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ClinicalTrials.gov public records Last synced May 22, 2026, 5:06 AM 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.
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Filters: Condition: PD - Parkinson's Disease Clear all
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson Disease
Interventions
9zest app facilitated exercise
Other
Lead sponsor
9zest. Inc.
Industry
Eligibility
40 Years to 75 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 8, 2018 · Synced May 22, 2026, 5:06 AM EDT
Terminated Phase 3 Interventional Results available
View directory record Official record
Conditions
Symptomatic Neurogenic Orthostatic Hypotension
Interventions
ampreloxetine
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
30 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
13
States / cities
Colorado Springs, Colorado • Boca Raton, Florida • Port Charlotte, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2022 · Synced May 22, 2026, 5:06 AM EDT
Recruiting Phase 2Phase 3 Interventional
View directory record Official record
Conditions
Parkinson's Disease (PD), Deep Brain Stimulation
Interventions
buntanetap/posiphen
Drug
Lead sponsor
Annovis Bio Inc.
Industry
Eligibility
40 Years to 85 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
27
States / cities
Birmingham, Alabama • Sun City, Arizona • Fountain Valley, California + 24 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Parkinson Disease, Cognitive Dysfunction
Interventions
SAGE-718
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
50 Years to 75 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
4
States / cities
Long Beach, California • Port Charlotte, Florida • West Palm Beach, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced May 22, 2026, 5:06 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Progressive Supranuclear Palsy, Parkinson's Disease
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
40 Years to 85 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 12, 2019 · Synced May 22, 2026, 5:06 AM EDT
Active, not recruiting No phase listed Observational
View directory record Official record
Conditions
Parkinson's Disease, Multiple System Atrophy, Parkinson Variant, Multiple System Atrophy
Interventions
This is an observational study.
Other
Lead sponsor
AskBio Inc
Industry
Eligibility
35 Years to 75 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
7
States / cities
Irvine, California • Boca Raton, Florida • Boston, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced May 22, 2026, 5:06 AM EDT
Withdrawn Phase 2 Interventional
View directory record Official record
Conditions
Parkinson's Disease
Interventions
apomorphine
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
35 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 28, 2018 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Respiratory muscle strength training
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
45 Years to 80 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 5, 2012 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Parkinson Disease
Interventions
Tavapadon, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
40 Years to 80 Years
Enrollment
529 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
27
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Fountain Valley, California + 24 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2025 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Idiopathic Parkinson's Disease
Interventions
CVT-301, Observational cohort
Drug · Other
Lead sponsor
Acorda Therapeutics
Industry
Eligibility
30 Years to 85 Years
Enrollment
408 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
14
States / cities
Scottsdale, Arizona • Fountain Valley, California • Panorama City, California + 10 more
Source: ClinicalTrials.gov public record
Updated May 27, 2019 · Synced May 22, 2026, 5:06 AM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Parkinson Disease, Parkinson, Idiopathic Parkinson Disease, Early Parkinson Disease (Early PD), Parkinson Disease, Idiopathic
Interventions
NEU-411, Placebo
Drug · Other
Lead sponsor
Neuron23 Inc.
Industry
Eligibility
40 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
45
States / cities
Sun City, Arizona • Little Rock, Arkansas • Fresno, California + 40 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced May 22, 2026, 5:06 AM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Parkinson Disease, Apathy
Interventions
Gameficiation
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
Not listed
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 18, 2024 · Synced May 22, 2026, 5:06 AM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis (ALS), Parkinson Disease (PD), Alzheimer Disease (AD), Multiple Sclerosis (MS)
Interventions
18F-OP-801
Drug
Lead sponsor
Ashvattha Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
San Francisco, California • Stanford, California • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Parkinson Disease
Interventions
pramipexole
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
30 Years to 79 Years
Enrollment
535 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
32
States / cities
Brimingham, Alabama • Scottsdale, Arizona • La Jolla, California + 28 more
Source: ClinicalTrials.gov public record
Updated May 15, 2014 · Synced May 22, 2026, 5:06 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Diffusion Weighted Imaging (DWI)
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 18, 2019 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Levodopa
Drug
Lead sponsor
Kevin J. Black, MD
Other
Eligibility
40 Years to 79 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 13, 2022 · Synced May 22, 2026, 5:06 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Parkinson Disease, Freezing of Gait, Deep Brain Stimulation
Interventions
CereGate Software; BSN cDBS Programmer; BSN Burst Programmer
Device
Lead sponsor
CereGate Inc.
Industry
Eligibility
21 Years to 80 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
7
States / cities
Redwood City, California • Aurora, Colorado • Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson's Disease
Interventions
UCB0599, Placebo
Drug
Lead sponsor
UCB Biopharma S.P.R.L.
Industry
Eligibility
40 Years to 80 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
6
States / cities
Long Beach, California • Bay Harbor Islands, Florida • DeLand, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated May 5, 2021 · Synced May 22, 2026, 5:06 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
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 – 2029
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Parkinson Disease
Interventions
Real iTBS, Sham iTBS
Device
Lead sponsor
Mark Hallett
NIH
Eligibility
40 Years to 80 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 14, 2012 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Parkinson's Disease
Interventions
rasagiline mesylate
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
30 Years and older
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
6
States / cities
Fresno, California • Chicago, Illinois • Omaha, Nebraska + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2010 · Synced May 22, 2026, 5:06 AM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson Disease (PD), PARKINSON DISEASE (Disorder), Gut Microbiome, Gut Microbiota, Prodromal Parkinsons Disease
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
21 Years to 80 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
7
States / cities
Stanford, California • Chicago, Illinois • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Parkinson's Disease
Interventions
LUBIPROSTONE
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 85 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
2
States / cities
Tampa, Florida • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 28, 2022 · Synced May 22, 2026, 5:06 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Parkinson's Disease
Interventions
methylphenidate
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
21 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 28, 2018 · Synced May 22, 2026, 5:06 AM EDT