Although quetiapine is the antipsychotic of choice for the psychosis associated with Parkinson's disease (PD) and often is also helpful for sleep, we report two cases of quetiapine-induced extrapyramidal side effects. The patients described were unusual in their frailty and severity of illness and may not represent the majority of patients with PD. (J Geriatr Psychiatry Neurol 2001; 14:99-100).
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