Relapse prevention in patients with schizophrenia.

This article describes the development and content of a nursing intervention protocol for the recognition of the early signs of psychosis. Applying this protocol, nurses can contribute to the prevention of psychotic relapse in patients with schizophrenia or a related disorder. The background and construction of the intervention protocol are described. The judgment of experts in the care of patients with schizophrenia on the content and applicability of the protocol is presented. Finally, the experience is summarized that has been acquired during the conduct of a number of case studies of the application of the intervention protocol.