Mounjaro to Wegovy Dose Conversion UK - From £124.99

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Mounjaro to Wegovy Dose Conversion - Cheapest UK £124.99

Compare mounjaro to wegovy dose conversion at the cheapest UK price from £124.99 with £20 off code Weightlossnew.

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£145.00 From £124.99 £20 discount using discount code Weightlossnew
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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

£109 £89.00

£22.25 / Per Week

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

⭐ Future Orders at £109
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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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Mounjaro to Wegovy Dose Conversion: UK Clinical Guide

Understanding mounjaro to wegovy dose conversion is essential for patients switching between tirzepatide and semaglutide weight loss therapies. While both medications are GLP-1 receptor agonists licensed for chronic weight management in the UK, they differ in mechanism and dosing schedules, requiring careful clinical consideration. Our UK-registered pharmacists provide evidence-based guidance on equivalent dosing, timing, and what to expect during the transition, all supported by MHRA-approved prescribing information.

Understanding Mounjaro to Wegovy Dose Conversion Fundamentals

When considering mounjaro to wegovy dose conversion, it's crucial to recognise that these medications are not directly interchangeable milligram-for-milligram. Mounjaro (tirzepatide) is a dual GIP/GLP-1 receptor agonist, whilst Wegovy (semaglutide) is a selective GLP-1 receptor agonist [1]. This fundamental pharmacological difference means conversion relies on clinical equivalence rather than simple dose matching.

In clinical practice across the UK, prescribers typically restart the Wegovy titration schedule from the beginning when switching from Mounjaro, regardless of the patient's current tirzepatide dose. This approach minimises gastrointestinal side effects and allows the body to adjust to the different receptor activity profile [2]. The MHRA-approved prescribing information for both medications does not provide direct conversion tables, emphasising the need for individualised clinical assessment.

Most patients switching from Mounjaro maintenance doses (10mg or 15mg weekly) begin Wegovy at the standard 0.25mg weekly starter dose, then follow the four-week titration increments through 0.5mg, 1mg, 1.7mg, and finally 2.4mg weekly [3]. This conservative approach has been validated in UK clinical practice and ensures patient safety during the transition period, subject to prescriber approval.

Clinical Rationale Behind Mounjaro to Wegovy Dose Conversion Protocols

The mounjaro to wegovy dose conversion process reflects important pharmacokinetic differences between tirzepatide and semaglutide. Tirzepatide has a half-life of approximately 5 days, whilst semaglutide's half-life is roughly 7 days [4]. This means when discontinuing Mounjaro, therapeutic levels decline over 2-3 weeks, creating a natural washout period before Wegovy reaches steady state.

UK prescribers typically recommend a one-week gap between the last Mounjaro injection and first Wegovy dose, though some patients may transition immediately depending on individual circumstances. During this period, patients may experience a temporary reduction in appetite suppression, which normalises as Wegovy titration progresses. Clinical trials have not specifically studied direct switching protocols, so guidance is based on pharmacological principles and real-world prescribing experience.

Weight Management Continuity During Conversion

Maintaining weight loss momentum during mounjaro to wegovy dose conversion requires realistic expectations. Patients often ask whether they'll lose ground during the switch, and evidence from UK clinical practice suggests most individuals maintain their weight during the initial Wegovy titration period before resuming gradual loss as doses increase. The STEP clinical trial programme demonstrated progressive weight reduction with semaglutide dose escalation, with optimal results at the 2.4mg maintenance dose [5].

Mounjaro to Wegovy Dose Conversion Timing and Administration

Proper timing is critical when executing mounjaro to wegovy dose conversion in clinical practice. If a patient's last Mounjaro injection was administered on a Monday, most UK prescribers recommend starting Wegovy the following Monday, maintaining the same weekly injection day for consistency. This scheduling approach simplifies adherence and helps patients establish routine.

Both medications are administered subcutaneously in the abdomen, thigh, or upper arm, but pen devices differ slightly in operation. Patients transitioning from Mounjaro's KwikPen to Wegovy's FlexTouch pen should receive proper injection technique counselling from their pharmacist or prescriber. At Cured Pharmacy, our clinical team provides comprehensive administration guidance as part of the consultation process, ensuring patients feel confident with their new medication.

The complete Wegovy titration schedule spans 16-20 weeks from initiation to maintenance dose, depending on individual tolerance. During mounjaro to wegovy dose conversion, patients should monitor for side effects at each dose increase, reporting any concerns to their prescriber promptly. Common transitional symptoms include nausea, constipation, or temporary appetite changes, which typically resolve within days of each escalation [6].

Medication Active Ingredient Maintenance Dose Starting Price (UK)
Mounjaro Tirzepatide 10mg or 15mg weekly From £145.00
Wegovy Semaglutide 2.4mg weekly From £89.00
Saxenda Liraglutide 3mg daily From £68.00

Cost Considerations in Mounjaro to Wegovy Dose Conversion UK

Financial factors often influence mounjaro to wegovy dose conversion decisions in the UK private market. At Cured Pharmacy, Wegovy is available from £124.99, making it a cost-effective option compared to Mounjaro at £124.99 for many patients seeking long-term weight management solutions. These transparent prices are displayed before consultation, allowing informed treatment decisions.

When calculating total treatment costs during conversion, patients should account for the 16-20 week Wegovy titration period, during which lower doses are more economical than maintenance dosing. New patients can Save £20 off their first order with code Weightlossnew, reducing the initial financial barrier. All pricing includes UK-registered prescriber consultation, genuine MHRA-licensed medication, and discreet next-day delivery across the United Kingdom.

Value Assessment for Long-Term Weight Management

Beyond immediate mounjaro to wegovy dose conversion costs, patients should consider long-term value. Clinical trial data from the STEP programme showed average weight loss of 15% body weight at 68 weeks with semaglutide 2.4mg, whilst SURPASS trials demonstrated 15-22% weight reduction with tirzepatide depending on dose [7]. Both medications require ongoing use for sustained benefit, making cost-effectiveness an important consideration for chronic weight management, subject to continued prescriber approval.

Expected Outcomes During Mounjaro to Wegovy Dose Conversion

Patients frequently ask what to expect during mounjaro to wegovy dose conversion regarding efficacy and side effects. Clinical experience suggests most individuals who responded well to Mounjaro continue to achieve meaningful weight management with Wegovy, though the magnitude of effect may differ. The STEP 1 trial demonstrated that 86% of participants lost at least 5% body weight on semaglutide 2.4mg, compared to 31% on placebo [5].

During the conversion period, appetite suppression may fluctuate as tirzepatide levels decline and semaglutide levels gradually increase. This is physiologically normal and does not indicate treatment failure. Most patients report stabilisation of appetite control by the time they reach Wegovy 1mg weekly, with further improvement at higher doses. Gastrointestinal tolerability during mounjaro to wegovy dose conversion is generally favourable, as patients accustomed to GLP-1 effects typically adapt well to semaglutide's profile [8].

UK prescribers monitor conversion success through regular weight measurements, tolerability assessments, and metabolic parameter tracking where indicated. At Cured Pharmacy, our clinical team remains available for follow-up consultations throughout the conversion process, ensuring optimal outcomes and addressing any concerns that arise during dose escalation.

Clinical Safety in Mounjaro to Wegovy Dose Conversion Protocols

Safety considerations are paramount when implementing mounjaro to wegovy dose conversion in clinical practice. Both medications carry similar contraindications, including personal or family history of medullary thyroid carcinoma and Multiple Endocrine Neoplasia syndrome type 2 [1][2]. Patients approved for Mounjaro are typically suitable for Wegovy, but independent prescriber assessment is required before switching.

Hypoglycaemia risk during conversion is low in patients without diabetes, but those using concurrent glucose-lowering medications may require dose adjustments. UK prescribers typically review all medications during the conversion consultation, optimising the therapeutic regimen for safety. Pancreatitis, though rare, remains a consideration with both agents, and patients should be counselled to report severe abdominal pain immediately.

The mounjaro to wegovy dose conversion process at Cured Pharmacy includes comprehensive medical history review by UK-registered prescribers, ensuring all contraindications and drug interactions are identified. Our superintendent pharmacist, Tarun Kumar (GPhC 2233073), oversees clinical governance, maintaining the highest standards of patient safety throughout the switching process. All consultations are conducted in accordance with MHRA and GPhC guidelines, with genuine UK-licensed medicines dispensed exclusively.

Monitoring and Follow-Up During Conversion

Effective mounjaro to wegovy dose conversion requires structured follow-up to assess tolerability and efficacy. UK clinical guidelines recommend weight and side effect monitoring at each dose escalation, with prescriber review if concerns arise. Patients experiencing persistent nausea, vomiting, or other limiting side effects should not advance to the next Wegovy dose until symptoms resolve, ensuring the conversion process remains safe and tolerable throughout the titration schedule.

Scientific References

  1. European Medicines Agency. (2022). Mounjaro (tirzepatide) Summary of Product Characteristics. EMA.
  2. European Medicines Agency. (2021). Wegovy (semaglutide) Summary of Product Characteristics. EMA.
  3. Novo Nordisk. (2023). Wegovy prescribing information and dosing schedule. Novo Nordisk UK.
  4. Urva, S., et al. (2022). The novel dual glucose-dependent insulinotropic polypeptide and glucagon-like peptide-1 (GLP-1) receptor agonist tirzepatide transiently delays gastric emptying similarly to selective long-acting GLP-1 receptor agonists. Diabetes, Obesity and Metabolism, 24(7), 1353-1361.
  5. Wilding, J. P., et al. (2021). Once-weekly semaglutide in adults with overweight or obesity. New England Journal of Medicine, 384(11), 989-1002.
  6. Rubino, D., et al. (2021). Effect of continued weekly subcutaneous semaglutide vs placebo on weight loss maintenance in adults with overweight or obesity: The STEP 4 randomized clinical trial. JAMA, 325(14), 1414-1425.
  7. Jastreboff, A. M., et al. (2022). Tirzepatide once weekly for the treatment of obesity. New England Journal of Medicine, 387(3), 205-216.
  8. Nauck, M. A., et al. (2021). GLP-1 receptor agonists in the treatment of type 2 diabetes – state-of-the-art. Molecular Metabolism, 46, 101102.

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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Faq

Can I switch directly from Mounjaro to Wegovy without a gap?
Most UK prescribers recommend a one-week gap between your last Mounjaro injection and first Wegovy dose to allow proper pharmacological transition, though immediate switching may be appropriate in some cases subject to clinical assessment.
What is the equivalent Wegovy dose for Mounjaro 10mg?
There is no direct milligram-equivalent for mounjaro to wegovy dose conversion. Patients typically restart Wegovy at 0.25mg weekly regardless of their Mounjaro dose, then titrate up to the 2.4mg maintenance dose over 16-20 weeks.
Will I gain weight during mounjaro to wegovy dose conversion?
Most patients maintain their weight during the conversion and initial Wegovy titration period, with continued gradual weight loss resuming as doses increase toward the 2.4mg maintenance level, subject to individual response.
How long does mounjaro to wegovy dose conversion take?
The complete conversion process spans approximately 17-21 weeks, including a one-week transition period plus 16-20 weeks of Wegovy titration to reach the 2.4mg maintenance dose.
Is Wegovy as effective as Mounjaro for weight loss?
Both medications are highly effective GLP-1 therapies. Clinical trials show Mounjaro (SURPASS) achieved 15-22% weight loss whilst Wegovy (STEP) demonstrated average 15% weight loss, with individual responses varying based on multiple factors.
Do I need a new prescription for mounjaro to wegovy dose conversion?
Yes, switching from Mounjaro to Wegovy requires a new prescription following clinical assessment by a UK-registered prescriber, who will evaluate your suitability and approve the conversion protocol.
What side effects should I expect during mounjaro to wegovy dose conversion?
Common transitional effects include temporary nausea, constipation, or appetite fluctuation during the one-week gap and early Wegovy titration, typically resolving within days as your body adjusts to each new dose level.
Can I get mounjaro to wegovy dose conversion support at Cured Pharmacy?
Yes, Cured Pharmacy provides comprehensive conversion support including UK prescriber consultation, dosing guidance, and ongoing clinical follow-up throughout your switching journey, with Wegovy available from £124.99 and £20 off your first order using code Weightlossnew.
Tarun Kumar, Prescribing Pharmacist

Medically reviewed by

Tarun Kumar, Prescribing Pharmacist (GPhC 2233073)

Last reviewed: 29 July 2026