Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 17, 2026, 3:55 AM EDT

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Showing 1–24 of 1,819 matching trials from the live ClinicalTrials.gov search.
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
15 Years to 100 Years
Enrollment
2,033 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Results available

Scalar Closed Loop Intraoperative Study

NCT03270657
Conditions
Parkinson Disease
Interventions
IPG; RC+S
Device
Lead sponsor
Dennis Turner, M.D.
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Parkinson Disease
Interventions
Walking Program with a Music-based, Rhythm-modulating Wearable Sensor System
Device
Lead sponsor
MedRhythms, Inc.
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Baltimore, Maryland • Boston, Massachusetts
Conditions
Dysphagia, Parkinson Disease
Interventions
Aria Sensor
Device
Lead sponsor
Northwestern University
Other
Eligibility
22 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Evanston, Illinois
Conditions
Colorectal Neoplasms
Interventions
Vicriviroc, Pembrolizumab
Drug · Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
6
States / cities
Scottsdale, Arizona • Encinitas, California • Fresno, California + 3 more
Conditions
Parkinson Disease
Interventions
Rock Steady Boxing Class
Other
Lead sponsor
University of St. Augustine for Health Sciences
Other
Eligibility
18 Years to 100 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Miami, Florida
Conditions
Prostatic Neoplasms
Interventions
Pembrolizumab, Olaparib, Abiraterone acetate, Prednisone, Enzalutamide, Prednisolone
Biological · Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
793 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
29
States / cities
Fullerton, California • Los Angeles, California • Washington D.C., District of Columbia + 24 more
Conditions
Parkinson Disease
Interventions
exercise+multi-modal sensory feedback (MMSF), Exercise only
Behavioral
Lead sponsor
Regis University
Other
Eligibility
21 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Denver, Colorado
Conditions
Parkinson's Disease
Interventions
LY3962681, Placebo (aCSF)
Drug · Other
Lead sponsor
Prevail Therapeutics
Industry
Eligibility
30 Years to 80 Years
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2030
U.S. locations
7
States / cities
Englewood, Colorado • New Haven, Connecticut • Naples, Florida + 4 more
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
carbidopa
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
35 Years to 85 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Portland, Oregon
Completed No phase listed Observational

Long Term Follow Up KET-PD

NCT06164756
Conditions
Parkinson's Disease, Depression
Interventions
Cognitive Behavior Therapy (CBT), Treatment As Usual (TAU)
Other
Lead sponsor
Yale University
Other
Eligibility
40 Years to 80 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Malignant Neoplasm
Interventions
MK-1084, Pembrolizumab, Cetuximab, Sacituzumab tirumotecan (sac-TMT), Rescue medication
Drug · Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
3
States / cities
Clermont, Florida • Fargo, North Dakota • Sioux Falls, South Dakota
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
Parkinson's Disease With Cognitive Impairments
Interventions
safinamide, placebo
Drug
Lead sponsor
Newron Pharmaceuticals SPA
Industry
Eligibility
45 Years to 80 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
9
States / cities
Sunnyvale, California • Jacksonville, Florida • Atlanta, Georgia + 5 more
Completed No phase listed Observational Accepts healthy volunteers

Effects of Brain Stimulation on Learning and Reasoning

NCT00001776
Conditions
Cerebellar Disease, Dementia, Healthy, Parkinson's Disease
Interventions
Cadwell Rapid Rate Magnetic Stimulator
Device
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Parkinson Disease
Interventions
DiSCERN
Device
Lead sponsor
Great Lakes NeuroTechnologies Inc.
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Cincinnati, Ohio • Cleveland, Ohio
Conditions
Parkinson's Disease
Interventions
ABBV-951
Drug
Lead sponsor
AbbVie
Industry
Eligibility
30 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
10
States / cities
Aurora, Colorado • Washington D.C., District of Columbia • Chicago, Illinois + 7 more
Conditions
Parkinson Disease, Neurogenic Orthostatic Hypotension
Interventions
Droxidopa, Placebo
Drug
Lead sponsor
William Ondo, MD
Other
Eligibility
18 Years to 85 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Houston, Texas
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
Completed No phase listed Observational Accepts healthy volunteers

FoxBioNet: ECV (Extracellular Vesicle) 004

NCT04603326
Conditions
Parkinson Disease
Interventions
Lumbar Puncture
Procedure
Lead sponsor
Michael J. Fox Foundation for Parkinson's Research
Other
Eligibility
30 Years and older
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
4
States / cities
Chicago, Illinois • New York, New York • Portland, Oregon + 1 more
Conditions
Parkinson's Disease
Interventions
IPX066, IR CD-LD
Drug
Lead sponsor
Impax Laboratories, LLC
Industry
Eligibility
30 Years and older
Enrollment
471 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
35
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 30 more
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
40 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Recruiting Not applicable Interventional

Apathy in Parkinson Disease TMS Study

NCT06087926
Conditions
Parkinson Disease
Interventions
Transcranial Magnetic Stimulation (TMS)
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
55 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina