This is a long term, multicenter, open-label, safety extension study in subjects with partial onset seizures who have just completed, discontinued, or exited the 18-week treatment phase of Protocols 093-045 or 093-046. The initial study duration is 1 year with the option of continuing study drug treatment post 1 year until a subject discontinues study, the study drug becomes clinically available in the subject's locale, or the sponsor terminates the study drug clinical development program.~This study was previously posted by Sepracor Inc. In October 2009, Sepracor Inc. was acquired by Dainippon Sumitomo Pharma., and in October 2010, Sepracor Inc's name was changed to Sunovion Pharmaceuticals Inc.
This is a long term, open-label, safety extension study in subjects with partial onset seizures.