Condition Directory

Parkinson's Disease clinical trials

Directory of U.S. ClinicalTrials.gov public records for Parkinson's Disease. Browse Parkinson's Disease recruiting trials, filter by phase, sponsor, location, or intervention, and open the official ClinicalTrials.gov study record for each result.

By Clinical Trials Finder Guidance last reviewed June 10, 2026 Data synced October 2, 2026 Report an issue

ClinicalTrials.gov public records Last synced Oct 2, 2026, 8:06 AM EDT

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

Official matching trials

256

Shown on this page

Current sort

How Parkinson's Disease studies are organized in the registry

Records generally use the registry spelling “Parkinson disease.” The portfolio mixes drug studies with a high share of device, exercise, and rehabilitation research, so the study-type filter is unusually useful here. Disease-stage language (“early,” “advanced,” “levodopa-treated”) commonly appears in titles.

Terms that often appear in related listings

early Parkinson deep brain stimulation levodopa gait

These describe how studies tend to be titled and grouped on ClinicalTrials.gov — they are search vocabulary, not medical guidance.

Showing 25–36 of 256 matching trials for Parkinson's Disease.

Live ClinicalTrials.gov results.

Active filters: "levodopa" Clear condition filters

Local aggregate panels are unavailable or hidden for filtered views. The result list above identifies its data source.

Live official records

Open in full search

Conditions: Parkinson's Disease (PD)
Interventions: ABBV-951; Drug
Lead sponsor: AbbVie; Industry
Eligibility: 30 Years and older
Enrollment: 118 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2026
U.S. locations: 47
States / cities: Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 41 more

Conditions: Parkinson's Disease (PD)
Interventions: ABBV-951; Drug
Lead sponsor: AbbVie; Industry
Eligibility: 30 Years and older
Enrollment: 130 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2026
U.S. locations: 15
States / cities: Birmingham, Alabama • Sun City, Arizona • Aurora, Colorado + 12 more

Conditions: Parkinson's Disease
Interventions: Lithium aspartate; Dietary Supplement
Lead sponsor: State University of New York at Buffalo; Other
Eligibility: 45 Years to 80 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Williamsville, New York

Conditions: Parkinson's Disease (PD)
Interventions: Not listed
Lead sponsor: AbbVie; Industry
Eligibility: 18 Years and older
Enrollment: 427 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2029
U.S. locations: 27
States / cities: Birmingham, Alabama • Sun City, Arizona • Palo Alto, California + 24 more

Conditions: Parkinson Disease
Interventions: HB-adMSCs, Placebo; Biological · Other
Lead sponsor: Hope Biosciences Research Foundation; Industry
Eligibility: 18 Years to 75 Years
Enrollment: 24 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2023
U.S. locations: 1
States / cities: Sugar Land, Texas

Conditions: Parkinson Disease
Interventions: Placebo, UCB0022; Other · Drug
Lead sponsor: UCB Biopharma SRL; Industry
Eligibility: 35 Years to 85 Years
Enrollment: 207 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 61
States / cities: Phoenix, Arizona • Scottsdale, Arizona • Little Rock, Arkansas + 53 more

Conditions: Parkinson's Disease
Interventions: Minzasolmin (UCB0599); Drug
Lead sponsor: UCB Biopharma SRL; Industry
Eligibility: 40 Years to 78 Years
Enrollment: 428 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2025
U.S. locations: 41
States / cities: Phoenix, Arizona • Fountain Valley, California • Fresno, California + 35 more

Conditions: Parkinson Disease
Interventions: autologous dopaminergic cell implantation; Biological
Lead sponsor: Jeffrey S. Schweitzer, MD, PhD; Other
Eligibility: 45 Years to 80 Years
Enrollment: 8 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2028
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Parkinson's Disease
Interventions: Aerobic walking, Usual care with PD specific health education; Behavioral
Lead sponsor: VA Office of Research and Development; Federal
Eligibility: 40 Years and older
Enrollment: 57 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2024
U.S. locations: 2
States / cities: Iowa City, Iowa

Conditions: Parkinson Disease
Interventions: Spinal cord transcutaneous stimulation (scTS); Device
Lead sponsor: University of Louisville; Other
Eligibility: 18 Years to 80 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2035
U.S. locations: 1
States / cities: Louisville, Kentucky

Conditions: Parkinson Disease
Interventions: observational-- no intervention; Other
Lead sponsor: University of Minnesota; Other
Eligibility: Not listed
Enrollment: 36 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2028
U.S. locations: 1
States / cities: Minneapolis, Minnesota

Conditions: Parkinson's Disease (PD)
Interventions: Not listed
Lead sponsor: University of Rochester; Other
Eligibility: 18 Years and older
Enrollment: 288 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2026
U.S. locations: 1
States / cities: Rochester, New York

About this Parkinson's Disease clinical trials directory page

What this page lists: U.S. ClinicalTrials.gov public records that list Parkinson's Disease as a study condition, including recruiting, not yet recruiting, and active not recruiting trials across phase 1, phase 2, and phase 3.
How to narrow results: Use the filters above to scope by intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Parkinson's Disease.
Where the data comes from: Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, ranking of trials by quality, or AI-generated medical summaries.

Parkinson's Disease clinical trials

How Parkinson's Disease studies are organized in the registry

Filter and sort this condition

Live official records

Study To Assess Adverse Events and Change in Disease Activity Of 24-hour Continuous Subcutaneous Infusion Of ABBV-951 In Adult Participants With Advanced Parkinson's Disease

Extension Study To Evaluate Safety And Tolerability Of 24-Hour Daily Exposure Of Continuous Subcutaneous Infusion of ABBV-951 In Adult Participants With Parkinson's Disease

Repurposing Lithium for Parkinson's Disease

Real-World Study of ABBV-951 Subcutaneous Infusion to Assess Change in Disease Activity in Adult Participants With Parkinson's Disease

Randomized, Double-Blind Clinical Trial for Parkinson's Disease (Early and Moderate)

A Study to Evaluate the Efficacy, Safety, Tolerability, and Pharmacokinetics of UCB0022 in Study Participants With Advanced Parkinson's Disease

An Extension Study to Evaluate the Long-Term Efficacy, Safety and Tolerability of Minzasolmin (UCB0599) in Study Participants With Parkinson's Disease

Treating Parkinson's Disease Through Transplantation of Autologous Stem Cell-Derived Dopaminergic Neurons

Aerobic Exercise in Parkinson's Disease

Spinal Cord Stimulation for Parkinson's Disease Rehabilitation

Udall Project 2 Aim 2A&C

Cross-sectional Study of Vitamin B6 in Parkinson's Disease

About this Parkinson's Disease clinical trials directory page