. Frias, J. P., Davies, M. J., Rosenstock, J., 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]
  4. 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]
  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. Individual results may vary. Weight loss outcomes depend on adherence to treatment, dietary modifications, and physical activity levels.

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!"

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

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Faq

Can you start Mounjaro at 5mg without taking 2.5mg first?
UK prescribers typically follow MHRA-licensed guidance recommending a 2.5mg starter dose for 4 weeks before escalating to 5mg. This gradual titration improves tolerability and reduces gastrointestinal side effects. Starting directly at 5mg is not standard clinical practice in the UK.
How much weight can you lose on Mounjaro 5mg?
In clinical trials, patients on tirzepatide 5mg achieved an average body weight reduction of 15.0% over 72 weeks when combined with diet and exercise. Individual results vary based on adherence, baseline weight, and metabolic factors. Your prescriber may recommend dose escalation if additional weight loss is needed.
Is Mounjaro 5mg available as a single pen in the UK?
Yes, Mounjaro is supplied as single-use KwikPens, with each pen containing one weekly dose. Your prescription will specify the number of pens needed based on your treatment duration. For the cheapest mounjaro 5mg single pen uk online, Cured Pharmacy offers Mounjaro from £124.99 with transparent upfront pricing before consultation.
How long do you stay on Mounjaro 5mg before increasing?
The standard protocol recommends remaining on 5mg for at least 4 weeks before considering escalation to 7.5mg. Your UK prescriber will assess your weight loss progress, side effect tolerability, and individual response to determine the optimal timing for dose increases, subject to clinical appropriateness.
What happens if I miss a Mounjaro 5mg dose?
If you miss a dose and it's within 4 days of the scheduled injection, take it as soon as you remember. If more than 4 days have passed, skip the missed dose and resume your regular weekly schedule. Never double up on doses to compensate for a missed injection.
Can I buy Mounjaro 5mg without a prescription in the UK?
No. Mounjaro is a prescription-only medication (POM) in the UK and cannot legally be supplied without a valid prescription from a UK-registered prescriber. All online pharmacies, including Cured Pharmacy, require clinical assessment before dispensing Mounjaro to ensure patient safety and compliance with MHRA regulations.
Does Mounjaro 5mg need to be refrigerated?
Yes, unused Mounjaro pens must be stored in a refrigerator at 2°C to 8°C and protected from light. Once in use, pens can be kept at room temperature (up to 30°C) for up to 21 days. Never freeze Mounjaro, and discard any pens that have been frozen.
Is Mounjaro 5mg covered by the NHS?
NHS coverage for Mounjaro varies by region and is subject to local integrated care board (ICB) formulary decisions. NICE guidance on tirzepatide for weight management influences NHS availability, though access remains limited in many areas. Private prescription through registered online pharmacies like Cured Pharmacy offers an alternative route for eligible patients.
Is the Mounjaro 5mg single pen cheaper online than at a GP?
Yes, buying the cheapest mounjaro 5mg single pen uk online at Cured Pharmacy costs £159.00, which is often more affordable than private GP clinics. Our transparent pricing includes the medication, prescriber review, and delivery, with no hidden fees or subscription lock-ins.
How do I get the cheapest Mounjaro 5mg price in the UK?
Cured Pharmacy offers the cheapest UK price for Mounjaro 5mg at £159.00 per pen. Use code Weightlossnew at checkout to save an additional £20 off your first order, bringing your total to just £139.00 for your initial pen.
Does Mounjaro price increase when I move from 5mg to higher doses?
Yes, Mounjaro prices vary by dose strength. At Cured Pharmacy, 5mg costs £159.00, while higher doses like 7.5mg are £200.00 and 10mg are £225.00. Your prescriber will recommend dose escalation based on your weight loss progress and tolerance.
Can I buy just one Mounjaro 5mg pen without a subscription?
Absolutely. Cured Pharmacy allows you to purchase a single Mounjaro 5mg pen at £159.00 with no subscription required. You have full flexibility to order as needed, making it ideal if you're trialling the treatment or managing your own schedule.
Is buying Mounjaro 5mg online from Cured Pharmacy safe and legal?
Yes, Cured Pharmacy is a fully registered UK pharmacy with GPhC-registered prescribers who assess every order. As the cheapest mounjaro 5mg single pen uk online option, all Mounjaro pens are genuine, sourced from licensed suppliers, and dispensed legally following a complete medical consultation to ensure your safety.
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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