The purpose of this clinical research study is to evaluate if Aripiprazole will prove to be effective, safe and well tolerated in the treatment of patients with schizophrenia who are treated in a general psychiatric setting.

Inclusion Criteria:

• Clinical DSM-IV diagnosis of schizophrenia
• Patients being managed as outpatients, for whom an alteration in medication is clinically reasonable or initiation of antipsychotics is required

Exclusion Criteria:

• Risk of committing suicide, diagnosis of schizoaffective disorder, bipolar disorder, depression with psychotic syptoms, or organic brain syndromes
• Prisoners or subjects compulsory detained