Open Label Extension Study Following Double-blind, Randomized, Placebo-controlled, Multicenter Study to Assess Efficacy and Safety of Adjunctive Zonisamide in Primary Generalized Tonic-Clonic Seizures

The objective of this study is to assess the long-term safety of zonisamide in subjects with primary generalized tonic-clonic seizures (PGTCS).

Primary generalised tonic-clonic seizures (PGTCS) in idiopathic generalised epilepsy (IGE)