Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 5, 2026, 7:16 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1273–1296 of 1,413 matching trials from the live ClinicalTrials.gov search.
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
Conditions
Parkinson' Disease
Interventions
Blood flow restriction (BFR) and aerobic exercise via recumbent stepping (Nu-Step)
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Francisco, California
Conditions
Parkinson Disease, Dyskinesia, Drug-Induced
Interventions
Intravenous Infusion
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
3
States / cities
Portland, Oregon • Seattle, Washington
Conditions
Parkinson's Disease
Interventions
Minzasolmin (UCB0599)
Drug
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
40 Years to 78 Years
Enrollment
428 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
41
States / cities
Phoenix, Arizona • Fountain Valley, California • Fresno, California + 35 more
Conditions
Parkinson Disease Psychosis
Interventions
Iloperidone
Drug
Lead sponsor
Vanda Pharmaceuticals
Industry
Eligibility
65 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
St. Petersburg, Florida
Conditions
Dyskinesias, Parkinson Disease, Movement Disorders, Parkinsonian Disorders, Anti-Dyskinesia Agents
Interventions
AFQ056
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
Not listed
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
3
States / cities
Englewood, Colorado • Kansas City, Kansas • Milwaukee, Wisconsin
Conditions
Advanced Parkinson's Disease
Interventions
Levodopa carbidopa intestinal gel (LCIG), Placebo Gel, Levodopa-carbidopa (LC) oral encapsulated immediate release (IR) tablets, Placebo (PBO) oral capsules, CADD-Legacy® 1400 ambulatory infusion pump, PEG tube, J-tube
Drug · Device
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
30 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
11
States / cities
Birmingham, Alabama • Fountain Valley, California • Oceanside, California + 8 more
Conditions
Healthy Volunteer
Interventions
[18F]MNI-444
Drug
Lead sponsor
Invicro
Other
Eligibility
30 Years and older
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 3 Interventional Results available

Flexible-Dose Trial in Early Parkinson's Disease (PD)

NCT04223193
Conditions
Parkinson Disease
Interventions
Tavapadon, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
40 Years to 80 Years
Enrollment
304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
18
States / cities
Fresno, California • Boca Raton, Florida • Maitland, Florida + 14 more
Conditions
Parkinson's Disease
Interventions
acamprosate
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Houston, Texas
Conditions
Parkinson's Disease
Interventions
BIIB094, Placebo
Drug
Lead sponsor
Ionis Pharmaceuticals, Inc.
Industry
Eligibility
35 Years to 80 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
7
States / cities
Chicago, Illinois • Farmington Hills, Michigan • Cleveland, Ohio + 4 more
Conditions
Parkinson Disease
Interventions
AP-472, Placebo
Drug · Other
Lead sponsor
Appello Pharmaceuticals, Inc.
Industry
Eligibility
30 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
30
States / cities
Little Rock, Arkansas • Carlsbad, California • Los Alamitos, California + 25 more
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
University of Kentucky
Other
Eligibility
Not listed
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Parkinson's Disease
Interventions
Deep Brain Stimulation management
Device
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 100 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Dysphagia, Parkinson Disease
Interventions
Aria Sensor
Device
Lead sponsor
Northwestern University
Other
Eligibility
22 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Evanston, Illinois
Conditions
Parkinson's Disease
Interventions
Memantine, placebo
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Houston, Texas
Conditions
Idiopathic Parkinson's Disease, Drug Induced Dyskinesia
Interventions
Topiramate, Placebo, Amantadine
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
30 Years to 90 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
5
States / cities
Birmingham, Alabama • Tampa, Florida • Chicago, Illinois + 2 more
Conditions
Parkinson's Disease
Interventions
IRX4204
Drug
Lead sponsor
Io Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Parkinson Disease, Amyotrophic Lateral Sclerosis
Interventions
Incobotulinum Toxin A, placebo
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
20 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Parkinson's Disease (PD)
Interventions
TMS+ Gait training
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
50 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Phase 2 Interventional Results available

Buspirone in Parkinson's Disease

NCT02803749
Conditions
Parkinson Disease, Anxiety
Interventions
Buspirone, Placebo
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Rochester, New York
Conditions
Idiopathic Parkinson's Disease
Interventions
Istradefylline 40 mg, Istradefylline 20 mg, Placebo
Drug
Lead sponsor
Kyowa Kirin Co., Ltd.
Industry
Eligibility
30 Years and older
Enrollment
613 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
41
States / cities
Phoenix, Arizona • Sun City, Arizona • Tucson, Arizona + 36 more
Conditions
Parkinson's Disease
Interventions
florbetapir F 18
Drug
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
60 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Dementia-related Psychosis
Interventions
Placebo, Pimavanserin 34 mg, Pimavanserin 20 mg
Drug
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
392 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
27
States / cities
Costa Mesa, California • Fullerton, California • Aventura, Florida + 22 more