About this information
This NHS content is written for people in England. Medicine names, availability, prescribing and services may differ in other countries.
Phenoxymethylpenicillin is a type of penicillin antibiotic.
It's used to treat bacterial infections, including ear, chest, throat and skin infections.
It can also be used to prevent infections if you have sickle cell disease, or if you have had chorea (a movement disorder), rheumatic fever, or your spleen removed.
Phenoxymethylpenicillin is only available on prescription. It comes as tablets or as a liquid that you swallow.
View the original NHS website page ↗. Refreshed 19 August 2026.
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