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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Parkinson's Disease Clear all
Completed Phase 3 Interventional Results available

Open Label Extension (OLE) Study of the Safety and Clinical Utility of IPX203 in Parkinson's Disease (PD) Participants With Motor Fluctuations

NCT03877510
View directory record Official record
Conditions
Parkinson Disease
Interventions
IPX203
Drug
Lead sponsor
Impax Laboratories, LLC
Industry
Eligibility
40 Years and older
Enrollment
419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
50
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 40 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2023 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Phase 2 Interventional

A Study to Assess the PK and Pharmacodynamics of IPX203 in Patients With Advanced Parkinson's Disease

NCT02271503
View directory record Official record
Conditions
Parkinson's Disease
Interventions
CD-LD IR, IPX203 180 mg, IPX203 270 mg, Rytary 195 mg, Rytary 145 mg
Drug
Lead sponsor
Impax Laboratories, LLC
Industry
Eligibility
40 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
11
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Fountain Valley, California + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2019 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Phase 2 Interventional Results available

A Study of Suvecaltamide in Adults With Moderate to Severe Residual Tremor in Parkinson's Disease

NCT05642442
View directory record Official record
Conditions
Parkinson Disease, Tremor
Interventions
Placebo, Suvecaltamide
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
40 Years to 85 Years
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
21
States / cities
Scottsdale, Arizona • Los Angeles, California • Aurora, Colorado + 18 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Phase 2 Interventional

A Study to Assess Safety and Tolerability of Oral AZD3241 in Patients With Parkinson's Disease

NCT01603069
View directory record Official record
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 Jul 23, 2026, 2:11 PM EDT
Recruiting Not applicable Interventional

Globus Pallidus Stimulation to Treat Insomnia

NCT04116996
View directory record Official record
Conditions
Parkinson Disease
Interventions
DEEP BRAIN STIMULATION
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 30, 2025 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Not applicable Interventional

ParkinStim: Transcranial Direct Current Stimulation for Parkinson's Disease

NCT02125383
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Active tDCS, Sham tDCS
Procedure
Lead sponsor
Great Lakes NeuroTechnologies Inc.
Industry
Eligibility
40 Years to 70 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 9, 2015 · Synced Jul 23, 2026, 2:11 PM EDT
Completed No phase listed Observational

Idiopathic Parkinson's Progression and Dopamine Transporter SPECT

NCT03531086
View directory record Official record
Conditions
Parkinson Disease
Interventions
Ioflupane I 123
Drug
Lead sponsor
Julie Gurwell
Other
Eligibility
40 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Nov 16, 2022 · Synced Jul 23, 2026, 2:11 PM EDT
Recruiting Not applicable Interventional

Balance Tele-Rehab in Parkinson's Disease

NCT05680597
View directory record Official record
Conditions
Parkinson Disease
Interventions
Balance Tele-Rehabilitation Agility Boot Camp (ABC)
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
55 Years to 85 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Not applicable Interventional Results available

An RCT of a Telemedicine Intervention for Hypokinetic Dysarthria in PD

NCT04617496
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Combined speech and exercise intervention, Health education
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years to 89 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Whole Body Periodic Acceleration on Activity and Sleep In Parkinson's Disease

NCT02874261
View directory record Official record
Conditions
Sleep Disorders, Physical Activity
Interventions
Whole Body Periodic Acceleration
Device
Lead sponsor
New York Institute of Technology
Other
Eligibility
50 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Old Westbury, New York
Source: ClinicalTrials.gov public record
Updated Oct 1, 2017 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Phase 3 Interventional

Safety Study of AVP-923 in the Treatment of IEED (Involuntary Emotional Expression Disorder) Also Known as Pseudobulbar Affect (Episodes of Uncontrolled Crying and/or Laughter)

NCT00056524
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 Jul 23, 2026, 2:11 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

A Study to Evaluate Safety and Efficacy of KM-819 in Healthy Adults and Participants with Parkinson's Disease

NCT05670782
View directory record Official record
Conditions
Parkinson Disease
Interventions
KM-819, Placebo
Drug
Lead sponsor
FAScinate Therapeutics Inc.
Industry
Eligibility
40 Years and older
Enrollment
314 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
3
States / cities
Glendale, California • San Diego, California • Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Jul 23, 2026, 2:11 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Dance and Energy Expenditure Among Adults With Parkinson's

NCT06425731
View directory record Official record
Conditions
Parkinson Disease
Interventions
Fasting, No Intervention
Other
Lead sponsor
Northeastern University
Other
Eligibility
18 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Not applicable Interventional Results available

Community Exercise for Fall Risk in PD

NCT05940077
View directory record Official record
Conditions
Parkinson Disease, Fall, Exercise
Interventions
Exercise
Behavioral
Lead sponsor
Idaho State University
Other
Eligibility
30 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Pocatello, Idaho
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Not applicable Interventional

Mediterranean Diet Intervention to Improve Gastrointestinal Function in Parkinson's Disease a Randomized, Controlled, Clinical Trial

NCT04683900
View directory record Official record
Conditions
Parkinson Disease
Interventions
Standard of care + Mediterranean diet (intervention), Standard of care (control)
Other
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 85 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Not applicable Interventional

Driving Performance of People With Parkinson's Using Autonomous In-Vehicle Technologies

NCT04660500
View directory record Official record
Conditions
Parkinson Disease
Interventions
PD Drivers Using AV Technologies On-road
Other
Lead sponsor
University of Florida
Other
Eligibility
35 Years to 85 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 18, 2024 · Synced Jul 23, 2026, 2:11 PM EDT
Recruiting Phase 4 Interventional

Comparing Antipsychotic Medications in LBD Over Time

NCT05590637
View directory record Official record
Conditions
Parkinson's Disease Psychosis, Dementia With Lewy Bodies
Interventions
Pimavanserin, Quetiapine
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
Not listed
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Jul 23, 2026, 2:11 PM EDT
Terminated Not applicable Interventional Results available

Evaluation of Using Vibrotactile Coordinated Reset for Management of Parkinson's Disease

NCT03857867
View directory record Official record
Conditions
Parkinson Disease
Interventions
Tactile Stimulation Glove
Device
Lead sponsor
Peter Tass, MD, PhD
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 20, 2021 · Synced Jul 23, 2026, 2:11 PM EDT
Completed No phase listed Observational

Parkinson's Genes and Environment Study

NCT00367900
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
50 Years and older
Enrollment
3,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Pharmacokinetics, Safety, and Tolerability of Single and Multiple Doses of Rasagiline

NCT01879748
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Rasagiline, Placebo
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
20 Years to 50 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Dec 19, 2013 · Synced Jul 23, 2026, 2:11 PM EDT
Terminated Not applicable Interventional Results available

Burst-Type Deep Brain Stimulation of the Subthalamic Nucleus in Parkinson's Disease

NCT05753449
View directory record Official record
Conditions
Parkinson Disease, Deep Brain Stimulation
Interventions
Baseline (or standard of care) DBS programming, Burst-type DBS electrical stimulation programming
Device
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
18 Years to 85 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 27, 2025 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Phase 2 Interventional

Ketamine for the Treatment of Depression in Parkinson's Disease

NCT04944017
View directory record Official record
Conditions
Parkinson's Disease, Depression
Interventions
Ketamine Infusion, Placebo - Saline Infusion
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
40 Years to 80 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced Jul 23, 2026, 2:11 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Pimavanserin vs. Quetiapine for Treatment of Parkinson's Psychosis

NCT04373317
View directory record Official record
Conditions
Parkinson's Disease Psychosis
Interventions
Pimavanserin, Quetiapine
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years and older
Enrollment
358 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
24
States / cities
Tucson, Arizona • Loma Linda, California • Palo Alto, California + 20 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Jul 23, 2026, 2:11 PM EDT
Completed Phase 2 Interventional Results available

A Comparison of an Implanted Neuroprosthesis With Sensory Training for Improving Airway Protection in Chronic Dysphagia

NCT00376506
View directory record Official record
Conditions
Chronic Dysphagia, Multiple Sclerosis, Parkinson Disease
Interventions
Neurostimulation device for dysphagia, External vibrotactile device
Device
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 90 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 25, 2012 · Synced Jul 23, 2026, 2:11 PM EDT