Psychiatric commentary addressing the article titled "Guidance for switching from off-label antipsychotics to pimavanserin for Parkinson's disease psychosis: an expert consensus".

Pimavanserin is not curative, but can improve the quality of life remaining for the person with Parkinson's disease who typically has been suffering from this relentless neurodegenerative disease for years. Using pimavanserin effectively requires knowledge not only about the product itself, but also about the treatments pimavanserin is replacing.