Clinical trial · NCT06194799 · ENROLLING_BY_INVITATION · PHASE3
ACP-204 in Adults With Alzheimer's Disease Psychosis Open Label Extension Study
Sponsor: ACADIA Pharmaceuticals Inc.
Summary
This 52-week, open-label extension study is to evaluate the long-term safety and tolerability of ACP-204 in subjects with ADP.
Interventions
- ACP-204 · DRUG
ACP-204 30 mg given once daily, as capsule OR ACP-204 60 mg given once daily, as capsule
Published eligibility criteria
Verbatim from the registry. Only the site can decide how these apply to a specific patient.
Inclusion Criteria: * Subject has successfully completed ACP-204-006 study * Male or female (age 55 to 95 years old): female must be of non-childbearing potential, male must take appropriate contraceptive method if partner has childbearing potential * Subject has a designated study partner/caregiver * Subjects are able to complete all study visits with a study partner/caregiver * Signed inform consent form with a caregiver or legal representative Exclusion Criteria: * Requires treatment with a medication prohibited by the protocol * Is in hospice and receiving end-of-life palliative care, or has become bedridden * Unstable clinically significant medical condition other than AD * Any medical condition that in the opinion of the investigator may affect safety or ability to complete the study Additional inclusion/exclusion criteria apply. Subjects will be evaluated at screening to ensure that all criteria for study participation are met.
Sites (76)
- ATP Clinical Research, Costa Mesa, California
- Neuro-Pain Medical Center, Fresno, California
- National Institute Of Clinical Research, Garden Grove, California
- Humanity Clinical Research, Corp, Aventura, Florida
- New Life Medical Research Center, Hialeah, Florida
- Reliable Clinical Research LLC, Hialeah, Florida
- Homestead Associates in Research Inc., Miami, Florida
- Premier Clinical Research Institute Inc, Miami, Florida
- Advanced Clinical Research, Miami, Florida
- Verus Clinical Research, Miami, Florida
- Quantum Clinical Trials, Miami, Florida
- Future Care Solution, LLC, Miami, Florida
- MediClear Medical & Research Center, Inc., Miami, Florida
- ABBA Medical Research LLC, Miami, Florida
- New Med Research, Miami Gardens, Florida
- Floridian Neuroscience Institute, Miami Lakes, Florida
- Abington Neurological Associates, Abington, Pennsylvania
- Horizon Clinical Research Group, Cypress, Texas
- Uni Texas Health Science Center, Houston, Texas
- Clinical Trial Network LLC, Houston, Texas
- Kaleidoscope Clinical Research, Houston, Texas
- Hospital Moinhos de Vento, Porto Alegre, Rio Grande do Sul, Brazil
- Hospital Universitario de Brasilia, Brasília, Brazil
- CECPAR Centro de Estudos Clinicos do Parana, Curitiba, Brazil
- TrialTech Tecnologia com Pesquisas em Medicamentos, Curitiba, Brazil
- Inst de Neurologia de Curitiba Hospital Ecoville, Curitiba, Brazil
- Instituto Mederi de Pesquisa e Saude, Passo Fundo, Brazil
- Ruschel Medicina e Pesquisa Clínica, Rio de Janeiro, Brazil
- Facili - Centro Integrado de Psiquiatria, São Bernardo do Campo, Brazil
- BR Trials-Ensaios Clinicos e Consultoria, São Paulo, Brazil
- ET Dr. Ivo Natsov-AIPSMC in Psychiatry, Cherven Bryag, Bulgaria
- DCC Higia, Pazardzhik, Bulgaria
- Medical center Medconsult Pleven OOD, Pleven, Bulgaria
- Mental Health Centre-Prof. N Shipkovenski EOOD, Sofia, Bulgaria
- DCC St. Vrach and St. St. Kuzma and Damian OOD, Sofia, Bulgaria
- UMHAT Alexandrovska EAD, Sofia, Bulgaria
- Psicomed Estudios Medicos, Antofagasta, Chile
- Biomedica Research Group, Santiago, Chile
- Especialidades Medicas L y S, Santiago, Chile
- CIC de la Universidad Catolica CICUC, Santiago, Chile
- Fakultni nemocnice u sv. Anny v Brne, Brno, Czechia
- BRAIN-SOULTHERAPY s.r.o, Kladno, Czechia
- AD71 s.r.o, Prague, Czechia
- Clinical s.r.o, Prague, Czechia
- Vestra Clinics s.r.o., Rychnov nad Kněžnou, Czechia
- Hôpital Lariboisière, Paris, France
- Hôpital La Grave, Toulouse, France
- ASST Spedali Civili di Brescia, Brescia, Italy
- Azienda Ospedaliera Universitaria OO. RR. S, Salerno, Italy
- Azienda Ospedaliera Card. G. Panico, Tricase, Italy
- Hospital Universitario Dr. Jose Eleuterio Gonzalez, Monterrey, Neuvo Leon, Mexico
- Iecsi S.C., Monterrey, Nuevo León, Mexico
- Neurociencias Estudios Clinicos, Culiacán, Sinaloa, Mexico
- Centro para el Des de la Med y de Asist Med Esp SC, Culiacán, Sinaloa, Mexico
- Hospital Universitario de Saltillo, Coahuila, Mexico
- Clinical Research Institute S.C, Estado de México, Mexico
- BIND Investigaciones S.C., San Luis Potosí City, Mexico
- Clinical Center Dr Dragisa Misovic Dedinje, Belgrade, Serbia
- Institute of Mental Health, Belgrade, Serbia
- Special Hospital for Cerebrovascular Diseases Sveti Sava, Belgrade, Serbia
- Special Hospital for Psychiatric Diseases, Gornja Toponica, Serbia
- Special Hospital for Psychiatric Diseases Kovin, Kovin, Serbia
- Janjic University Clinical Center Kragujevas, Kragujevac, Serbia
- Jovanovic University Clinical Centre of Kragujevac, Kragujevac, Serbia
- Petrovic University Clinical Center Kragujevac, Kragujevac, Serbia
- University Clinical Center Nis, Niš, Serbia
- The Catholic University of Korea, Seoul, Republic of Korea, South Korea
- Inha University Hospital, Incheon, South Korea
- Hanyang University Seoul Hospital, Seoul, South Korea
- Samsung Medical Center, Seoul, South Korea
- Seoul National University Boramae Medical Center, Seoul, South Korea
- Hospital Universitario Virgen Macarena, Seville, Spain
- Hospital Provincial de Zamora, Zamora, Spain
- Kaohsiung Municipal Ta-Tung Hospital, Kaohsiung City, Taiwan
- Kaohsiung Medical University Chung-Ho Memorial Hospital, Kaohsiung City, Taiwan
- E-DA Hospital, Kaohsiung City, Taiwan
Not medical advice. Trial0 is a navigation service, not a medical provider. Nothing here is medical advice or a recommendation to pursue any treatment; eligibility matching is informational, based on published registry criteria, and only the trial site or treating clinician can determine actual eligibility. Decisions belong with the patient and their own doctors. Registry data refreshed at most hourly; last update posted 2026-08-05.