The 15mg pen is the highest available Mounjaro dose. Clinical trials showed an average 20.9% body weight loss at this level. Not everyone needs to reach 15mg — your prescriber will determine the optimal dose for you.

The average price for Mounjaro 15mg across 93 UK pharmacies is £306.58. YourPharmacy charges £298.00, which is 3% below the market average.

YourPharmacy discount codes

20% offNew customers

20% Off 1st Orders

FIRST20

£15 off

£15 Off Weight Loss Services

HEALTHY15

View all discount codes →

Frequently asked questions

How much does Mounjaro 15mg cost at YourPharmacy?

Mounjaro 15mg at YourPharmacy costs £298.00 per 4-week supply as of April 2026.

Is YourPharmacy the cheapest for Mounjaro 15mg?

YourPharmacy is ranked #33 out of 93 pharmacies for Mounjaro 15mg. The cheapest is £209.99 at Pharmacy Xpress.

Does YourPharmacy include consultation and delivery for Mounjaro 15mg?

YourPharmacy does not include a consultation fee and does not include delivery in the £298.00 price.

Is YourPharmacy GPhC registered?

Yes, YourPharmacy is registered with the General Pharmaceutical Council (GPhC number: 9012029). You can verify this on the GPhC register.

Related comparisons

Compare all pharmacies for 15mg →YourPharmacy — all doses →Compare all Mounjaro prices →All discount codes →

Prices updated April 2026. Always confirm with the pharmacy before ordering.