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 the Clinical Trials Finder editorial team Guidance last reviewed June 10, 2026 Data synced July 24, 2026 Report an issue

ClinicalTrials.gov public records Last synced Jul 23, 2026, 10:09 PM EDT

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

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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 13–24 of 12 matching trials for Parkinson's Disease.

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Conditions: Parkinson Disease
Interventions: Lenrispodun, Placebo; Drug
Lead sponsor: Intra-Cellular Therapies, Inc.; Industry
Eligibility: 40 Years and older
Enrollment: 79 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 35
States / cities: Phoenix, Arizona • Scottsdale, Arizona • Irvine, California + 31 more

Conditions: Parkinson Disease
Interventions: Neurostimulation, Carbidopa 25/Levodopa 100Mg Tab; Device · Drug
Lead sponsor: David Escobar; Other
Eligibility: 18 Years to 80 Years
Enrollment: 25 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2028
U.S. locations: 1
States / cities: Cleveland, Ohio

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: Parkinsons Disease (PD)
Interventions: NE3107, Placebo; Drug
Lead sponsor: BioVie Inc.; Industry
Eligibility: 45 Years to 80 Years
Enrollment: 60 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2026
U.S. locations: 4
States / cities: Farmington Hills, Michigan • Amherst, New York • Morrisville, North Carolina + 1 more

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: Levodopa, Clinical DBS Setting, Sham DBS, DBS Setting Maximizing Prefrontal Activation, DBS Setting Minimizing Prefrontal Activation; Drug · Device
Lead sponsor: Emory University; Other
Eligibility: 45 Years to 75 Years
Enrollment: 80 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2026
U.S. locations: 2
States / cities: Atlanta, Georgia

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

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

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Live official records

Lenrispodun as Adjunctive Therapy in the Treatment of Patients With Motor Fluctuations Due to Parkinson's Disease

Personalized Real-Time DBS and PD Mechanisms

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

A Study of NE3107 in Early Parkinson's

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

Cortical Electrophysiology of Response Inhibition in Parkinson's Disease

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

Aerobic Exercise in Parkinson's Disease

About this Parkinson's Disease clinical trials directory page