Schizophrenia
Conditions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Inclusion Criteria: * Diagnosis of schizophrenia as defined in the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision (DSM-IV-TR; APA 2000) (Disorganized, 295.10; Catatonic, 295.20; Paranoid 295.30; or Undifferentiated, 295.90) and confirmed by the Structured Clinical Interview for DSM-IV-TR (SCID) * Non pregnant female patients who agree to use acceptable birth control * At entry to the study must be considered moderately ill in the opinion of the investigator * Willing to participate in a minimum of 3 weeks of inpatient hospitalization and this must be appropriate for the patient in the clinical judgment of the investigator * 1 year history of Schizophrenia prior to entering the study * At study entry patients with a history of antipsychotic treatment must have a lifetime history of at least one hospitalization for the treatment of schizophrenia, not including the hospitalization required for study. Patients who have never taken antipsychotic treatment may enter the study even without a history of hospitalization * At study entry patients with a history of antipsychotic treatment must have a history of at least one episode of illness exacerbation requiring an intensification of treatment intervention or care in the last 2 years, not including the present episode of illness. Patients who have never taken antipsychotic treatment may enter the study without a past history of illness exacerbation and intensification of treatment in the last 2 years * At study entry patients must have experienced an exacerbation of illness within the 4 weeks prior to entering the study, leading to an intensification of psychiatric care in the opinion of the investigator. If exacerbation occurs in patients who are presently hospitalized, the patient must not have been hospitalized longer than 60 days at entry of the study
Exclusion criteria
Exclusion criteria: