Background: The inherent risk of agranulocytosis associated with clozapine requires the realization of weekly white blood cell monitoring (WBCM) during the 18 first weeks of treatment. The aim of this study was to assess the compliance with WBCM during clozapine initiation for schizophrenia and Parkinson's disease (PD) subjects.
Research Design And Method: The analysis was conducted using SNDS data on a cohort of new users of clozapine in 2018.