Buy Single Mounjaro Pen for Arm Injection

  • All 6 doses available as single pens from £129.99
  • £40 off first orders with code FIRST40
  • Clinical assessment and prescription included
  • Fast UK delivery from GPhC-registered pharmacy
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Treatment from £144.99

Takes under 2 minutes · 100% online
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Check if you're eligible

Height 175 cm
Weight 82 kg
Your BMI
26.8
Check with prescriber
Start free consultation
Free · BMI thresholds shown are illustrative. Final eligibility is confirmed by a UK prescriber during your free consultation.
100% UK-based pharmacy Free advice & support Rated Excellent 2,400+ reviews
Which route suits you

Two clinically backed paths to results

A weekly GLP-1 injection or a daily capsule — each fully overseen by our UK pharmacy team, with no obligation to continue.

Treatment
Avg. weight loss
05%10%15%20%25%
Availability
Injection
Weekly pen · GLP-1
Avg. weight loss
~20%up to
Availability Available now
Pill NEW
Daily tablet · Oral GLP-1
Avg. weight loss
~17%up to
Availability Explore now
Live Pricing

Our Range

Prices update live and may change. The live table below always takes precedence.
All treatment is subject to a prescriber consultation and clinical approval.

Choose Your Single Mounjaro Pen Strength

Single Pen Pricing - All Strengths Available

Buy individual Mounjaro pens at competitive prices with significant first-order savings. Our single pen service offers complete flexibility for arm injection administration across all dose strengths.

2.5mg Single Pen: £169.99 (£129.99 first order)
5mg Single Pen: £199.99 (£159.99 first order)
7.5mg Single Pen: £249.99 (£209.99 first order)
10mg Single Pen: £269.99 (£229.99 first order)
12.5mg Single Pen: £299.99 (£259.99 first order)
15mg Single Pen: £318.99 (£278.99 first order)

Perfect for Arm Injection Administration

Mounjaro pens are specifically designed for subcutaneous injection in the upper arm, thigh, or abdomen. The pen's ergonomic design makes arm injection straightforward when self-administering is challenging in other areas. Each single pen contains four weekly doses of this prescription-only medicine.

Why Choose Single Pen Purchase

Individual pen ordering offers maximum flexibility for your treatment journey. Whether you're starting with the 2.5mg dose or have been prescribed a higher maintenance dose, buying single pens allows precise control over your medication supply. This approach works particularly well for patients who prefer arm injection sites and want to ensure consistent dosing.

Clinical Assessment Included

Every single pen order includes comprehensive clinical assessment by our qualified prescribers. Our GPhC-registered pharmacy team reviews your medical history and current health status to ensure Mounjaro is appropriate for your needs. This prescription-only medicine requires professional oversight alongside your reduced-calorie diet and increased physical activity programme.

Fast UK Delivery Service

Standard clinical approval takes 3 working days, with express 24-hour service available as a paid upgrade. All orders ship discreetly from our UK facility with secure packaging and tracking. Your single Mounjaro pen arrives ready for immediate use with full injection instructions included.

First Order Savings

New customers save £40 on their first single pen purchase with code FIRST40. This brings your starter 2.5mg pen down to just £129.99, making it easier to begin your prescribed treatment. Returning customers enjoy £25 off every subsequent order for ongoing savings.

Order Your Single Mounjaro Pen Today

Don't wait to start your prescribed treatment. Select your required dose strength above and complete our secure online assessment. Our clinical team will review your application and arrange fast UK delivery of your single Mounjaro pen. Take the first step towards your treatment goals with confidence in our professional service.

NEW

GLP-1, now in adaily pill

Meet the daily GLP-1 tablet — needle-free, taken on your schedule, and prescribed by UK pharmacists. Designed for flexibility.

Join the free waitlist
Track your progress

Your journey,in your pocket

Track Now

Meet the newGLP-1 pill

  • Once-daily tablet · room-temp storage
  • No needles, no fridge
  • Up to ~15–17% in trials
How treatment works

How GLP-1 treatments help

Reduces appetite

Helps you feel fuller, sooner — so portions naturally shrink.

Curbs cravings

Quietens food noise so snacking and cravings ease off.

Slows digestion

Food stays in your stomach longer, steadying hunger between meals.

Steady blood sugar

Supports more stable glucose levels through the day.

Is GLP-1 treatment right for you?

GLP-1 medicines are powerful and prescription-only for good reason. They suit many people very well — and they aren’t appropriate for everyone. Here’s a clear, honest picture before you decide.

You may be suitable

Criteria met
BMI of 30 or higher
BMI of 27+ with weight-related conditions
Struggled to lose weight with diet alone
Ready to pair with lifestyle changes

Speak to us first

Potential risk
Pregnant, trying to conceive, or breastfeeding
History of certain thyroid cancers
Certain pancreatic or digestive conditions
Under the age of 18

Ready to start your journey?

Track your progress

Your journey, in your pocket

Track your journey

Log every dose and watch your progress build.

Download now Free to download — takes a minute to set up. App Store and Google Play

AI Meal Tracking. Built for GLP-1 Appetites.

Point your camera at any meal and in 4–6 seconds it logs the calories, macros, weight, and fullness it expects.

Never miss a dose

A daily nudge keeps you on track.

How it works

Achieve your goals in just a few simple steps.

Step 1

Start Free Consultation

Select safe UK treatments. Quick answers.

Step 2

Review By Our Clinical Team

Our expert team will use your consultation as the basis of our recommendation and communicate with you.

Step 3

Get it delivered fast

We’ll deliver direct to you, as quickly as tomorrow.

Trusted by thousands

Real people, real change

Hannah M.
Lost 2 st 4 lb in a year

“The cravings that used to run my evenings just quietened down. Having a pharmacist to message made it feel safe.”

David O.
Lost 3 st in a year

“Discreet, simple and genuinely supportive. The dose steps were explained clearly every time.”

Priya S.
Lost 1 st 9 lb in a year

“I finally feel like food isn’t the loudest thing in my head. The delivery was always discreet and on time.”

Frequently asked questions