Answer
Yes. It can make hormonal contraception less effective, so contraception should be reviewed with a clinician or pharmacist.
Sources for this answer
- Oxcarbazepine Mylan 300 mg Film-coated Tabletsemc · SmPC Current selected SmPC · Version 7
- Trileptal 60 mg/ml Oral Suspensionemc · SmPC Current selected SmPC · Version 28