Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 10, 2026, 1:29 PM EDT

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Showing 169–192 of 256 matching trials from the live ClinicalTrials.gov search.
Conditions
Parkinson's Disease, Erectile Dysfunction
Interventions
Selegiline, Tadalafil
Drug
Lead sponsor
University of South Florida
Other
Eligibility
40 Years to 64 Years · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Parkinson Disease
Interventions
Rifaximin, Placebo
Drug · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
30 Years and older
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
San Francisco, California
Conditions
Parkinson Disease
Interventions
Stanford Glove
Device
Lead sponsor
Stanford University
Other
Eligibility
35 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Stanford, California
Conditions
Parkinson Disease
Interventions
GOCOVRI
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
50 Years to 80 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Parkinson's Disease, Motor Symptoms, Akinesia, Hypomobility, Delayed Levodopa Onset
Interventions
APOKYN, L-dopa, Trimethobenzamide
Drug
Lead sponsor
MDD US Operations, LLC a subsidiary of Supernus Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
12
States / cities
Los Angeles, California • Reseda, California • Washington D.C., District of Columbia + 9 more
Conditions
Parkinsons Disease
Interventions
Prasinezumab, Placebo
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
50 Years to 85 Years
Enrollment
586 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2031
U.S. locations
31
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fullerton, California + 27 more
Conditions
Parkinson's Disease
Interventions
IPX066
Drug
Lead sponsor
Impax Laboratories, LLC
Industry
Eligibility
30 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
8
States / cities
Birmingham, Alabama • La Jolla, California • Sunnyvale, California + 5 more
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
Conditions
Parkinsons Disease (PD)
Interventions
NE3107, Placebo
Drug
Lead sponsor
BioVie Inc.
Industry
Eligibility
45 Years to 80 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
4
States / cities
Farmington Hills, Michigan • Amherst, New York • Morrisville, North Carolina + 1 more
Conditions
Parkinson's Disease
Interventions
Levodopa (L-dopa)
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Parkinson Disease
Interventions
PF-06412562, Standard of Care Placebo
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Parkinson's Disease
Interventions
Istradefylline (KW-6002)
Drug
Lead sponsor
Kyowa Kirin, Inc.
Industry
Eligibility
30 Years and older
Enrollment
580 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
2
States / cities
Princeton, New Jersey
Conditions
Advanced Parkinson's Disease
Interventions
Not listed
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 99 Years
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
19
States / cities
Birmingham, Alabama • Boca Raton, Florida • Gainesville, Florida + 16 more
Conditions
Parkinson Disease
Interventions
Autologous midbrain dopamine neurons
Biological
Lead sponsor
Penelope J. Hallett, Ph.D.
Other
Eligibility
55 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
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
Conditions
Parkinson Disease
Interventions
Ropinirole
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
30 Years and older
Enrollment
393 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
28
States / cities
Birmingham, Alabama • Northridge, California • San Francisco, California + 24 more
Conditions
Parkinson Disease, Parkinson
Interventions
Medtronic RC+S DBS system
Device
Lead sponsor
University of Minnesota
Other
Eligibility
45 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Not applicable Interventional Results available

The Effect of Exercise on Individuals With Parkinson's Disease

NCT00591344
Conditions
Parkinson's Disease
Interventions
Progressive resistance training, Modified Fitness Counts
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
50 Years to 67 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Advanced Parkinson's Disease
Interventions
Levodopa-Carbidopa Intestinal Gel (LCIG), CADD-Legacy® 1400 ambulatory infusion pump, Percutaneous Endoscopic Gastrostomy with jejunal extension tube (PEG-J)
Drug · Device
Lead sponsor
AbbVie
Industry
Eligibility
30 Years to 99 Years
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
31
States / cities
Birmingham, Alabama • Encinitas, California • Fountain Valley, California + 25 more
Conditions
Parkinson's Disease
Interventions
perampanel, placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
30 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
3
States / cities
New Haven, Connecticut • The Woodlands, Texas
Conditions
Parkinson Disease
Interventions
Phoressor II (IOMED)
Device
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
40 Years to 80 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Parkinson's Disease (PD)
Interventions
ABBV-951
Drug
Lead sponsor
AbbVie
Industry
Eligibility
30 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
47
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 41 more
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
BlueRock Therapeutics
Industry
Eligibility
50 Years to 78 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
Orange, California • New York, New York
Conditions
Gait Disorders, Neurologic
Interventions
droxidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
30 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
West Bloomfield, Michigan