The objective of this clinical trial is to evaluate the safety and efficacy of olanzapine titration schedule in patients with schizophrenia
Of patients with schizophrenia in accordance with DSM(Diagnostic and Statistical Manual of Mental Disorders)-5 diagnostic criteria, who are judged that administration of low dose is more appropriate than initial recommended dose or standard titration dose of olanzapine to consider medical conditions by investigator
Patients with the duration of schizophrenia for more than 1 year at screening visit(Visit 1)
Patients diagnosed schizophrenia spectrum and other psychotic disorder(e.g. schizoaffective disorder, etc.), bipolar disorder, depressive disorder, etc., in accordance with DSM(Diagnostic and Statistical Manual of Mental Disorders)-5 diagnostic criteria at screening visit(Visit 1)
Patients with a history of hospitalization for worsening schizophrenia within 12 weeks at screening visit(Visit 1)