Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 7, 2026, 7:35 AM EDT

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Showing 1–24 of 1,385 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
Parkinson's Disease
Interventions
Parcopa, carbidopa-levodopa (Sinemet)
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
31 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Houston, Texas
Completed No phase listed Observational Accepts healthy volunteers

Parkinson's Diseases Susceptibility Genes and Pesticides

NCT00044590
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Enrollment
1,870 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2016
U.S. locations
1
States / cities
Los Angeles, 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
Active, not recruiting No phase listed Observational Accepts healthy volunteers

PET Imaging in Parkinson Disease Dementia

NCT01052350
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years and older
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2030
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Parkinson Disease, Essential Tremor, Dystonia, Obsessive Compulsive Disorder
Interventions
Functional Magnetic Resonance Imaging (fMRI)
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
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
Rehabilitation Exercise, Physical Therapy
Interventions
Lateral Stepping Exercise 1, Lateral Stepping Exercise 2, Lateral Stepping Exercise 3, Lateral Stepping Exercise 4, Lateral Stepping Exercise 5
Other
Lead sponsor
New York Institute of Technology
Other
Eligibility
50 Years to 85 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Old Westbury, New York
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 Disease
Interventions
Socially supported physical activity
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
50 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Storrs, Connecticut
Conditions
Parkinson Disease, Idiopathic Parkinson Disease
Interventions
Intravenous and Oral n-acetyl cysteine, Control group, Oral Supplements: Baicalin, Ganoderma, Omega 3 and Curcumin
Dietary Supplement · Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
30 Years to 80 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Parkinson Disease
Interventions
Glucose
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1998
U.S. locations
1
States / cities
Charlottesville, Virginia
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
Enrolling by invitation Not applicable Interventional

Connectomic Guided DBS for Parkinson's Disease

NCT06618157
Conditions
Parkinson Disease, Tremor, Dyskinesias
Interventions
Cerebellothalamic optimized deep brain stimulation, Pallidothalamic optimized deep brain stimulation, No deep brain stimulation, Usual care deep brain stimulation
Device · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Parkinson's Disease
Interventions
DBS (Deep Brain Stimulation)
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 80 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Stanford, California
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Evaluation of Neuroinflammation in Parkinson's Disease Using 18F-NOS PET/CT

NCT04062526
Conditions
Parkinson Disease, Healthy Volunteer
Interventions
[18F]NOS
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Sialorrhoea
Interventions
oxybutynin and clonidine oral solution treatment A, oxybutynin and clonidine oral solution treatment B, oxybutynin and clonidine oral solution treatment C, oxybutynin and clonidine oral solution treatment D
Drug
Lead sponsor
Orient Pharma Co., Ltd.
Industry
Eligibility
40 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Bingham Farms, Michigan
Conditions
Blood Pressure
Interventions
L-tyrosine, Sugar Pill
Dietary Supplement
Lead sponsor
New York Institute of Technology
Other
Eligibility
40 Years to 84 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Old Westbury, New York
Conditions
Parkinson Disease
Interventions
Low Vision Occupational Therapy
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Parkinsonism
Interventions
GAITRite, ADPM
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Parkinson Disease
Interventions
Advanced treadmill walking, Traditional treadmill walking
Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
18 Years to 89 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Atlanta, Georgia
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Non-invasive Brain Mapping of Movement Facilitation in Parkinson's Disease

NCT05179187
Conditions
Parkinson Disease
Interventions
Movement task
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Los Angeles, California
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
Idiopathic Parkinson´s Disease, Parkinson's Disease
Interventions
RNDP-001, Syringe Front-Loading Device
Biological · Device
Lead sponsor
Kenai Therapeutics
Industry
Eligibility
45 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
3
States / cities
Tucson, Arizona • Los Angeles, California • Columbus, Ohio