Answer
Rifampicin, CYP3A4-inducing anticonvulsants such as phenytoin and carbamazepine, and St John's Wort may reduce Aromasin (exemestane) efficacy, although clinical relevance has not been evaluated; oestrogen-containing medicines negate its pharmacological action and must not be co-administered.
Sources for this answer
- AromasinPfizer Limited · emc · SmPC §4.5 Interaction with other medicinal products · Version 22Document updated
Sources checked