Overview Study Comparing Bifeprunox to Risperidone in Treatment of Outpatients With Schizophrenia With Weight as Primary Endpoint Status: Terminated Trial end date: 2008-03-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine the effect of bifeprunox or risperidone on the body weight of patients with schizophrenia. Phase: Phase 3 Details Lead Sponsor: Wyeth is now a wholly owned subsidiary of PfizerCollaborator: Solvay PharmaceuticalsTreatments: Risperidone