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ClinicalTrials.gov public records Last synced Oct 11, 2026, 9:09 PM EDT

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Showing 97–120 of 148 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Parkinson' Disease Dementia Clear all
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Brain Health Registry: An Online Registry to Identify and Assess Subjects for Brain Research

NCT02402426
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 13, 2026 · Synced Oct 11, 2026, 9:09 PM EDT
Active, not recruiting Phase 2 Interventional

NYX-458 in Subjects With Mild Cognitive Impairment or Mild Dementia Due to Parkinson's Disease or Lewy Body Dementia (Cognition, Memory, Attention, Thinking)

NCT04148391
View directory record Official record
Conditions
Mild Cognitive Impairment, Mild Dementia, Parkinson Disease, Lewy Body Disease
Interventions
Placebo Oral Capsule, NYX-458
Drug
Lead sponsor
Aptinyx
Industry
Eligibility
50 Years to 80 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
26
States / cities
Scottsdale, Arizona • Fresno, California • Simi Valley, California + 20 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2022 · Synced Oct 11, 2026, 9:09 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

North American Prodromal Synucleinopathy Consortium Stage 2

NCT05826457
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 13, 2026 · Synced Oct 11, 2026, 9:09 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate a Potential PET Radioligand for Imaging Alpha-synuclein Deposits in the Brain

NCT06445465
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 19, 2025 · Synced Oct 11, 2026, 9:09 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Visual Hallucinations in Lewy Body Diseases

NCT07849413
View directory record Official record
Conditions
Lewy Body Disease, Lewy Body Dementia, Parkinson Disease, Parkinson Disease Dementia, Visual Hallucinations
Interventions
Behavioral Tasks, MRI/MEG Scans
Behavioral · Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 90 Years
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 11, 2026, 9:09 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of [123I]MNI-420 and SPECT as a Marker of the Adenosine A2a Receptor in PD, HD and Healthy Subjects.

NCT00970229
View directory record Official record
Conditions
Parkinson Disease, Huntington Disease
Interventions
[123I]MNI-420
Drug
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 6, 2017 · Synced Oct 11, 2026, 9:09 PM EDT
Recruiting No phase listed Observational

Parkinson's Disease and Movement Disorders Clinical Database

NCT04997642
View directory record Official record
Conditions
Parkinson Disease, Parkinson Disease Dementia, Lewy Body Parkinson Disease, Lewy Body Dementia With Behavioral Disturbance
Interventions
neuropsychiatric and cognitive testing questionnaires
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Oct 11, 2026, 9:09 PM EDT
Completed Not applicable Interventional Results available

Memantine for Treatment of Cognitive Impairment in Patients With Parkinson's Disease and Dementia

NCT00294554
View directory record Official record
Conditions
Parkinson's Disease, Cognitive Impairment, Dementia
Interventions
Memantine, Placebo Oral Tablet
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 12, 2017 · Synced Oct 11, 2026, 9:09 PM EDT
Completed Phase 3 Interventional Results available

Long-term Safety of Rivastigmine Capsule and Patch in Patients With Mild to Moderately-severe Dementia Associated With Parkinson's Disease (PDD)

NCT00623103
View directory record Official record
Conditions
Parkinson's Disease Dementia
Interventions
Rivastigmine capsule, Rivastigmine transdermal patch
Drug
Lead sponsor
Novartis
Industry
Eligibility
50 Years to 85 Years
Enrollment
583 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
17
States / cities
Birmingham, Alabama • Phoenix, Arizona • Reseda, California + 14 more
Source: ClinicalTrials.gov public record
Updated Nov 28, 2011 · Synced Oct 11, 2026, 9:09 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

The Relationship Between Neuropsychological Testing and MRI, PET and COBRE - Project 1: AIM 2 (GE-180)

NCT03702816
View directory record Official record
Conditions
Alzheimer Disease, Parkinson Disease, Inflammation
Interventions
GE180 PET Scan
Drug
Lead sponsor
Aaron Ritter, MD
Other
Eligibility
55 Years to 90 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated May 24, 2023 · Synced Oct 11, 2026, 9:09 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Telehealth in Lewy Body Dementia

NCT05014971
View directory record Official record
Conditions
Lewy Body Dementia With Behavioral Disturbance, Lewy Body Parkinson Disease, Lewy Body Disease
Interventions
Tele-neurohub
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 11, 2026, 9:09 PM EDT
Terminated Phase 2 Interventional Results available

ATH-1017 Treatment in Subjects With Parkinson's Disease Dementia or Dementia With Lewy Bodies (SHAPE Trial)

NCT04831281
View directory record Official record
Conditions
Parkinson Disease Dementia, Dementia With Lewy Bodies
Interventions
ATH-1017, Placebo
Drug
Lead sponsor
LeonaBio
Industry
Eligibility
40 Years to 85 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
10
States / cities
Boca Raton, Florida • West Palm Beach, Florida • Decatur, Georgia + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Oct 11, 2026, 9:09 PM EDT
Withdrawn Not applicable Interventional

Treating Sleep/Wake Cycle Disturbances in Basal Ganglia Disorders With Ramelteon

NCT00907595
View directory record Official record
Conditions
Huntington's Disease, Parkinson's Disease, Dementia With Lewy Bodies, Sleep Disorders, Circadian Dysregulation
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
20 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 6, 2012 · Synced Oct 11, 2026, 9:09 PM EDT
Recruiting No phase listed Observational

Distinguishing Between Alzheimer's Disease, Lewy Body Dementia, and Parkinson's Disease

NCT03019757
View directory record Official record
Conditions
Alzheimer's Disease, Lewy Body Dementia, Parkinson's Disease
Interventions
DaTscan, F18-AV-45, FDG-PET, APOE genotype, Polysomnogram, Clinical Assessment
Radiation · Genetic · Procedure + 1 more
Lead sponsor
Douglas Scharre
Other
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 30, 2025 · Synced Oct 11, 2026, 9:09 PM EDT
Enrolling by invitation No phase listed Observational

North American Prodromal Synucleinopathy Consortium

NCT03623672
View directory record Official record
Conditions
REM Sleep Behavior Disorder, Parkinson Disease, Lewy Body Disease, 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
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
9
States / cities
Sun City, Arizona • Los Angeles, California • Redwood City, California + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2024 · Synced Oct 11, 2026, 9:09 PM EDT
Recruiting Not applicable Interventional

Using the EHR to Advance Genomic Medicine Across a Diverse Health System

NCT06377033
View directory record Official record
Conditions
Genetic Predisposition, Paraganglioma, Pheochromocytoma, ALS, Parkinson Disease, Polyneuropathies, Frontotemporal Dementia, Alzheimer Disease, Cardiomyopathy Non-ischemic, Thoracic Aortic Aneurysm
Interventions
Behavioral nudge
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 11, 2026, 9:09 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of [18F]MNI-777 PET as a Marker of Tau Pathology in Subjects With Tauopathies Compared to Healthy Subjects

NCT02103894
View directory record Official record
Conditions
Alzheimer's Disease (AD), Parkinson's Disease (PD), Chronic Traumatic Encephalopathy (CTE), Progressive Supranuclear Palsy (PSP), Frontal Temporal Dementia (FTD), Pick's Disease, Tauopathies
Interventions
[18F]T807 ([18F]MNI-777)
Drug
Lead sponsor
Molecular NeuroImaging
Other
Eligibility
18 Years to 85 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 16, 2016 · Synced Oct 11, 2026, 9:09 PM EDT
Completed Not applicable Interventional Results available

Measurement and Modification of Threat Interpretation Bias in Neurodegenerative Movement Disorders (Aims 2 & 3)

NCT05126862
View directory record Official record
Conditions
Huntington Disease, Parkinson Disease
Interventions
MindTrails
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
21 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 20, 2024 · Synced Oct 11, 2026, 9:09 PM EDT
Completed No phase listed Observational

Speech Accessibility Project

NCT05889260
View directory record Official record
Conditions
Parkinson Disease, Progressive Supranuclear Palsy, Multiple System Atrophy, Dementia With Lewy Bodies
Interventions
Not listed
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Denver, Colorado • Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 17, 2025 · Synced Oct 11, 2026, 9:09 PM EDT
Completed Phase 2 Interventional Results available

Study Evaluating Intepirdine (RVT-101) on Gait and Balance in Subjects With Dementia

NCT02910102
View directory record Official record
Conditions
Alzheimer's Disease, Dementia With Lewy Bodies, Parkinson's Disease Dementia
Interventions
RVT-101 35 mg, Placebo
Drug
Lead sponsor
Axovant Sciences Ltd.
Industry
Eligibility
50 Years to 89 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
11
States / cities
Phoenix, Arizona • Simi Valley, California • Temecula, California + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2020 · Synced Oct 11, 2026, 9:09 PM EDT
Active, not recruiting Not applicable Interventional

PERSEVERE: Peer Mentor Support and Caregiver Education in Lewy Body Dementia

NCT06389032
View directory record Official record
Conditions
Lewy Body Dementia, Parkinson Disease Dementia, Dementia With Lewy Bodies, Lewy Body Disease
Interventions
Peer Mentor Support and Caregiver Education, Caregiver Education
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
622 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 20, 2026 · Synced Oct 11, 2026, 9:09 PM EDT
Recruiting Phase 1Phase 2 Interventional

Phase 2 Trial of Tributyrin in People With Parkinson's Disease and Cognitive Impairments

NCT07154511
View directory record Official record
Conditions
Parkinson Disease, Parkinson Disease Dementia
Interventions
Tributyrin, Placebo
Drug
Lead sponsor
Prabesh Kanel
Other
Eligibility
45 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Oct 11, 2026, 9:09 PM EDT
Not listed Phase 1 Interventional

A Study to Assess the Safety of BMS-984923 Compared to Placebo, in People With Parkinson's

NCT06309147
View directory record Official record
Conditions
Parkinson Disease
Interventions
BMS-9894923
Drug
Lead sponsor
Allyx Therapeutics
Industry
Eligibility
50 Years to 80 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 18, 2024 · Synced Oct 11, 2026, 9:09 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Innovations in Dementia Empowerment and Action

NCT03550131
View directory record Official record
Conditions
Alzheimer Disease, Dementia, Mild Cognitive Impairment, Parkinson Disease Dementia, Lewy Body Dementia, Vascular Dementia
Interventions
Innovations in Dementia Empowerment and Action (IDEA), Reducing Disabilities in Alzheimer's Disease (RDAD)
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
50 Years and older
Enrollment
322 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 25, 2024 · Synced Oct 11, 2026, 9:09 PM EDT