- Conditions
- Parkinson's Disease (PD), Essential Tremor
- Interventions
- Phoneme sequence learning, Cessation and re-enabling of stimulation of the STN, Cessation and re-enabling of stimulation of the VIM thalamic nucleus, Multisyllabic sequence learning
- Behavioral · Other
- Lead sponsor
- Boston University Charles River Campus
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2030
- U.S. locations
- 2
- States / cities
- Boston, Massachusetts
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 29, 2026 Report an issue
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
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.
These describe how studies tend to be titled and grouped on ClinicalTrials.gov — they are search vocabulary, not medical guidance.
Live official records
Open in full search- Conditions
- Parkinson Disease
- Interventions
- Donepezil (Aricept)
- Drug
- Lead sponsor
- University of Virginia
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 6 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
- Conditions
- Parkinson Disease
- Interventions
- Lu AF28996
- Drug
- Lead sponsor
- H. Lundbeck A/S
- Industry
- Eligibility
- 35 Years to 85 Years
- Enrollment
- 57 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2026
- U.S. locations
- 9
- States / cities
- Los Alamitos, California • Washington D.C., District of Columbia • Hallandale, Florida + 6 more
- Conditions
- Parkinson Disease Dementia, Parkinson Disease, Parkinson's Disease and Parkinsonism, Lewy Body Parkinsonism, Dementia With Lewy Bodies, Progressive Supranuclear Palsy, Corticobasal Degeneration, Multiple System Atrophy, Vascular Parkinsonism
- Interventions
- Parkinson Disease Standard Care, Online Community-Supported Palliative Care
- Other
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 632 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Rochester, New York
- Conditions
- Parkinson Disease, Sleep Disorder, Fatigue
- Interventions
- SunRay Light Boxes
- Device
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 45 Years and older
- Enrollment
- 203 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2023
- U.S. locations
- 25
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Irvine, California + 20 more
- Conditions
- Freezing of Gait, Parkinson Disease
- Interventions
- OFF Parkinson's Medication(s), OFF Deep Brain Stimulation
- Other
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 21 Years to 75 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2029
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
- 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 Disease
- Interventions
- Active Comparator: Active tDCS and Active TUS, Sham Comparator: Sham TDCS and Sham TUS, Physical Therapy
- Device · Other
- Lead sponsor
- Spaulding Rehabilitation Hospital
- Other
- Eligibility
- 40 Years to 90 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2026
- U.S. locations
- 1
- States / cities
- Charlestown, Massachusetts
- Conditions
- Deep Brain Stimulation, Parkinson's Disease and Parkinsonism, Dystonia
- Interventions
- Clinically optimized deep brain stimulation
- Other
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 64 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
- Conditions
- REM Sleep Behavior Disorder, Pre-motor Parkinson Disease, Symptomatic Parkinson Disease
- Interventions
- Carvedilol
- Drug
- Lead sponsor
- Michele Tagliati, MD
- Other
- Eligibility
- 50 Years to 85 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2026
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Symptomatic Parkinson Disease, REM Sleep Behavior Disorder, Pre-motor Parkinson's Disease
- Interventions
- Terazosin therapy
- Drug
- Lead sponsor
- Cedars-Sinai Medical Center
- Other
- Eligibility
- 50 Years to 85 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- REM Sleep Behavior Disorder, Pre-motor Parkinson's Disease, Symptomatic Parkinson Disease
- Interventions
- Terazosin
- Drug
- Lead sponsor
- Cedars-Sinai Medical Center
- Other
- Eligibility
- 50 Years to 85 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2026
- U.S. locations
- 1
- States / cities
- Los Angeles, California
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.
Related: all condition pages, browse by drug or therapy, browse by U.S. city, browse by sponsor, or open the full search for Parkinson's Disease.