InORS - International Observational Registry on Schizophrenia With Injectable Risperidone and Oral Antipsychotics

Inclusion Criteria: * Patients must satisfy the following criteria to be eligible for documentation in this non-interventional study: Diagnosis of schizophrenia as well as 6 months of retrospective clinical records * Newly initiated on or switched to RLAI or an oral antipsychotic treatment (either atypical or conventional), not longer than 2 weeks ago * Signed informed consent (either signed by the patient or his/her legal representative) is available at the beginning of documentation * any schizophrenic patient (including those for whom a legal representative must sign consent) can be involved in the study Exclusion Criteria: * Established treatment refractory schizophrenia, defined as treatment failures with adequate trials (adequate as judged by the treating physician) of more than 2 second generation (atypical) antipsychotics and/or clozapine * History of neuroleptic malignant syndrome