A Study to Evaluate Raptiva in Adults With Plaque Psoriasis Previously Enrolled in Study ACD2390g
An Open-Label, Multicenter Study to Evaluate the Efficacy and Safety of 1.0 mg/kg Subcutaneously Administered Efalizumab Followed by Efalizumab Taper in Adults With Plaque Psoriasis Previously Enrolled in Study ACD2390g