Tirzepatide vs Ozempic Cost: What the UK Price Difference Actually Means

You searched for 'Ozempic' but weight loss is a different prescription

Picture this: you've done your research, seen Ozempic mentioned everywhere, and you're ready to look at costs. Then you hit a wall, the pharmacy you're checking doesn't list it for weight management, or the price quotes seem to vary wildly depending on who's selling it. That confusion has a simple cause. Ozempic contains semaglutide and is licensed by the MHRA specifically for type 2 diabetes. It is not licensed for weight loss in the UK. The weight-loss medicines licensed here are Mounjaro (tirzepatide, made by Eli Lilly) and Wegovy (also semaglutide, made by Novo Nordisk, but in a different dose and under a separate licence). Any seller offering Ozempic for weight management is operating outside the licensed indication, which is a significant clinical and legal concern. The NHS medicines page for tirzepatide and the equivalent page for semaglutide set out the licensed uses clearly.

So when people ask about tirzepatide versus Ozempic cost, they're often really asking: how does Mounjaro's price compare to semaglutide-based treatment? If you want a detailed side-by-side, our breakdown of Mounjaro vs Ozempic price covers what each typically costs in the UK private market and why the figures differ. That's a fair question, and it has a real answer.

What UK private pricing actually looks like for tirzepatide and semaglutide

Private pricing for both medicines varies by dose and by provider. Since Eli Lilly revised Mounjaro's UK list price from 1 September 2025, reported private prices for tirzepatide have ranged roughly £149 to £375 per month depending on the dose and the service. Wegovy pricing sits in a broadly similar range, and if you're weighing up which makes more sense financially, our comparison of Wegovy vs Mounjaro cost sets out how the two stack up across different doses. A question our prescribers hear most weeks is whether the cheaper-looking quote from one provider really is the same thing, and the honest answer is that it often isn't. The tirzepatide versus semaglutide cost comparison goes into that in more depth.

What headline prices frequently omit: a separate consultation fee charged at booking; a prescription-writing fee billed only after you've shared your medical history; delivery charged at checkout; aftercare or titration-review calls that turn out to be paid add-ons. Add those up and the difference between a lower headline price and an all-in price can close considerably. NICE guidance on tirzepatide (TA1026, published December 2024) gives helpful background on the clinical context these medicines sit in.

Where nume stands on price, and why we're transparent about it

We didn't design our pricing to win a comparison table. One price covers the consultation, the prescriber's review, the prescription, the medicine itself, and next-working-day tracked delivery. Aftercare is included too, every day of the week. Cheapest isn't a race we entered. We think the right question for a prescription medicine isn't which listing has the lowest number, but whether the clinical oversight behind that listing is genuinely robust. You can read more about how we operate, or look up our GPhC pharmacy registration (9012878) at the GPhC pharmacy register, that verification takes about ten seconds and tells you more than any price comparison does.

Current treatment pricing is shown on our treatment page. We don't print per-pen figures in editorial copy because they change, and because a number without context is the least useful thing we can give you. What doesn't change: the structure of what's included.

Why 'cheapest' is the wrong test for either of these medicines

The MHRA has warned repeatedly about counterfeit weight-loss pens sold online. Fake pens seized in the UK have contained insulin rather than the stated medicine, a genuinely dangerous substitution. Large-scale enforcement action in 2025 resulted in roughly 20 million doses of illegally traded weight-loss medicines being seized. The pattern in nearly every case: prices well below market rates, sellers operating outside the licensed supply chain, no clinical assessment required before purchase. Report any suspect seller via the MHRA Yellow Card service.

For a prescription-only medicine, the price you pay reflects (among other things) whether a qualified prescriber has assessed your suitability, whether the supply chain is regulated, and whether someone is available when you have a question on a Saturday. People sometimes also ask whether Ozempic is cheaper than Mounjaro, and the answer depends on factors that go well beyond the headline figure, including what the treatment is actually licensed to do. Beyond price, if you'd like to understand how these two medicines compare clinically, our Wegovy vs Mounjaro guide covers the differences in how they work, their licensed indications, and what the evidence says about outcomes. A small saving on the monthly figure isn't the measure that keeps you safe. If you're ready to see whether you're eligible for licensed weight-loss treatment, our prescribers are the right place to start. Speak to our prescribers through a free consultation, it takes a few minutes and is reviewed the same day.