The prevalence of antipsychotic polypharmacy in schizophrenic patients discharged from psychiatric units in Poland.

Background: The term antipsychotic polypharmacy (APP) refers to the concurrent use of two or more antipsychotic drugs in schizophrenia. The aim of this study was to investigate the range of APP in schizophrenic patients discharged from psychiatric units in Poland, and to determine its demographical and clinical correlates.

Methods: Data on the pharmacological treatment of 207 patients with a diagnosis of schizophrenia, discharged from six psychiatric hospitals from September-December 2011 were recorded by experienced psychiatrists.