To compare efficacy and safety between the zonisamide group and the carbamazepine group. The zonisamide group will be divided into 2 subgroups: Slow-titration group and Fast-titration group to find out optimum titration of zonisamide. This study will proceed through 25~27 weeks.
The purpose of this study is to compare the efficacy and safety of zonisamide with carbamazepine and to determine the optimum dose of zonisamide in patients with epilepsy.