Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 5, 2026, 6:21 PM EDT

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Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
Conditions
Alzheimer Disease, Psychosis
Interventions
KarXT, KarX-EC, KarXT + KarX-EC Arm Matching Placebo
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
55 Years to 90 Years
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
6
States / cities
Gilbert, Arizona • Chino, California • Naples, Florida + 2 more
Conditions
Schizophrenia, Alzheimer Disease
Interventions
Placebo matching BI 409306 25 mg, Placebo matching BI 409306 50 mg, BI 409306 25 mg, BI 409306 50 mg
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
3
States / cities
La Jolla, California • Eatontown, New Jersey • Austin, Texas
Completed Phase 4 Interventional Results available

Antipsychotic Discontinuation in Alzheimer's Disease

NCT00417482
Conditions
Alzheimer Disease, Psychotic Disorders, Agitation, Aggression
Interventions
risperidone
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
50 Years to 95 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
7
States / cities
Tuscaloosa, Alabama • Los Angeles, California • Norwalk, Connecticut + 3 more
Conditions
Psychosis Associated With Alzheimer's Disease
Interventions
KarXT, Placebo
Drug
Lead sponsor
Karuna Therapeutics, Inc., a Bristol Myers Squibb company
Industry
Eligibility
55 Years to 90 Years
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
59
States / cities
Homewood, Alabama • Phoenix, Arizona • Encino, California + 38 more
Conditions
Alzheimer Disease
Interventions
aripiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
55 Years to 95 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2003
U.S. locations
41
States / cities
Tuscaloosa, Alabama • Scottsdale, Arizona • Cerritos, California + 38 more
Completed No phase listed Observational Accepts healthy volunteers

In Vivo Imaging of Therapeutic Electric Current Flow

NCT02453763
Conditions
Parkinson Disease, Epilepsy, Alzheimer's Disease, Stroke, Autism, Depression, Schizophrenia
Interventions
Transcranial direct current stimulation, MRI
Device · Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 30 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Agitation Associated With Alzheimer's Disease, Alzheimer's Type, Mental Disorder, Nervous System Diseases
Interventions
Not listed
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
Not listed
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
28
States / cities
Tuscaloosa, Alabama • Costa Mesa, California • Lakewood, California + 21 more
Conditions
Agitation Associated With, Alzheimer's Disease, Alzheimer's Type, Mental Disorder, Nervous System Diseases
Interventions
Brexpiprazole, OPC-34712
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
55 Years to 90 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
28
States / cities
Imperial, California • Lakewood, California • Long Beach, California + 21 more
Conditions
Alzheimer Disease, Dementia Alzheimers, Dementia, Cognitive Impairment, Mild Cognitive Impairment, Neurodegenerative Diseases, Neurocognitive Disorders, Neurocognitive Dysfunction, Cognitive Dysfunction, Mental Disorder
Interventions
Emerald Device Monitoring
Device
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Belmont, Massachusetts
Completed Phase 4 Interventional Accepts healthy volunteers

Side Effects of Newer Antipsychotics in Older Adults

NCT00245206
Conditions
Schizophrenia, Alzheimer's Disease, Dementia
Interventions
Aripiprazole, Olanzapine, Risperidone
Drug
Lead sponsor
Veterans Medical Research Foundation
Other
Eligibility
40 Years and older
Enrollment
406 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
San Diego, California
Conditions
Alzheimer's Disease
Interventions
Elpipodect, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
65 Years to 85 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
8
States / cities
Santa Ana, California • Cutler Bay, Florida • Hallandale, Florida + 5 more
Conditions
Chronic Insomnia, Sleep Deprivation, REM Behavior Disorder, REM Sleep Behavior Disorder, REM Sleep Measurement, Insomnia, Insomnia Related to Specified Disorder, Insomnia Due to Other Mental Disorder, Insomnia Comorbid to Psychiatric Disorder, Insomnia Due to Anxiety and Fear, Insomnia Related to Another Mental Condition, Insomnia Disorders, Idiopathic Hypersomnia, Sleep Disorders, Circadian Rhythm, Post Trauma Nightmares, PTSD - Post Traumatic Stress Disorder, Sleep Quality, Anesthesia, Anxiety, Depression, Mental Health, Alzheimer Disease or Associated Disorder, Parkinsons, Circadian Rhythm, Circadian Dysregulation, PTSD, Post-Traumatic, Post-Traumatic Stress Disorder Complex, Military Combat Stress Reaction, Sleep, Military Activity, Veterans, Shift Work Sleep Disorder, Menopause Related Conditions, Pain, Cancer Pain, Athletes
Interventions
PROSOMNIA Sleep Therapy™ (PSTx), Anesthesia-Induced Sleep Therapy, Diprivan (propofol), Astra-Zeneca, Continuous EEG Monitoring
Procedure · Drug · Device
Lead sponsor
Nyree Penn
Industry
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Aventura, Florida
Conditions
Alzheimer Disease
Interventions
KarXT, Placebo
Drug
Lead sponsor
Karuna Therapeutics, Inc., a Bristol Myers Squibb company
Industry
Eligibility
55 Years to 90 Years
Enrollment
406 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
102
States / cities
Chandler, Arizona • Gilbert, Arizona • Phoenix, Arizona + 71 more
Conditions
Psychosis Associated With Alzheimer's Disease
Interventions
ML-007C-MA, Placebo
Drug
Lead sponsor
MapLight Therapeutics
Industry
Eligibility
55 Years to 90 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
37
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 30 more
Conditions
Alzheimer Disease, Healthy Subjects
Interventions
NSA-789, placebo
Drug · Other
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 99 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Glendale, California
Conditions
Psychosis and Behavioral Disturbances Associated With Dementia of the Alzheimer's Type
Interventions
bifeprunox, Placebo
Drug
Lead sponsor
Solvay Pharmaceuticals
Industry
Eligibility
65 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
35
States / cities
Phoenix, Arizona • Carson, California • Long Beach, California + 28 more
Completed Not applicable Interventional

CATIE-Alzheimer's Disease Trial

NCT00015548
Conditions
Alzheimer's Disease
Interventions
Olanzapine, Quetiapine, Risperidone, Citalopram
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
34
States / cities
Tuscaloosa, Alabama • Irvine, California • Los Angeles, California + 29 more
Conditions
Alzheimer's Disease Psychosis
Interventions
ACP-204
Drug
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Eligibility
55 Years to 95 Years
Enrollment
752 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
21
States / cities
Costa Mesa, California • Fresno, California • Garden Grove, California + 8 more
Conditions
Agitation Associated With, Alzheimer's Disease, Alzheimer's Type, Mental Disorder, Nervous System Diseases
Interventions
Brexpiprazole, OPC-34712, Placebo Oral Tablet
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
55 Years to 90 Years
Enrollment
433 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
37
States / cities
Tuscaloosa, Alabama • Phoenix, Arizona • Bellflower, California + 25 more
Conditions
Alzheimer Disease
Interventions
active tDCS
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
60 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Houston, Texas • San Antonio, Texas
Conditions
Alzheimer Disease
Interventions
aripiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
55 Years to 95 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2003
U.S. locations
6
States / cities
Rosemead, California • Miami, Florida • Nashville, Tennessee + 3 more
Conditions
Psychosis Associated With Alzheimer's Disease
Interventions
KarXT, Placebo
Drug
Lead sponsor
Karuna Therapeutics, Inc., a Bristol Myers Squibb company
Industry
Eligibility
55 Years to 90 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
70
States / cities
Chandler, Arizona • Phoenix, Arizona • Anaheim, California + 43 more
Conditions
Psychotic Disorders, Alzheimer Disease
Interventions
ITI-1284, Placebo
Drug
Lead sponsor
Intra-Cellular Therapies, Inc.
Industry
Eligibility
55 Years and older
Enrollment
370 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
28
States / cities
Anaheim, California • Los Alamitos, California • Newport Beach, California + 20 more
Conditions
Alzheimer's Disease Psychosis
Interventions
ACP-204, Placebo
Drug
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Eligibility
55 Years to 95 Years
Enrollment
1,074 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
50
States / cities
Chandler, Arizona • Scottsdale, Arizona • Anaheim, California + 34 more