Open-Label Extension Study to Assess the Long-Term Safety and Tolerability of KarXT in Subjects With Psychosis Associated With Alzheimer's Disease (ADEPT-3)

This is a Phase 3 global, multicenter, 52-week, open-label extension (OLE) rollover study for subjects completing study CN012-0026, CN012-0027 or CN012-0056. Subjects (randomized or non-randomized) who complete the 38-week CN012-0026 study, 14-week CN012-0027 study or 14-week CN012-0056 study will be eligible to enroll in CN012-0028. The primary objective of the study is to assess the long-term safety and tolerability of KarXT in subjects with psychosis associated with Alzheimer's Disease.

• Incidence of treatment-emergent adverse events (TEAEs)

1. Primary completion expected

   7 Sept 2027

2. Last registry update

   16 Oct 2026

3. Registered

   8 Aug 2023

4. Started

   11 Jul 2023