ACADIA (ACAD) Up on Resubmission Plan for Nuplazid sNDA to FDA Posted byZacks Equity Research December 21, 2021 Leave a comment on ACADIA (ACAD) Up on Resubmission Plan for Nuplazid sNDA to FDA ACADIA (ACAD) to resubmit sNDA for Nuplazid (pimavanserin) to the FDA for treating hallucinations and delusions associated with dementia focused on Alzheimer’s disease psychosis. Shares rise.