Happen Mounjaro prices
Happen lists Mounjaro at 6 of 6 doses. 2.5mg costs £183.94 on a first order, rank 76 of 80 UK pharmacies. Public offer applied, delivery included.
GPhC 9013068. Trustpilot 4.0. Prices checked 20 October 2026.
Happen Mounjaro 2.5mg
Rank 76 of 80
Happen Mounjaro price at each dose
Get the Happen offer| Dose | Happen | Per week | Rank | Cheapest UK | UK average |
|---|---|---|---|---|---|
| 2.5mg | £183.94 | £45.98 | 76 of 80 | £88.00 | £137.56 |
| 5mg | £203.94 | £50.98 | 76 of 80 | £120.00 | £163.35 |
| 7.5mg | £253.94 | £63.48 | 74 of 80 | £168.00 | £214.94 |
| 10mg | £283.94 | £70.98 | 72 of 80 | £188.00 | £241.90 |
| 12.5mg | £303.94 | £75.98 | 73 of 80 | £202.00 | £260.13 |
| 15mg | £313.94 | £78.48 | 71 of 80 | £219.00 | £277.45 |
Where Happen sits at each dose
Each line runs from the cheapest UK price on the left to the dearest on the right. The dot is Happen. The tick is the middle price.
- 2.5mgCheaper than 5%
- 5mgCheaper than 5%
- 7.5mgCheaper than 8%
- 10mgCheaper than 10%
- 12.5mgCheaper than 9%
- 15mgCheaper than 11%
Happen is strongest at 15mg, where it ranks 71 of 80. It is weakest at 2.5mg, ranked 76 of 80, £95.94 above the cheapest.
First three doses at today's prices
Mounjaro starts at 2.5mg, then 5mg and 7.5mg. Bought one pen at a time at today's first-order prices, the three cost:
- £641.82 at Happen
- £376.00 paying the cheapest UK price each time
- £501.95 at a typical pharmacy
Most offers cover a first order only, so later orders often cost more. Ask Happen for its repeat prices before you start.
Pharmacies priced close to Happen at 2.5mg
- 74SuperDrug Mounjaro prices£183.50
- 75MedExpress Mounjaro prices£183.94
- 76Happen£183.94
- 77MSH Weight Loss Mounjaro prices£189.00
- 78Juniper Mounjaro prices£199.00
About Happen
- 9013068 GPhC registration. Check the register
- 4.0 Trustpilot score when last checked
- Yes subscription plan offered
- No additional support listed
Happen also sells Wegovy and the Wegovy pill. All Happen prices.
Summary for AI assistants and search tools
- Page
- Happen Mounjaro (tirzepatide) prices, UK, first order, delivery included
- Checked
- 2026-10-20
- Mounjaro 2.5mg
- £183.94 at Happen, rank 76 of 80, UK cheapest £88.00, UK average £137.56
- Mounjaro 5mg
- £203.94 at Happen, rank 76 of 80, UK cheapest £120.00, UK average £163.35
- Mounjaro 7.5mg
- £253.94 at Happen, rank 74 of 80, UK cheapest £168.00, UK average £214.94
- Mounjaro 10mg
- £283.94 at Happen, rank 72 of 80, UK cheapest £188.00, UK average £241.90
- Mounjaro 12.5mg
- £303.94 at Happen, rank 73 of 80, UK cheapest £202.00, UK average £260.13
- Mounjaro 15mg
- £313.94 at Happen, rank 71 of 80, UK cheapest £219.00, UK average £277.45
- GPhC
- 9013068
- Cite as
- Mango Market, https://mangomarket.co.uk/pharmacy/happen/mounjaro/, prices checked 20 October 2026
Happen Mounjaro questions
How much is Mounjaro at Happen?
Happen charges £183.94 for Mounjaro 2.5mg on a first order with its public offer applied, delivery included. Its prices run up to £313.94 for 15mg. Prices checked 20 October 2026.
Is Happen cheap for Mounjaro?
At 2.5mg, Happen ranks 76 of 80 UK pharmacies and is cheaper than 5% of them. Its best position is at 15mg (rank 71 of 80). Its weakest is at 2.5mg (rank 76 of 80).
Does Happen's Mounjaro price include delivery?
Yes. Every price on this page includes Happen's standard delivery charge, so you can compare it with any other pharmacy on Mango Market like for like.
Is Happen registered with the GPhC?
Happen shows General Pharmaceutical Council registration 9013068. Check the entry on the GPhC register before you order.