Buy 3.75mg Mounjaro Single Pen - UK Pharmacy

  • Single pen flexibility - buy exactly what you need
  • £40 off first orders with clinical assessment included
  • Express 24-hour approval available
  • GPhC-registered pharmacy with secure UK delivery
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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 Dose

Single Pen Options Available Now

Our single pen service gives you complete control over your Mounjaro prescription. Whether you're starting your journey or maintaining your current dose, choose from our full range of single pens with transparent pricing and fast approval.

All Single Pen Doses In Stock

2.5mg starter pen: £169.99 (£129.99 first order). Perfect for beginning your prescription journey with the lowest therapeutic dose. 5mg progression pen: £199.99 (£159.99 first order). Ideal for moving up from the starter dose. 7.5mg maintenance pen: £249.99 (£209.99 first order). Popular maintenance dose for continued progress. 10mg standard pen: £269.99 (£229.99 first order). Higher therapeutic dose as prescribed. 12.5mg advanced pen: £299.99 (£259.99 first order). Near-maximum therapeutic dose. 15mg maximum pen: £318.99 (£278.99 first order). Maximum prescribed dose available.

Why Choose Single Pens

Single pen purchasing offers maximum flexibility for your prescription needs. Try a new dose without committing to multiple pens. Perfect for maintaining your current effective dose. Ideal when you need just one pen to complete your prescription cycle. Our clinical team can guide you on the right single pen choice during your assessment.

First Order Benefits

New customers save £40 on every single pen with code FIRST40. This includes your complete clinical assessment, prescription processing, and secure delivery. Our GPhC-registered pharmacists review every order to ensure safe, appropriate dispensing of your prescription-only Mounjaro pen.

Fast Clinical Approval

Standard clinical assessment completed within 3 working days. Need it faster? Upgrade to express 24-hour approval for urgent prescriptions. Our qualified prescribers assess your suitability for Mounjaro alongside reduced-calorie diet and increased physical activity requirements.

Secure UK Pharmacy Service

Every single pen dispensed by our GPhC-registered pharmacy with full MHRA compliance. Discreet packaging with tracked delivery to your door. Prescription-only medicines handled with complete professionalism and care. Ready to order your single Mounjaro pen? Start your clinical assessment now.

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?

Check Eligibility
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.

Download now App Store and Google Play

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