Overview Clozapine-Augmentation With Ziprasidone or Risperidone, a Randomized, Prospective Trial Status: Completed Trial end date: 2006-09-01 Target enrollment: Participant gender: Summary We aim to compare the augmentation of clozapine with ziprasidone or risperidone in a randomized, prospective manner. Phase: Phase 4 Details Lead Sponsor: Central Institute of Mental Health, MannheimTreatments: ClozapineRisperidoneZiprasidone