Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 29, 2026, 3:58 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Parkinson Disease
Interventions
Implantable pulse generator (deep brain stimulator)
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
20 Years and older
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Parkinson's Disease
Interventions
Gold Nanocrystals
Drug
Lead sponsor
Clene Nanomedicine
Industry
Eligibility
30 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Completed Not applicable Interventional Results available

Pilot Study for Automated Deep Brain Stimulation Programming

NCT02046863
Conditions
Parkinson's Disease, Tremor, Bradykinesia
Interventions
Automated Programming
Device
Lead sponsor
Great Lakes NeuroTechnologies Inc.
Industry
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Parkinson Disease, Parkinson's Disease
Interventions
Ropinirole XL (formerly CR)
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
30 Years and older
Enrollment
419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
25
States / cities
Birmingham, Alabama • Fountain Valley, California • San Francisco, California + 22 more
Conditions
Lung Neoplasms, Non-Small-Cell Lung Carcinoma
Interventions
Pembrolizumab/Vibostolimab, Pembrolizumab
Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
1,264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
7
States / cities
Boca Raton, Florida • Peoria, Illinois • Springfield, Missouri + 4 more
Not listed No phase listed Observational Accepts healthy volunteers

A Study to Analyze Symptoms Prevalent in Early PD (Dysphonia, Tremor)

NCT04288804
Conditions
Parkinson Disease
Interventions
Smartphone microphone sensor, Smartphone accelerometer sensor
Device
Lead sponsor
Goalspal LLC
Other
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Pleasanton, California
Conditions
Parkinson's Disease Psychosis
Interventions
Pimavanserin tartrate (ACP-103)
Drug
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Eligibility
40 Years and older
Enrollment
459 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
83
States / cities
Gilbert, Arizona • Phoenix, Arizona • Tucson, Arizona + 80 more
Conditions
Parkinson, Tremor
Interventions
incobotulinumtoxinA, Saline
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Parkinson's Disease
Interventions
venglustat GZ/SAR402671, Placebo
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years to 80 Years
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
19
States / cities
Scottsdale, Arizona • La Jolla, California • Palo Alto, California + 10 more
Conditions
Parkinson's Disease
Interventions
Mesenchymal Stem Cells, Placebo
Drug
Lead sponsor
Mya Schiess
Other
Eligibility
50 Years to 79 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Houston, Texas
Conditions
Parkinson's Disease, Depression
Interventions
SAM-e, oral escitalopram, placebo
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
30 Years to 80 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
1
States / cities
New York, New York
Completed No phase listed Observational Accepts healthy volunteers

A Multidimensional Study on Articulation Deficits in Parkinsons Disease

NCT05754086
Conditions
Parkinson Disease, Dysarthria, Hypokinetic
Interventions
Clear Speech, Less Clear Speech
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Tallahassee, Florida
Not listed No phase listed Observational Accepts healthy volunteers

Diagnostic and Prognostic Biomarkers in Parkinson Disease

NCT00653783
Conditions
Parkinson Disease, Multiple System Atrophy, Progressive Supranuclear Palsy
Interventions
Not listed
Lead sponsor
The Parkinson Study Group
Network
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2007
U.S. locations
1
States / cities
Rochester, New York
Conditions
Parkinson's Disease, Dystonia
Interventions
interventional MRI for implantation of DBS electrodes, DBS electrodes
Procedure · Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2019
U.S. locations
1
States / cities
San Francisco, California
Conditions
Neurodegenerative Disease, Parkinson's Disease
Interventions
dextromethorphan
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Carcinoma, Non-Small-Cell Lung
Interventions
Tumor Imaging, Tumor Tissue Collection, Blood Sample Collection
Diagnostic Test · Procedure
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
1,065 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2032
U.S. locations
18
States / cities
Gilbert, Arizona • Duarte, California • San Francisco, California + 14 more
Completed Not applicable Interventional Accepts healthy volunteers

Protective Step Training in Parkinson's Disease

NCT03895814
Conditions
Parkinson Disease
Interventions
Protective Step Training
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
50 Years to 90 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
PD - Parkinson's Disease
Interventions
Medtronic Percept Deep Brain Stimulation (adaptive DBS), Medtronic Percept Deep Brain Stimulation (cDBS)
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
25 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
San Francisco, California
Not listed No phase listed Observational Accepts healthy volunteers

Biomarker Discovery in Parkinson's Disease

NCT02016092
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
The Parkinson's Institute
Other
Eligibility
18 Years to 90 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Sunnyvale, California
Conditions
Parkinson Disease, Parkinsonism, Lewy Body Disease, Supranuclear Palsy, Progressive, Parkinsonism Vascular, Multiple System Atrophy, Corticobasal Degeneration, Alzheimer Disease, Frontotemporal Dementia, Primary Progressive Aphasia, Vascular Dementia
Interventions
Palliative Care
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 105 Years
Enrollment
783 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
2
States / cities
San Francisco, California • Aurora, Colorado
Conditions
Parkinson's Disease, Deep Brain Stimulation
Interventions
Exercise
Behavioral
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Parkinson Disease, Orthostatic Hypotension
Interventions
Autonomic testing on and off levodopa
Drug
Lead sponsor
University of Utah
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
GBA1 Parkinson Disease
Interventions
gene therapy
Drug
Lead sponsor
Capsida Biotherapeutics, Inc.
Industry
Eligibility
21 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
5
States / cities
Chicago, Illinois • New York, New York • Philadelphia, Pennsylvania + 2 more
Conditions
Parkinson Disease
Interventions
Progressive Resistance Training (PRT), Delayed Exercise Training (DE), Endurance Training (ET)
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
45 Years to 100 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Aurora, Colorado