Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 9, 2026, 11:55 AM EDT

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Showing 97–120 of 1,409 matching trials from the live ClinicalTrials.gov search.
Conditions
Early Stage Parkinson Disease
Interventions
Pardaprunox, pramipexole, Placebo Comparator
Drug
Lead sponsor
Solvay Pharmaceuticals
Industry
Eligibility
30 Years and older
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
17
States / cities
Birmingham, Alabama • Oceanside, California • Oxnard, California + 13 more
Conditions
Amyotrophic Lateral Sclerosis (ALS), Parkinson Disease (PD), Alzheimer Disease (AD), Multiple Sclerosis (MS)
Interventions
18F-OP-801
Drug
Lead sponsor
Ashvattha Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
San Francisco, California • Stanford, California • Jacksonville, Florida
Conditions
Parkinson Disease (PD)
Interventions
Guided Cycling, Non-Contact Boxing, Traditional Physical Therapy Program (Standard of Care)
Behavioral
Lead sponsor
University of Texas, El Paso
Other
Eligibility
50 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
El Paso, Texas
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
1,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2011
U.S. locations
52
States / cities
Phoenix, Arizona • Fountain Valley, California • Irvine, California + 43 more
Conditions
Dyskinesia, Levodopa Induced Dyskinesia, Parkinson's Disease
Interventions
ADS-5102 (extended release amantadine HCl)
Drug
Lead sponsor
Adamas Pharmaceuticals, Inc.
Industry
Eligibility
30 Years to 85 Years
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
33
States / cities
Sun City, Arizona • Fountain Valley, California • Long Beach, California + 30 more
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Parkinson's Disease Psychosis
Interventions
Pimavanserin tartrate (ACP-103), Placebo
Drug
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Eligibility
40 Years and older
Enrollment
298 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
36
States / cities
Gilbert, Arizona • Phoenix, Arizona • Berkeley, California + 33 more
Conditions
Parkinson's Disease, Essential Tremor, Dystonia, Obsessive Compulsive Disorder
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Parkinson Disease
Interventions
CVT-301 (Dose Level 1), CVT-301 (Dose Level 2), Sinemet®
Drug
Lead sponsor
Acorda Therapeutics
Industry
Eligibility
25 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Parkinson Disease
Interventions
Pridopidine, Placebo
Drug
Lead sponsor
Prilenia
Industry
Eligibility
30 Years to 85 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
33
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 27 more
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
23andMe, Inc.
Industry
Eligibility
18 Years and older
Enrollment
13,576 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
Mountain View, California
Conditions
Early Parkinson Disease
Interventions
K0706, placebo
Drug · Other
Lead sponsor
Sun Pharma Advanced Research Company Limited
Industry
Eligibility
50 Years and older
Enrollment
513 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
34
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 30 more
Conditions
Parkinson's Disease
Interventions
Activa PC+S
Device
Lead sponsor
Vibhor Krishna
Other
Eligibility
22 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Completed Phase 3 Interventional Results available

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

NCT04201093
Conditions
Parkinson Disease
Interventions
Tavapadon, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
40 Years to 80 Years
Enrollment
529 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
27
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Fountain Valley, California + 24 more
Conditions
Parkinson's Disease
Interventions
droxidopa, Placebo
Drug
Lead sponsor
Colorado Springs Neurological Associates
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Colorado Springs, Colorado
Conditions
Parkinson's Disease
Interventions
Diffusion Weighted Imaging (DWI)
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers

Parkinson's Autonomic Responses to Treadmill Walking

NCT03156400
Conditions
Parkinson Disease, Autonomic Dysfunction
Interventions
Exercise Stress Test
Other
Lead sponsor
University of Miami
Other
Eligibility
50 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Coral Gables, Florida
Conditions
Parkinson's Disease
Interventions
AAV-hAADC-2
Genetic
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
40 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
1
States / cities
San Francisco, California
Conditions
Parkinson's Disease
Interventions
Exenatide
Drug
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 77 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Gainesville, Florida
Completed No phase listed Observational Accepts healthy volunteers

Fox Investigation for New Discovery of Biomarkers

NCT01705327
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
Michael J. Fox Foundation for Parkinson's Research
Other
Eligibility
55 Years to 93 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
7
States / cities
Birmingham, Alabama • Chicago, Illinois • Minneapolis, Minnesota + 2 more
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
University of Delaware
Other
Eligibility
21 Years to 100 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
Newark, Delaware
Conditions
Depression, Parkinson's Disease (PD)
Interventions
Psilocybin (drug)
Drug
Lead sponsor
Yale University
Other
Eligibility
40 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

The Meals Study for Amyotrophic Lateral Sclerosis and Parkinson's Disease

NCT07625605
Conditions
Amyotrophic Lateral Sclerosis (ALS), Parkinson's Disease (PD)
Interventions
The MIND diet
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
30 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
3
States / cities
Elizabethton, Tennessee • Knoxville, Tennessee
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Gait Analysis in Neurological Disease

NCT02994719
Conditions
Parkinson's Disease, Parkinsonian Disorders, Atypical Parkinson Disease, Progressive Supranuclear Palsy, Multiple System Atrophy, Corticobasal Degeneration, Gait, Frontal, Huntington Disease, Ataxia, Spinocerebellar
Interventions
Anti-Parkinson medication, Deep Brain Stimulation
Drug · Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts