At a glance
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A Double-blind, Placebo-controlled, Parallel-group Study With an Open-label Extension Phase to Evaluate the Efficacy and Safety of Perampanel (E2007) Administered as an Adjunctive Therapy in Subjects With Refractory Partial-onset Seizures
In Brief
A Phase 3 clinical trial evaluating Perampanel and Placebo for Partial-onset Seizures. Completed, enrolled 940 participants across 117 sites in 7 countries.
Detailed 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
Study Details
Timeline
Interventions
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.
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.