Overview Effectiveness of Atypical Versus Conventional Antipsychotics in Treating Schizophrenia Status: Completed Trial end date: 1969-12-31 Target enrollment: Participant gender: Summary This study will compare the effectiveness of newer atypical antipsychotics versus older conventional antipsychotics in treating schizophrenia. Phase: Phase 4 Details Lead Sponsor: Yale UniversityCollaborator: National Institute of Mental Health (NIMH)Treatments: Antipsychotic AgentsOlanzapineQuetiapine FumarateRisperidone