# How Much Does Mounjaro Cost Per Month in the UK? 2026 Guide

> What Mounjaro really costs per month in the UK in 2026: private pharmacy pricing by dose, what moves the price, hidden fees to check and where to compare live prices.

Source: https://comparepharmacyscore.com/html/guides-mounjaro-cost-per-month.html  
Publisher: Pharmacy Score (comparepharmacyscore.com), free and independent  
Author: John Longton, GPhC Mock Inspection Service Auditor  
Last reviewed: 24 September 2026

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Guide

# How much does Mounjaro cost per month in the UK?

Mounjaro is priced per pen, each pen lasts four weeks, and the price varies more between pharmacies than most people expect.

In short

Mounjaro is priced per pen, each pen lasts four weeks, and the price varies more between pharmacies than most people expect.

One Mounjaro KwikPen contains four weekly doses, so the pen price is effectively your monthly cost. Private UK prices typically sit somewhere between roughly £100 and £300 a month depending on dose and provider, the higher maintenance doses usually cost more than the starting dose.

Two things move the number most: your dose, and where you buy. The same pen at the same strength can differ by £50 or more between two GPhC-registered pharmacies, which is why comparing before every order is worth the two minutes it takes.

### The reliable way to see today's figure

Static price pages go stale within days. For the current range across registered UK pharmacies, check [Monj.co.uk](https://monj.co.uk), it tracks Mounjaro prices live, per dose. Our [Mounjaro price hub](https://comparepharmacyscore.com/html/mounjaro-prices.html) explains each dose and links straight through.

### Don't forget the extras

Delivery (usually Royal Mail Tracked 24 or DPD) is sometimes included, sometimes added at checkout, and some providers bundle follow-up consultations or app support into the price while others charge only for the medicine. Compare the checkout total, not the headline. More: [delivery explained](https://comparepharmacyscore.com/html/delivery.html) · [finding real discount codes](https://comparepharmacyscore.com/html/guides-mounjaro-discount-codes.html).

## The official sources, in one place.

These are the bodies that actually regulate, appraise and advise. If anything you read anywhere (including here) disagrees with them, believe them.

[GPhC registerCheck any pharmacy's registration before you order, free and instant.](https://www.pharmacyregulation.org/registers/pharmacy)[MHRA: buying medicines onlineThe regulator's official advice on buying medication safely on the internet.](https://www.gov.uk/guidance/buy-medicines-online)[MHRA Yellow CardReport a side effect from any medicine, it takes five minutes and it matters.](https://yellowcard.mhra.gov.uk/)[NICE: semaglutide (TA875)The evidence-based NHS guidance for Wegovy in weight management.](https://www.nice.org.uk/guidance/ta875)[NICE: tirzepatide (TA1026)The evidence-based NHS guidance for Mounjaro in weight management.](https://www.nice.org.uk/guidance/ta1026)[NHS: obesityNHS overview of treatment options, including when medicines are considered.](https://www.nhs.uk/conditions/obesity/)[NHS: Better HealthFree NHS support for losing weight, with or without medication.](https://www.nhs.uk/better-health/lose-weight/)[electronic medicines compendiumThe official patient information leaflets for every licensed UK medicine.](https://www.medicines.org.uk/emc)
