Buy Needles for Mounjaro Pen UK | Cured Pharmacy

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Cheapest Needles for Mounjaro - UK Price £124.99

Get Mounjaro pen needles at the cheapest UK price from £124.99 plus £20 off your first order with code Weightlossnew.

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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

⭐ Future Orders at £199.00
Start Consultation

Complete Guide to Mounjaro Pen Needles in the UK

Published on: June 03, 2026

If you need to buy needles for Mounjaro pen UK, understanding the correct needle specifications is essential for safe, effective administration. Cured Pharmacy provides expert guidance on compatible needle types, proper injection technique, and access to genuine Mounjaro (tirzepatide) prescriptions through our UK-registered clinical team.

Understanding Mounjaro Pen Needle Requirements

The Mounjaro KwikPen requires single-use pen needles that attach to the pen device for subcutaneous injection. Unlike pre-filled single-dose syringes, the KwikPen is a multi-dose device that delivers precise tirzepatide doses through replaceable needles [1]. Each injection requires a fresh, sterile needle to maintain medication sterility and prevent injection site complications.

Mounjaro pen needles must meet specific compatibility standards. The pen uses a standard screw-thread connection compatible with most major pen needle brands available in UK pharmacies. Superintendent Pharmacist Tarun Kumar (GPhC 2233073) advises that patients should never reuse needles, as this increases infection risk and can damage the pen mechanism, affecting dose accuracy [2].

The MHRA-approved Mounjaro patient information leaflet specifies that needles are not included with the pen device and must be purchased separately. This allows patients and prescribers to select the most appropriate needle length and gauge based on individual body composition and injection site preferences.

Pen needles are measured by two specifications: gauge (diameter) and length. For subcutaneous tirzepatide injection, clinical guidance recommends needles between 4mm and 8mm in length, with gauges typically ranging from 31G to 32G [3]. Thinner gauges (higher numbers) generally cause less discomfort during injection.

Most UK patients find 4mm or 5mm needles optimal for Mounjaro administration. These shorter lengths reliably deliver medication into subcutaneous tissue without reaching muscle, which is crucial for proper absorption. The 32G gauge provides an excellent balance between comfort and structural integrity during injection [3].

Patients with higher body mass index may benefit from 6mm or 8mm needles to ensure consistent subcutaneous delivery. Your prescriber will provide personalised recommendations during your clinical assessment. At Cured Pharmacy, our consultation process includes injection technique guidance tailored to your prescribed treatment.

Needle Gauge and Comfort Considerations

The gauge number indicates needle diameter — higher numbers mean thinner needles. A 32G needle is thinner than a 31G, typically resulting in less injection site discomfort. Clinical studies show that needle gauge has minimal impact on medication absorption rates, so comfort can be prioritised without compromising treatment efficacy [4].

How to Attach and Use Needles with Mounjaro Pen

Proper needle attachment is essential for safe Mounjaro administration. Before each injection, wash your hands thoroughly and inspect the pen to ensure the medication solution is clear and colourless. Remove the pen cap and check that the dose counter shows the correct amount prescribed by your UK clinician.

To attach the needle, remove the protective seal from a new pen needle and screw it straight onto the pen thread until firmly secured. Remove both the outer and inner needle caps, keeping the outer cap for safe disposal after injection. Never touch the needle itself, as this compromises sterility and increases infection risk.

After attaching the needle, perform a safety test as described in the Mounjaro patient leaflet. This involves dialling to a small test dose and pressing the injection button while holding the pen with the needle pointing upward. A droplet should appear at the needle tip, confirming proper function. If no droplet appears, repeat the process with a new needle.

Injection Technique for Optimal Absorption

Select an injection site on your abdomen, thigh, or upper arm, rotating sites weekly to prevent lipohypertrophy (tissue thickening that impairs absorption). Pinch the skin gently, insert the needle at a 90-degree angle, and press the injection button fully. Hold the pen in place for 10 seconds after the dose counter returns to zero to ensure complete medication delivery [1].

Treatment Active Ingredient Injection Frequency Starting Price
Mounjaro KwikPen Tirzepatide Once weekly From £124.99
Wegovy Semaglutide Once weekly From £69.00
Saxenda Liraglutide Daily From £68.00

Where to Buy Compatible Mounjaro Pen Needles UK

Pen needles compatible with Mounjaro are available from UK pharmacies, both in-store and online. Major brands include NovoFine, BD Micro-Fine, and GlucoRx FinePoint, all of which use the universal pen needle connection standard. These needles do not require a prescription and can be purchased separately from your Mounjaro medication.

When purchasing needles online, ensure you're buying from a registered UK pharmacy to guarantee product authenticity and sterility. Cured Pharmacy (GPhC 9012511) provides guidance on sourcing compatible supplies as part of our comprehensive weight management service. Our clinical team can recommend specific needle specifications during your free consultation.

Needle prices vary based on brand, quantity, and specifications, but typically range from competitive rates for boxes of 100. Buying in larger quantities often reduces per-needle cost. Always check expiry dates and ensure packaging is intact before use.

Mounjaro Pen vs Other Weight Loss Injection Systems

Understanding needle requirements across different GLP-1 treatments helps patients compare options. Mounjaro uses a reusable pen with replaceable needles, similar to other tirzepatide delivery systems. This differs from some pre-filled, single-use devices that have integrated needles.

Wegovy and Saxenda also use pen systems requiring separate needles with the same universal connection standard. The needle specifications recommended for Mounjaro — 4mm to 8mm length, 31G to 32G gauge — apply equally to these semaglutide and liraglutide treatments. Patients switching between therapies can typically continue using the same needle type [2].

The advantage of the separate needle system is customisation. Patients can select needle length and gauge based on personal comfort and injection site, rather than being limited to a manufacturer's predetermined specification. This flexibility improves treatment adherence, particularly for patients who experience injection anxiety.

Comparing Injection Frequency Requirements

Mounjaro requires once-weekly injection, meaning patients need approximately 52 needles annually for ongoing treatment. Daily injection therapies require significantly more needles — around 365 per year. This frequency difference impacts both convenience and supply costs, factors worth considering during treatment selection with your UK prescriber.

Safe Needle Disposal and Storage Practices

Proper sharps disposal is a legal and safety requirement in the UK. After each Mounjaro injection, immediately place the used needle into an approved sharps container. Never recap needles, as this increases needlestick injury risk. Sharps containers are available from pharmacies and should be sealed and returned according to local council guidelines when three-quarters full [4].

Store unused needles in their original packaging in a cool, dry location away from direct sunlight. Keep needles out of reach of children and pets. Check expiry dates before use — expired needles may have compromised sterility even if packaging appears intact.

Your local pharmacy or GP surgery can provide information about sharps disposal services in your area. Some councils offer collection schemes, while others require drop-off at designated points. Never dispose of needles in household waste or recycling bins, as this poses serious injury risk to waste handlers. At Cured Pharmacy, we provide comprehensive guidance on all aspects of safe injection practice as part of our duty of care to patients.

Scientific References

  1. 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]
  2. Medicines and Healthcare products Regulatory Agency. (2023). Mounjaro 2.5 mg solution for injection in pre-filled pen: Summary of Product Characteristics. MHRA. https://products.mhra.gov.uk/ [accessed 13 August 2026]
  3. Hirsch, L. J., et al. (2012). Comparative glycemic control, safety and patient ratings for a new 4 mm × 32G insulin pen needle in adults with diabetes. Current Medical Research and Opinion, 28(8), 1363–1375. https://doi.org/10.1185/03007995.2012.707117 [accessed 13 August 2026]
  4. National Institute for Health and Care Excellence. (2022). Type 2 diabetes in adults: management (NG28). NICE. https://www.nice.org.uk/guidance/ng28 [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. Pen needles should be used according to manufacturer instructions and disposed of safely in approved sharps containers.

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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 size needles do I need for Mounjaro pen UK?
Mounjaro pens work with standard pen needles between 4mm and 8mm in length, with 31G to 32G gauge recommended. Most UK patients find 4mm or 5mm needles optimal for comfortable subcutaneous injection.
Do I need a prescription to buy needles for Mounjaro pen UK?
No, pen needles do not require a prescription in the UK and can be purchased from pharmacies. However, Mounjaro medication itself is prescription-only and requires clinical assessment by a UK prescriber.
Can I reuse Mounjaro pen needles?
No, pen needles must never be reused. Each Mounjaro injection requires a fresh, sterile needle to prevent infection, maintain medication sterility, and ensure accurate dosing.
Where can I buy needles for Mounjaro pen UK online?
Compatible pen needles are available from registered UK pharmacies online and in-store. Ensure you purchase from GPhC-registered sources to guarantee product authenticity and sterility standards.
Are Mounjaro needles the same as insulin pen needles?
Yes, Mounjaro uses the standard universal pen needle connection compatible with most insulin pen needles. Brands like NovoFine, BD Micro-Fine, and GlucoRx FinePoint work with the Mounjaro KwikPen system.
How many needles do I need for Mounjaro treatment?
Mounjaro requires one injection weekly, so you'll need approximately 52 needles per year for ongoing treatment. Purchasing needles in larger quantities often reduces per-unit cost.
What do I do with used Mounjaro needles?
Place used needles immediately into an approved sharps container, available from UK pharmacies. When three-quarters full, seal the container and dispose according to your local council's sharps disposal guidelines.
Can I get Mounjaro and needles together from Cured Pharmacy?
Cured Pharmacy provides Mounjaro prescriptions from £124.99 following clinical assessment by UK prescribers. Our team offers guidance on sourcing compatible needles and proper injection technique as part of comprehensive treatment support.
What needles do I need to buy for my Mounjaro pen in the UK?
Mounjaro pens require 4mm or 6mm pen needles compatible with standard injection pens. Cured Pharmacy provides guidance on the correct needle type when you purchase Mounjaro, ensuring safe and effective administration.
Are needles included when I buy Mounjaro from Cured Pharmacy?
Needles are typically supplied separately from Mounjaro pens in the UK. Cured Pharmacy can advise on sourcing compatible needles when you order your Mounjaro prescription online.
How much do Mounjaro pen needles cost in the UK?
Pen needles for Mounjaro are usually available from £5-£15 for a pack, depending on quantity and brand. Cured Pharmacy ensures you have access to affordable, high-quality needles alongside your Mounjaro prescription.
Can I reuse needles for my Mounjaro injections?
No, you should never reuse pen needles as this increases infection risk and can damage the pen. Cured Pharmacy recommends using a new sterile needle for each Mounjaro injection to ensure safety and effectiveness.
Where can I buy needles for Mounjaro pen at the cheapest UK price?
You can purchase compatible pen needles from UK pharmacies, including online options through Cured Pharmacy. We offer competitive pricing on Mounjaro from £124.99 and can guide you to affordable needle suppliers.
Where can I buy needles for Mounjaro pen in the UK?
You can buy needles for Mounjaro pen online from Cured Pharmacy, a fully registered UK online pharmacy. We supply compatible pen needles alongside your Mounjaro prescription after a quick online consultation with a UK-registered prescriber.
What type of needles do I need to buy for my Mounjaro pen?
Mounjaro pens require standard pen needles that are compatible with most injectable diabetes and weight loss pens. Cured Pharmacy supplies high-quality pen needles suitable for Mounjaro use, and our pharmacists can advise on the correct needle length and gauge for your needs.
Are needles for Mounjaro pen included with my prescription?
Needles are not automatically included with Mounjaro pens and must be purchased separately. At Cured Pharmacy, you can easily add compatible pen needles to your Mounjaro order during checkout at the cheapest UK price, ensuring you have everything you need for treatment.
How many needles should I buy for my Mounjaro pen?
You will need one sterile needle per injection, so four needles per month if following the standard weekly dosing schedule. Cured Pharmacy offers needle packs in convenient quantities to match your Mounjaro prescription, ensuring you never run out between orders.
Can I use any pen needles with my Mounjaro pen in the UK?
While most standard pen needles are compatible with Mounjaro pens, it's important to use high-quality, sterile needles from a regulated pharmacy. Cured Pharmacy supplies needles that are tested and approved for use with Mounjaro, ensuring safe and effective injections every time.
What size needles do I need to buy for my Mounjaro pen?
Mounjaro pens require 4mm, 5mm, 6mm or 8mm pen needles compatible with standard injection pens. Cured Pharmacy supplies high-quality pen needles suitable for all Mounjaro doses, ensuring comfortable and safe administration.
Can I buy needles for Mounjaro pen without a prescription in the UK?
Yes, pen needles can be purchased without a prescription in the UK, though Mounjaro itself requires one. Cured Pharmacy provides both Mounjaro prescriptions through our UK-registered prescribers and compatible pen needles for convenient delivery together.
How many needles come with Mounjaro pens when I buy them?
Mounjaro pens do not come with needles included in the box. You must buy needles separately for each injection, with one sterile needle required per dose. Cured Pharmacy offers affordable needle supplies alongside your Mounjaro prescription.
Where is the cheapest place to buy needles for Mounjaro pen in the UK?
Cured Pharmacy offers the cheapest UK price for Mounjaro pen needles, with additional savings of £20 off your first order using code Weightlossnew. We provide fast delivery and bundle options when you order Mounjaro and needles together.
Are single-use pen needles safe for Mounjaro injections?
Yes, single-use pen needles are the safest option for Mounjaro injections and must never be reused. Cured Pharmacy supplies sterile, single-use needles that meet UK safety standards, ensuring hygienic and effective medication delivery every time.
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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