A Study to Assess Efficacy and Safety of KarXT for the Treatment of Psychosis Associated With Alzheimer's Disease (ADEPT-2)

This is a Phase 3, randomized, double-blind, placebo-controlled, parallel group study to evaluate the safety and efficacy of KarXT in male and female subjects who are aged 55 to 90 years and have mild to severe Alzheimer's Disease (AD) with moderate to severe psychosis related to AD. The primary objective of the study is to evaluate the efficacy of KarXT compared with placebo in the treatment of subjects with psychosis associated with AD as measured by the Neuropsychiatric Inventory-Clinician (NPI-C): Hallucinations and Delusions (H+D) score.

NCT Number	NCT06126224
Lead Sponsor	Karuna Therapeutics, Inc., a Bristol Myers Squibb company
Conditions	Psychosis Associated With Alzheimer's Disease
Enrollment	500 participants
Start Date	2023-08-28
Primary Completion	2026-12-09 (estimated)
Study Completion	2026-12-09 (estimated)
Updated on ClinicalTrials.gov	2026-07-30