Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 23, 2026, 2:21 PM 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.
Local D1 index available.
Filters: Condition: Parkinson Disease Clear all
Recruiting Not applicable Interventional

Neocortical Microarchitecture of Executive Function

NCT06778135
View directory record Official record
Conditions
Parkinson Disease
Interventions
Temporary implatation of large-scale intracranial electrode., brain electrode
Procedure · Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
45 Years to 85 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Jul 23, 2026, 2:21 PM EDT
Withdrawn Phase 2 Interventional

A Multidisciplinary Approach to Manage Gait Difficulty in Parkinson Patients

NCT02857244
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Duloxetine, Donepezil, Modafinil
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Not applicable Interventional Results available

Robotic Walking Device to Improve Mobility in Parkinson's Disease

NCT03751371
View directory record Official record
Conditions
Parkinson Disease
Interventions
Training with HWA device, Usual Care
Device · Other
Lead sponsor
Ohio State University
Other
Eligibility
50 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 17, 2023 · Synced Jul 23, 2026, 2:21 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 23, 2023 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Not applicable Interventional Results available

Investigating Central Neurophysiologic Correlates of Non-Motor Symptoms of Parkinson's Disease

NCT05205772
View directory record Official record
Conditions
Parkinson Disease, Autonomic Dysfunction, Depression
Interventions
transcranial magnetic stimulation
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
50 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Jul 23, 2026, 2:21 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Study to Investigate Vagus Nerve Stimulation to Augment Executive Function in Healthy and Cognitively Impaired Populations

NCT07424365
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI), Parkinsons Disease (PD), Healthy Adult
Interventions
transcutaneous auricular vagus nerve stimulation, sham stimulation
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Jul 23, 2026, 2:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Parkinson's Disease Biomarker Program

NCT01767818
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
30 Years and older
Enrollment
238 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 6, 2018 · Synced Jul 23, 2026, 2:21 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Clinical Validation of DystoniaNet Deep Learning Platform for Diagnosis of Isolated Dystonia

NCT05317390
View directory record Official record
Conditions
Dystonia, Drug Induced Dystonia, Parkinson Disease, Essential Tremor, Dyskinesias, Myoclonus, Tic Disorders, Torticollis, Ulnar Nerve Entrapment, Temporomandibular Joint Disorders, Dysphonia
Interventions
DystoniaNet-based diagnosis of isolated dystonia
Diagnostic Test
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Phase 3 Interventional Results available

Long-term Safety Study of Open-label Pramipexole Extended Release (ER) in Patients With Early Parkinson´s Disease (PD).

NCT00601523
View directory record Official record
Conditions
Parkinson Disease
Interventions
Placebo, Pramipexole
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
30 Years and older
Enrollment
511 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
10
States / cities
Sun City, Arizona • Tempe, Arizona • La Jolla, California + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2014 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Pembrolizumab (MK-3475) Plus Enzalutamide Plus Androgen Deprivation Therapy (ADT) Versus Placebo Plus Enzalutamide Plus ADT in Participants With Metastatic Hormone-Sensitive Prostate Cancer (mHSPC) (MK-3475-991/KEYNOTE-991)

NCT04191096
View directory record Official record
Conditions
Metastatic Hormone-Sensitive Prostate Cancer
Interventions
Pembrolizumab, Enzalutamide, Androgen Deprivation Therapy (ADT), Placebo
Biological · Drug · Other
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
1,251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
27
States / cities
Anchorage, Alaska • Duarte, California • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Parkinson's Disease and Digestive Health

NCT04032262
View directory record Official record
Conditions
Parkinson Disease, Constipation, Gastro-Intestinal Disorder
Interventions
Gastrointestinal and Parkinson's Disease
Diagnostic Test
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 19, 2023 · Synced Jul 23, 2026, 2:21 PM EDT
Terminated Not applicable Interventional Results available

Low Dose Niacin (Vitamin B3) for Parkinson's Disease

NCT03808961
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Niacin, Niacinamide, Placebo
Dietary Supplement · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
35 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 3, 2025 · Synced Jul 23, 2026, 2:21 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

WiiMote Game Controller as a Device to Study Movement Disorders

NCT00802191
View directory record Official record
Conditions
Parkinson Disease, Essential Tremor
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 31, 2014 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Phase 3 Interventional Results available

Open Label Extension (OLE) Study of the Safety and Clinical Utility of IPX203 in Parkinson's Disease (PD) Participants With Motor Fluctuations

NCT03877510
View directory record Official record
Conditions
Parkinson Disease
Interventions
IPX203
Drug
Lead sponsor
Impax Laboratories, LLC
Industry
Eligibility
40 Years and older
Enrollment
419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
50
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 40 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2023 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Phase 2 Interventional

A Study to Assess the PK and Pharmacodynamics of IPX203 in Patients With Advanced Parkinson's Disease

NCT02271503
View directory record Official record
Conditions
Parkinson's Disease
Interventions
CD-LD IR, IPX203 180 mg, IPX203 270 mg, Rytary 195 mg, Rytary 145 mg
Drug
Lead sponsor
Impax Laboratories, LLC
Industry
Eligibility
40 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
11
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Fountain Valley, California + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2019 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Phase 2 Interventional Results available

A Study of Suvecaltamide in Adults With Moderate to Severe Residual Tremor in Parkinson's Disease

NCT05642442
View directory record Official record
Conditions
Parkinson Disease, Tremor
Interventions
Placebo, Suvecaltamide
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
40 Years to 85 Years
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
21
States / cities
Scottsdale, Arizona • Los Angeles, California • Aurora, Colorado + 18 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Phase 2 Interventional

A Study to Assess Safety and Tolerability of Oral AZD3241 in Patients With Parkinson's Disease

NCT01603069
View directory record Official record
Conditions
Parkinson's Disease
Interventions
AZD3241 300 mg BID, AZD3241 600 mg BID, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
30 Years to 80 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
13
States / cities
Birmingham, Alabama • Long Beach, California • New Haven, Connecticut + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2013 · Synced Jul 23, 2026, 2:21 PM EDT
Recruiting Not applicable Interventional

Globus Pallidus Stimulation to Treat Insomnia

NCT04116996
View directory record Official record
Conditions
Parkinson Disease
Interventions
DEEP BRAIN STIMULATION
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 30, 2025 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Not applicable Interventional

ParkinStim: Transcranial Direct Current Stimulation for Parkinson's Disease

NCT02125383
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Active tDCS, Sham tDCS
Procedure
Lead sponsor
Great Lakes NeuroTechnologies Inc.
Industry
Eligibility
40 Years to 70 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 9, 2015 · Synced Jul 23, 2026, 2:21 PM EDT
Completed No phase listed Observational

Idiopathic Parkinson's Progression and Dopamine Transporter SPECT

NCT03531086
View directory record Official record
Conditions
Parkinson Disease
Interventions
Ioflupane I 123
Drug
Lead sponsor
Julie Gurwell
Other
Eligibility
40 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Nov 16, 2022 · Synced Jul 23, 2026, 2:21 PM EDT
Recruiting Not applicable Interventional

Balance Tele-Rehab in Parkinson's Disease

NCT05680597
View directory record Official record
Conditions
Parkinson Disease
Interventions
Balance Tele-Rehabilitation Agility Boot Camp (ABC)
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
55 Years to 85 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Not applicable Interventional Results available

An RCT of a Telemedicine Intervention for Hypokinetic Dysarthria in PD

NCT04617496
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Combined speech and exercise intervention, Health education
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years to 89 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Phase 1 Interventional

Phase 1 Safety and Tolerability of MEDI4736 in Combination With Dabrafenib and Trametinib or With Trametinib Alone

NCT02027961
View directory record Official record
Conditions
Melanoma
Interventions
Durvalumab, Dabrafenib, Trametinib
Biological · Drug
Lead sponsor
MedImmune LLC
Industry
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
7
States / cities
Scottsdale, Arizona • Los Angeles, California • San Francisco, California + 4 more
Source: ClinicalTrials.gov public record
Updated May 16, 2019 · Synced Jul 23, 2026, 2:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Whole Body Periodic Acceleration on Activity and Sleep In Parkinson's Disease

NCT02874261
View directory record Official record
Conditions
Sleep Disorders, Physical Activity
Interventions
Whole Body Periodic Acceleration
Device
Lead sponsor
New York Institute of Technology
Other
Eligibility
50 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Old Westbury, New York
Source: ClinicalTrials.gov public record
Updated Oct 1, 2017 · Synced Jul 23, 2026, 2:21 PM EDT