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

A Multicenter, Double-blind, Randomized, Placebo-controlled, 4 Parallel Groups, Dose-ranging Trial Evaluating the Efficacy and Safety of Brivaracetam Used as Adjunctive Treatment at Doses of 5, 20 and 50 mg/Day in b.i.d. Administration (Oral Tablets of 2.5 or 10 mg) for a Maximum of 7 Weeks in Subjects From 16 to 65 Years With Refractory Epilepsy Suffering From Partial Onset Seizures Whether or Not Secondarily Generalized