A Dose-ranging Study With Brivaracetam in Patients From 16 to 65 Years With Refractory Partial Onset Seizures.

Inclusion Criteria

• •Male/female from 16 to 65 years
• •Well-characterized focal epilepsy or epileptic syndrome according to the International League Against Epilepsy (ILAE) classification
• •History of partial onset seizures
• •Subjects having at least 4 partial onset seizures during the 4-week Baseline Period and at least 2 partial onset seizures during the 3 months prior to Visit 1
• •Subjects taking 1 or 2 concomitant Antiepileptic drugs (AED(s)) that have been at a stable dose.