The 2.5mg pen is the introductory dose, taken for the first 4 weeks. It helps your body adjust to tirzepatide before moving to a therapeutic dose. Most people experience mild appetite suppression at this stage.

The average price for Mounjaro 2.5mg across 92 UK pharmacies is £162.98. PillTime charges £139.99, which is 14% below the market average.

PillTime discount codes

£60 offNew customers

£60 Off First Orders

FIRST60

£30 off

£30 Off Return Orders

RETURN30

View all discount codes →

Frequently asked questions

How much does Mounjaro 2.5mg cost at PillTime?

Mounjaro 2.5mg at PillTime costs £139.99 per 4-week supply as of May 2026. This is a discounted price (RRP: £199.99).

Is PillTime the cheapest for Mounjaro 2.5mg?

PillTime is ranked #14 out of 92 pharmacies for Mounjaro 2.5mg. The cheapest is £119.95 at Assured Pharmacy.

Does PillTime include consultation and delivery for Mounjaro 2.5mg?

PillTime does not include a consultation fee and does not include delivery in the £139.99 price.

Is PillTime GPhC registered?

Yes, PillTime is registered with the General Pharmaceutical Council (GPhC number: 9011779). You can verify this on the GPhC register.

Related comparisons

Compare all pharmacies for 2.5mg →PillTime — all doses →Compare all Mounjaro prices →All discount codes →

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