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NCT06194799 · ClinicalTrials.gov record · last posted 2026-08-05

ACP-204 in Adults With Alzheimer's Disease Psychosis Open Label Extension Study

Name: ACP-204 in Adults With Alzheimer's Disease Psychosis Open Label Extension Study — clinical trial record (NCT06194799)
Creator: DataLookout
License: https://creativecommons.org/licenses/by/4.0/

StatusEnrolling by Invitation

PhasePhase 3

SponsorACADIA Pharmaceuticals Inc.

Started2024-04-23

View on ClinicalTrials.gov ↗

from the ClinicalTrials.gov record

This 52-week, open-label extension study is to evaluate the long-term safety and tolerability of ACP-204 in subjects with ADP.

Protocol amendment history 1 change detected by DataLookout

2026-07-03

Trial sites expanded: 71 → 76 locations

Trial Details

NCT Number	NCT06194799
Lead Sponsor	ACADIA Pharmaceuticals Inc.
Conditions	Alzheimer's Disease Psychosis
Enrollment	752 participants
Start Date	2024-04-23
Primary Completion	2029-04 (estimated)
Study Completion	2029-05 (estimated)
Updated on ClinicalTrials.gov	2026-08-05