Conditions: Partial-onset Seizures
Keywords: Partial-onset Seizures partial seizures seizure epilepsy
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 940
Healthy volunteers: no

Brief summary:
The purpose of this study is to confirm the efficacy and safety of perampanel compared to placebo in patients with refractory partial-onset seizures

Detailed description:

Arms:
arm 1: None arm 2: None

Interventions: intervention 1: Perampanel intervention 2: Placebo
Intervention descriptions: intervention 1: Core study: 4 milligram (mg) group- Week 0 Once daily 2 milligram per day (mg/day), Week 1 to Week 18 Once daily 4 mg/day; 8 mg group- Week 0 Once daily 2 mg/day, Week 1 Once daily 4 mg/day, Week 2 Once daily 6 mg/day, Week 3 to Week 18 Once daily 8 mg/day; 12 mg group- Week 0 Once daily 2 mg/day, Week 1 Once daily 4 mg/day, Week 2 Once daily 6 mg/day, Week 3 Once daily 8 mg/day, Week 4 Once daily 10 mg/day, Week 5 to Week 18 Once daily 12 mg/day.

Extension study: 4 mg group- Week 19 to Week 22 Once daily 4 mg/day, Week 23 Once daily 6 mg/day, Week 24 Once daily 8 mg/day, Week 25 Once daily 10 mg/day, Week 26 to Week 75 or more Once daily 12 mg/day; 8 mg group- Week 19 to Week 22 Once daily 8 mg/day, Week 23 Once daily 10 mg/day, Week 24 to Week 75 or more Once daily 12 mg/day; 12 mg group- Week 19 to Week 75 or more Once daily 12 mg/day. intervention 2: Core study: Week 0 to Week 18 Once daily placebo.

Extension study:

Week 19 to Week 22 Once daily placebo, Week 23 Once daily perampanel 2 mg/day, Week 24 Once daily perampanel 4 mg/day, Week 25 Once daily perampanel 6 mg/day, Week 26 Once daily perampanel 8 mg/day, Week 27 Once daily perampanel 10 mg/day, Week 28 to Week 75 or more Once daily perampanel 12 mg/day.

Protocol document: