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ClinicalTrials.gov public records Last synced May 22, 2026, 12:05 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Parkinson Disease Dementia Clear all
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson Disease, Alzheimer Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
55 Years to 90 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced May 22, 2026, 12:05 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Alzheimer's Disease, Mild Cognitive Impairment, Vascular Dementia, Fronto-temporal Dementia, Primary Progressive Aphasia, Parkinson' Disease Dementia, Mixed Dementia
Interventions
Not listed
Lead sponsor
Exonhit
Industry
Eligibility
21 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
3
States / cities
Las Vegas, Nevada • Cleveland, Ohio • Lakewood, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 5, 2012 · Synced May 22, 2026, 12:05 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
REM Sleep Behavior Disorder, Parkinson Disease, Lewy Body Dementia, Dementia With Lewy Bodies, Multiple System Atrophy, REM Sleep Parasomnias
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
8
States / cities
Los Angeles, California • Redwood City, California • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced May 22, 2026, 12:05 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson Disease, Alzheimer Disease, Healthy Controls, Multiple Sclerosis
Interventions
[123I]CLINDE
Drug
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
30 Years to 50 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 2, 2019 · Synced May 22, 2026, 12:05 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
40 Years to 70 Years
Enrollment
174 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 2, 2015 · Synced May 22, 2026, 12:05 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Dementia, Alzheimer's Disease, Parkinson Disease, Huntington Disease
Interventions
Not listed
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 26, 2012 · Synced May 22, 2026, 12:05 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Parkinson Disease
Interventions
GRF6021, Placebo
Drug · Other
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
40 Years to 85 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
19
States / cities
Little Rock, Arkansas • Englewood, Colorado • Doral, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated May 8, 2022 · Synced May 22, 2026, 12:05 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson's Disease, Alzheimer's Disease, Progressive Supranuclear Palsy, Essential Tremor, Multiple System Atrophy, Drug Induced Parkinson's Disease, Diffuse Lewy Body Disease, Myasthenia Gravis, Spinal Cord Injuries
Interventions
Electrical Brainstem Responses, Olfactory Tests, Visual Deprivation, Peripheral Nerve Stimulation
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 80 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 17, 2019 · Synced May 22, 2026, 12:05 AM EDT
Active, not recruiting Phase 4 Interventional
View directory record Official record
Conditions
Parkinson Disease, Osteoporosis, Parkinsonism, Parkinson's Disease and Parkinsonism, Atypical Parkinsonism, Progressive Supranuclear Palsy, Multiple System Atrophy, Vascular Parkinsonism, Dementia With Lewy Bodies
Interventions
Zoledronic Acid 5Mg/Bag 100Ml Inj, Placebo
Drug · Other
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
60 Years and older
Enrollment
2,650 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
77
States / cities
Scottsdale, Arizona • Fayetteville, Arkansas • Little Rock, Arkansas + 58 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2025 · Synced May 22, 2026, 12:05 AM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Lewy Body Dementia, Parkinson Disease
Interventions
Sitagliptin, Dapagliflozin, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
45 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced May 22, 2026, 12:05 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson Disease, Multiple System Atrophy, REM Sleep Behavior Disorder, Pure Autonomic Failure, Dementia With Lewy Bodies
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 1, 2020 · Synced May 22, 2026, 12:05 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Mild Cognitive Impairment, Dementia
Interventions
CST-2032, matching placebo for CST-2032, CST-107, matching placebo for CST-107
Drug
Lead sponsor
CuraSen Therapeutics, Inc.
Industry
Eligibility
50 Years to 85 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
14
States / cities
Scottsdale, Arizona • Lafayette, California • Boca Raton, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2025 · Synced May 22, 2026, 12:05 AM EDT
Withdrawn Phase 1 Interventional
View directory record Official record
Conditions
Parkinson Disease, Dementia
Interventions
Active Investigational Treatment ENT-01
Drug
Lead sponsor
Enterin Inc.
Industry
Eligibility
30 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Fresno, California • Toms River, New Jersey • Dayton, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 29, 2024 · Synced May 22, 2026, 12:05 AM EDT
Withdrawn No phase listed Observational
View directory record Official record
Conditions
Parkinson Disease, Parkinsons Disease With Dementia, Parkinson-Dementia Syndrome, Parkinson Disease 2, Parkinson Disease 3, Parkinson Disease 4
Interventions
No Intervention
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2025 · Synced May 22, 2026, 12:05 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Alzheimer's Disease, Multiple Sclerosis, Parkinson's Disease, Huntington's Disease, Amyotrophic Lateral Sclerosis (ALS)
Interventions
Not listed
Lead sponsor
Sanguine Biosciences
Industry
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Sherman Oaks, California
Source: ClinicalTrials.gov public record
Updated Nov 21, 2023 · Synced May 22, 2026, 12:05 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Patients With Synucleinopathies, Neurogenic Orthostatic Hypotension, Pure Autonomic Failure, REM Sleep Behavior Disorder, Parkinson Disease, Dementia With Lewy Bodies, Multiple System Atrophy, Shy-Drager Disease
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
5
States / cities
Boston, Massachusetts • Ann Arbor, Michigan • Rochester, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced May 22, 2026, 12:05 AM EDT
Not listed No phase listed Observational
View directory record Official record
Conditions
PSP - Progressive Supranuclear Palsy, PD - Parkinson's Disease, AD - Alzheimer's Disease, ALS (Amyotrophic Lateral Sclerosis)
Interventions
Pupillometry
Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
55 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 6, 2017 · Synced May 22, 2026, 12:05 AM EDT
Terminated Phase 2 Interventional
View directory record Official record
Conditions
Lewy Body Dementia, Dementia With Lewy Bodies, Parkinson's Disease Dementia, Visual Hallucinations, REM Sleep Behavior Disorder
Interventions
Nelotanserin
Drug
Lead sponsor
Axovant Sciences Ltd.
Industry
Eligibility
50 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
19
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Boca Raton, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2019 · Synced May 22, 2026, 12:05 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Parkinson's Disease, Parkinsonism, MSA - Multiple System Atrophy, Progressive Supranuclear Palsy, Shy-Drager Syndrome, Corticobasal Degeneration, Dementia With Lewy Bodies, Pick Disease, Olivopontocerebellar Atrophies
Interventions
Not listed
Lead sponsor
Bastyr University
Other
Eligibility
19 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2030
U.S. locations
1
States / cities
Kenmore, Washington
Source: ClinicalTrials.gov public record
Updated Mar 24, 2022 · Synced May 22, 2026, 12:05 AM EDT
Recruiting Early Phase 1 Interventional
View directory record Official record
Conditions
Tauopathies
Interventions
18F-JSS20-183A PET, Brain MRI, Amyloid PET, Neurological Assessments
Drug · Diagnostic Test · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
40 Years to 85 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
2
States / cities
San Francisco, California • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced May 22, 2026, 12:05 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Alpha-Synucleinopathy, Parkinson's Disease, Dementia With Lewy Bodies, Multisystem Atrophy
Interventions
[18F]MNI-1216
Drug
Lead sponsor
Invicro
Other
Eligibility
21 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 18, 2025 · Synced May 22, 2026, 12:05 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson Disease, Diabetes Mellitus, Type 1, Macular Degeneration, ALS, Cancer, Alzheimer Disease, Huntington Disease
Interventions
Biological sample collection
Other
Lead sponsor
New York Stem Cell Foundation Research Institute
Other
Eligibility
1 Month to 100 Years
Enrollment
1,279 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 1, 2024 · Synced May 22, 2026, 12:05 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Lewy Body Disease, Parkinson Disease Dementia, Dementia With Lewy Bodies
Interventions
Peer mentor support and caregiver intervention, Focus group to provide feedback on educational materials and mentoring program
Behavioral · Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
21 Years to 90 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 24, 2023 · Synced May 22, 2026, 12:05 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Healthy, Neurodegenerative Disease
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
200,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced May 22, 2026, 12:05 AM EDT