Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 7, 2026, 6:20 AM EDT

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Showing 1–24 of 315 matching trials from the live ClinicalTrials.gov search.
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Conditions
Parkinson's Disease
Interventions
sildenafil, Placebo
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 80 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2009
U.S. locations
1
States / cities
Loma Linda, California
Conditions
Treatment of Depression in Adults With Parkinson's Disease (PD)
Interventions
Pimavanserin
Drug
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Eligibility
50 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
21
States / cities
Costa Mesa, California • Fountain Valley, California • Pasadena, California + 18 more
Conditions
Parkinson Disease
Interventions
High intensity endurance exercise, Stretching exercise, Virtual reality (VR)-based gaming
Behavioral
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 85 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Dyskinesia, Levodopa Induced Dyskinesia (LID), Parkinson's Disease (PD)
Interventions
ADS-5102
Drug
Lead sponsor
Adamas Pharmaceuticals, Inc.
Industry
Eligibility
30 Years to 85 Years
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
54
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 46 more
Conditions
Parkinson's Disease, Motor Symptoms
Interventions
APOKYN, Physical Therapy
Drug · Behavioral
Lead sponsor
MDD US Operations, LLC a subsidiary of Supernus Pharmaceuticals
Industry
Eligibility
18 Years to 78 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
12
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Loma Linda, California + 9 more
Conditions
PD - Parkinson's Disease
Interventions
Medtronic Percept Deep Brain Stimulation (cDBS), Medtronic Percept Deep Brain Stimulation (daytime aDBS), Medtronic Percept Deep Brain Stimulation (nighttime aDBS)
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
San Francisco, California
Conditions
GBA1 Parkinson Disease
Interventions
gene therapy
Drug
Lead sponsor
Capsida Biotherapeutics, Inc.
Industry
Eligibility
21 Years to 75 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
6
States / cities
Chicago, Illinois • New York, New York • Philadelphia, Pennsylvania + 3 more
Conditions
Parkinson Disease
Interventions
Interdisciplinary Clinic
Behavioral
Lead sponsor
University of Rhode Island
Other
Eligibility
40 Years to 100 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Kingston, Rhode Island
Conditions
Parkinson Disease (PD)
Interventions
Robotic Apparel
Device
Lead sponsor
Harvard Medical School (HMS and HSDM)
Other
Eligibility
18 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Allston, Massachusetts • Boston, Massachusetts
Conditions
Parkinson Disease
Interventions
Magstim Rapid Magnetic Stimulator
Device
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
40 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Parkinson Disease
Interventions
Group A - Early Imaging, Group B - Delayed Imaging
Radiation
Lead sponsor
Duke University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

7T MRS in Parkinson's Disease

NCT01237210
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
45 Years to 75 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Parkinsons Disease (PD)
Interventions
transcranial direct current stimulation (tDCS), Sham (No Treatment)
Device
Lead sponsor
Sanford Health
Other
Eligibility
Not listed
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Fargo, North Dakota
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
Conditions
Voice Quality and Voice Loudness Associated With Parkinson's Disease
Interventions
Singing Therapy
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
30 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Parkinson's Disease
Interventions
Detailed motor testing, including FoG, in PD subjects
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Parkinson's Disease (PD)
Interventions
Low-fidelity driving simulator training
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
30 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Parkinson's Disease, Motor Fluctuations
Interventions
DM-1992, Sinemet IR
Drug
Lead sponsor
Depomed
Industry
Eligibility
30 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
7
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Long Beach, California + 4 more
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Parkinson's Disease
Interventions
gait and balance training program
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
San Francisco, California
Conditions
Parkinson Disease
Interventions
Nighttime Deep Brain Stimulation with Varying Amplitude Settings
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
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
25
States / cities
Little Rock, Arkansas • Los Alamitos, California • Los Angeles, California + 21 more
Conditions
Parkinson's Disease (PD)
Interventions
Not listed
Lead sponsor
AbbVie
Industry
Eligibility
18 Years and older
Enrollment
427 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
27
States / cities
Birmingham, Alabama • Sun City, Arizona • Palo Alto, California + 24 more
Conditions
Parkinson's Disease
Interventions
Liquigen MCT oil, Standard American Diet
Dietary Supplement · Other
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
50 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Bethesda, Maryland