 - Male and female inpatients, 18-65 years of age, meeting DSM-IV-TR criteria for schizophrenia and having a Total Positive and Negative Syndrome Scale PANSS Score 80 and 120. A score 4 on item P1 delusions or P3 hallucinatory behavior and a score of 4 on item P2 conceptual disorganization or P6 suspiciousnesspersecution of the PNASS 