The 12.5mg dose is prescribed when lower doses haven't achieved target weight loss. Side effects may be more pronounced at this level, so close monitoring by your prescriber is recommended.

The average price for Mounjaro 12.5mg across 71 UK pharmacies is £289.71. The Family Chemist charges £259.98, which is 10% below the market average.

The Family Chemist discount codes

£5 offNew customers

£5 Off First Orders

FIRST5

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Frequently asked questions

How much does Mounjaro 12.5mg cost at The Family Chemist?

Mounjaro 12.5mg at The Family Chemist costs £259.98 per 4-week supply as of March 2026.

Is The Family Chemist the cheapest for Mounjaro 12.5mg?

The Family Chemist is ranked #7 out of 71 pharmacies for Mounjaro 12.5mg. The cheapest is £198.99 at Pharmacy Planet.

Does The Family Chemist include consultation and delivery for Mounjaro 12.5mg?

The Family Chemist does not include a consultation fee and does not include delivery in the £259.98 price.

Is The Family Chemist GPhC registered?

Yes, The Family Chemist is registered with the General Pharmaceutical Council (GPhC number: 9012318). You can verify this on the GPhC register.

Related comparisons

Compare all pharmacies for 12.5mg →The Family Chemist — all doses →Compare all Mounjaro prices →All discount codes →

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