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A double-blind, placebo-controlled, dose-escalation, parallel-group study to evaluate the efficacy and safety of E2007 (perampanel) given as adjunctive therapy in subjects with refractory partial seizures.

Primary Objective: The primary objective is to evaluate the efficacy of 2 doses ofperampanel (8 and 12 mg) in comparison to placebo given as an adjunctive therapy insubjects with refractory partial seizures.Secondary Objective: The secondary…

A Double-blind, Randomized, Placebo-controlled, Multicenter, Parallel-group Study with an Open-label Extension Phase to Evaluate the Efficacy and Safety of Adjunctive Perampanel in Primary Generalized Tonic-Clonic Seizures

Primary Objective* To demonstrate the efficacy of adjunctive perampanel therapy, compared to placebo on primary generalized tonic-clonic (PGTC)seizuresSecondary Objectives* To evaluate the safety and tolerability of perampanel in subjects with…

A 14-month open-label extension phase of the double-blind, placebo-controlled, dose-escalation, parallel-group studies to evaluate the efficacy and safety of E2007 (perampanel) given as adjunctive therapy in subjects with refractory partial seizures

The primary objective is to evaluate the safety and tolerability of perampanel (up to12mg/day) given as adjunctive treatment in subjects with refractory partial seizuresThe secondary objective is to evaluate the maintenance of effect of perampanel…