Participants will receive one of three doses of the study medication based on the other seizure medication (s) they are taking.
As a study participant you will be asked to:
- Attend 11 study visits during a 30 to 33-week period
- Take the study medication each day for up to 33 weeks
- Have blood tests and study-related physical and clinical exams
- Keep a diary about your seizures
For being in the study, participants will receive up to a 33-week supply of the study medication, a physical exam, laboratory services, and tests. Throughout the study, participants will be monitored by a medical team.