Study to Evaluate the Efficacy, Safety, and Tolerability of Oral OPC-34712 and Aripiprazole for Treatment of Acute Schizophrenia

Exclusion Criteria

• •1. Females who are breast-feeding and/or who have a positive pregnancy test result prior to receiving study drug
• •2. Subjects with a current DSM-IV-TR Axis I diagnosis of:
• •* Schizoaffective disorder
• •* MDD
• •* Bipolar disorder
• •* Delirium, dementia, amnestic or other cognitive disorder
• •* Borderline, paranoid, histrionic, schizotypal, schizoid or antisocial personality disorder
• •3. Subjects presenting with a first episode of schizophrenia