Atypical antipsychotic agents are thought to be less likely than older typical agents to produce parkinsonism. This has not been well documented. We compared the risk of development of incident parkinsonism among older adults dispensed atypical relative to typical antipsychotics.
Institute for Clinical Evaluative Sciences, Kunin-Lunenfeld Applied Research Unit, Baycrest Centre for Geriatric Care, Department of Medicine, University of Toronto, Toronto, Ontario, Canada. paula.rochon@utoronto.ca