Seroquel XR in Adults With Schizophrenia

Inclusion Criteria: * Patient meets the DSM-IV criteria for schizophrenia * Patient has a PANSS total score ≥ 70 at baseline * Patient has a CGI-S score of ≥ 4(moderately ill) at baseline * Patient is healthy on the basis of physical examination and vital signs at baseline Exclusion Criteria: * Positive urine drug screen for Opiates, amphetamine, barbiturate, cocaine, cannabis, or ecstasy abuse * Has history of neuroleptic malignant syndrome, seropositive for anti-HIV, hepatitis B or C virus antigen * Patient with unstable or inadequately treated Diabetes Mellitus * Use of potent cytochrome P450 inhibitors or inducer within 14 days before baseline