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ClinicalTrials.gov public records Last synced May 21, 2026, 7:44 PM EDT

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

Showing 1–24 of 318 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Results available
Conditions
Parkinson's Disease
Interventions
Structured exercise, Lifestyle exercise
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years and older
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 22, 2017 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson Disease
Interventions
Mesdopetam, Placebo
Drug
Lead sponsor
Integrative Research Laboratories AB
Industry
Eligibility
30 Years to 79 Years
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
14
States / cities
Scottsdale, Arizona • Long Beach, California • Palo Alto, California + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson's Disease
Interventions
AZD3241 300 mg BID, AZD3241 600 mg BID, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
30 Years to 80 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
13
States / cities
Birmingham, Alabama • Long Beach, California • New Haven, Connecticut + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2013 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Neurodegenerative Diseases, Parkinson Disease, Parkinson Disease Psychosis
Interventions
Pimavanserin
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
50 Years to 85 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced May 21, 2026, 7:44 PM EDT
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 21, 2026, 7:44 PM EDT
Conditions
Early Parkinson Disease
Interventions
aplindore MR tablets or Placebo
Drug
Lead sponsor
Neurogen Corporation
Industry
Eligibility
30 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
25
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Sunnyvale, California + 22 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2009 · Synced May 21, 2026, 7:44 PM EDT
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 21, 2026, 7:44 PM EDT
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 21, 2026, 7:44 PM EDT
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 21, 2026, 7:44 PM EDT
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 21, 2026, 7:44 PM EDT
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 21, 2026, 7:44 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
Conditions
Dementia, Cognitive Dysfunction, Alzheimer Disease, Lewy Body Disease, Frontotemporal Dementia
Interventions
Relational Research Recruitment and Engagement Intervention
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Healthy Elderly, Parkinson Disease
Interventions
IkT-148009, Placebo
Drug
Lead sponsor
ABLi Therapeutics, Inc.
Industry
Eligibility
55 Years to 70 Years
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
4
States / cities
Long Beach, California • Hallandale, Florida • Farmington Hills, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 9, 2025 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson Disease, Parkinsonian Syndrome
Interventions
[123I]B-CIT
Drug
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
21 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 8, 2014 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson's Disease, Dyskinesia
Interventions
Sarizotan, Placebo
Drug
Lead sponsor
EMD Serono
Industry
Eligibility
30 Years and older
Enrollment
398 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
32
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Fayetteville, Arkansas + 25 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2018 · Synced May 21, 2026, 7:44 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
Conditions
Idiopathic Parkinson Disease
Interventions
Not listed
Lead sponsor
University of Southern California
Other
Eligibility
35 Years and older
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 8, 2022 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson's Disease
Interventions
piclozotan, 0.9% sodium chloride (normal saline)
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
40 Years to 85 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
5
States / cities
Fountain Valley, California • Tampa, Florida • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2021 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson's Disease Psychosis
Interventions
Pimavanserin tartrate (ACP-103), Placebo
Drug
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Eligibility
40 Years and older
Enrollment
298 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
36
States / cities
Gilbert, Arizona • Phoenix, Arizona • Berkeley, California + 33 more
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson Disease
Interventions
Pridopidine, Placebo
Drug
Lead sponsor
Prilenia
Industry
Eligibility
30 Years to 85 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
33
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 27 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2022 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson's Disease
Interventions
Speed of processing training (SOPT)
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
50 Years and older
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 25, 2018 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson Disease
Interventions
LY3884961, Methylprednisolone, Sirolimus
Biological · Drug
Lead sponsor
Prevail Therapeutics
Industry
Eligibility
35 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
11
States / cities
Scottsdale, Arizona • Murrieta, California • Englewood, Colorado + 7 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Behavioral and Psychiatric Symptoms of Dementia, Alzheimer Disease, Lewy Body Disease, Frontotemporal Dementia
Interventions
Music therapy intervention, Personalized music CD
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years to 110 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Wilkes-Barre, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 29, 2024 · Synced May 21, 2026, 7:44 PM EDT
Conditions
Parkinson Disease
Interventions
Ropinirole oral product, Ropinirole Implant
Drug
Lead sponsor
Titan Pharmaceuticals
Industry
Eligibility
30 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
3
States / cities
Orlando, Florida • Farmington Hills, Michigan • Kirkland, Washington
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced May 21, 2026, 7:44 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
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 21, 2026, 7:44 PM EDT