Less than a year after a regulatory setback, Acadia Pharmaceuticals resubmitted the company’s supplemental New Drug Application for Nuplazid (pimavanserin) as a potential treatment for hallucinations and delusions associated with dementia-related psychosis.

The U.S. Food and Drug Administration issued a Complete Response Letter (CRL) over Acadia Pharmaceuticals’ supplemental New Drug Application (sNDA) for Nuplazid for hallucinations and delusions associated with dementia-related psychosis.