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. Simple Online Pharmacy charges £313.99, which is 8% above the market average.

Simple Online Pharmacy discount codes

£40 offNew customers

£40 Off 1st Orders

FIRST40

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Frequently asked questions

How much does Mounjaro 12.5mg cost at Simple Online Pharmacy?

Mounjaro 12.5mg at Simple Online Pharmacy costs £313.99 per 4-week supply as of March 2026.

Is Simple Online Pharmacy the cheapest for Mounjaro 12.5mg?

Simple Online Pharmacy is ranked #59 out of 71 pharmacies for Mounjaro 12.5mg. The cheapest is £198.99 at Pharmacy Planet.

Does Simple Online Pharmacy include consultation and delivery for Mounjaro 12.5mg?

Simple Online Pharmacy does not include a consultation fee and does not include delivery in the £313.99 price.

Is Simple Online Pharmacy GPhC registered?

Yes, Simple Online Pharmacy is registered with the General Pharmaceutical Council (GPhC number: 9011287). You can verify this on the GPhC register.

Related comparisons

Compare all pharmacies for 12.5mg →Simple Online Pharmacy — all doses →Compare all Mounjaro prices →All discount codes →

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