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ClinicalTrials.gov public records Last synced May 22, 2026, 12:02 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.
Local D1 index available.
Filters: Condition: Parkinson's Clear all
Completed No phase listed Observational
View directory record Official record
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 22, 2026, 12:02 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Parkinson Disease, Parkinsonian Syndrome
Interventions
levodopa, Mirapex (pramipexole), [123I]ß-CIT and SPECT imaging
Drug · Procedure
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
30 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
13
States / cities
Oxnard, California • Englewood, Colorado • New Haven, Connecticut + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2010 · Synced May 22, 2026, 12:02 AM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Alzheimer's Disease, Stroke, Parkinson's Disease, Traumatic Brain Injury
Interventions
AVP-923
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
39
States / cities
Phoenix, Arizona • La Jolla, California • Los Angeles, California + 31 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2016 · Synced May 22, 2026, 12:02 AM EDT
Terminated Phase 2Phase 3 Interventional
View directory record Official record
Conditions
Parkinson Disease, Dyskinesia, Drug-Induced, Dyskinesias
Interventions
Dipraglurant, Placebo
Drug
Lead sponsor
Addex Pharma S.A.
Industry
Eligibility
30 Years to 85 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
41
States / cities
Phoenix, Arizona • Fresno, California • Irvine, California + 38 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced May 22, 2026, 12:02 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
PARKINSON DISEASE (Disorder), Parkinson, Parkinson s Disease, Parkinson Disease
Interventions
Not listed
Lead sponsor
CND Life Sciences
Other
Eligibility
40 Years to 99 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Branford, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced May 22, 2026, 12:02 AM EDT
Not yet recruiting Not applicable Interventional
View directory record Official record
Conditions
Parkinson's Disease (PD)
Interventions
Shame Control (Baseline), Standard of Care Deep Brain Stimulation, Illumina 3D Deep Brain Stimulation, Illumina 3D Deep Brain Stimulation Reduced Amplitude, Illumina 3D Deep Brain Stimulation Higher Amplitude
Device
Lead sponsor
Stanford University
Other
Eligibility
21 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced May 22, 2026, 12:02 AM EDT
Not yet recruiting Not applicable Interventional
View directory record Official record
Conditions
Parkinson's Disease (PD)
Interventions
Low-fidelity driving simulator training
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
30 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced May 22, 2026, 12:02 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Alzheimer's Disease, Dementia, Movement Disorder, Multiple System Atrophy, Parkinson's Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 22, 2026, 12:02 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Parkinson Disease
Interventions
STN DBS 10Hz, STN DBS 130Hz, STN DBS off
Device
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2021 · Synced May 22, 2026, 12:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson Disease, Alzheimer Disease
Interventions
[18F] CFPyPB
Drug
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
18 Years to 90 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 3, 2014 · Synced May 22, 2026, 12:02 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Parkinson Disease, Autonomic Nervous System Diseases, Pure Autonomic Failure
Interventions
6-[18F]Fluorodopamine, 6-[18F]Fluorodopa, 13N-Ammonia
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 70 Years
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 18, 2025 · Synced May 22, 2026, 12:02 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Parkinson's Disease, Depression, Anxiety
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
40 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
2
States / cities
St Louis, Missouri • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 3, 2016 · Synced May 22, 2026, 12:02 AM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Parkinson Disease
Interventions
Terazosin 5 MG, Placebo oral capsule
Drug
Lead sponsor
Jordan Schultz
Other
Eligibility
40 Years to 90 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated May 15, 2022 · Synced May 22, 2026, 12:02 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced May 22, 2026, 12:02 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Parkinson Disease
Interventions
JP 1730, IV Levodopa, IV Apomorphine
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 22, 2026, 12:02 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Parkinson's Disease
Interventions
ExAblate Transcranial MRgFUS, Sham ExAblate Transcranial MRgFUS
Device
Lead sponsor
InSightec
Industry
Eligibility
30 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
2
States / cities
Charlottesville, Virginia • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced May 22, 2026, 12:02 AM EDT
Terminated Phase 2 Interventional
View directory record Official record
Conditions
Parkinson''s Disease
Interventions
Spheramine (BAY86-5280)
Biological
Lead sponsor
Bayer
Industry
Eligibility
40 Years to 70 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2012
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 7, 2021 · Synced May 22, 2026, 12:02 AM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Parkinson Disease
Interventions
BIIB122 225 mg, BIIB122-Matching Placebo
Drug · Other
Lead sponsor
Denali Therapeutics Inc.
Industry
Eligibility
30 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
7
States / cities
Los Angeles, California • San Francisco, California • Boca Raton, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced May 22, 2026, 12:02 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Parkinson Disease
Interventions
I-123-5-IA85380
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 22, 2026, 12:02 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Parkinson's Disease
Interventions
AFQ056 with L-dopa, Placebo
Drug
Lead sponsor
Novartis
Industry
Eligibility
30 Years to 80 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
4
States / cities
Sunnyvale, California • Englewood, Colorado • Indianapolis, Indiana + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced May 22, 2026, 12:02 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Parkinson's Disease, Obsessive Compulsive Disorder, Dystonia, Essential Tremor, Epilepsy
Interventions
Stereotactic brain procedures
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
6 Years to 90 Years
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced May 22, 2026, 12:02 AM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Parkinson's Disease
Interventions
pramipexole
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
30 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 24, 2008 · Synced May 22, 2026, 12:02 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1997
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 22, 2026, 12:02 AM EDT
Available No phase listed Expanded access
View directory record Official record
Conditions
Parkinson Disease
Interventions
BIA 28-6156
Drug
Lead sponsor
Bial R&D Investments, S.A.
Industry
Eligibility
Not listed
U.S. locations
16
States / cities
Phoenix, Arizona • Aurora, Colorado • Boca Raton, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced May 22, 2026, 12:02 AM EDT