Answer
Although not studied with HRT, Femoston is expected to lower lamotrigine blood concentrations by increasing its glucuronidation, potentially reducing seizure control when the medicines are taken together.
Sources for this answer
- Femoston 1/10mg film-coated tabletsExeltis UK Ltd · emc · SmPC §4.5 Interaction with other medicinal products · Version 29Document updated
Sources checked