- Conditions
- Parkinson Disease, Dyskinesia, Drug-Induced
- Interventions
- Intravenous Infusion
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 50 Years and older
- Enrollment
- 93 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2024
- U.S. locations
- 3
- States / cities
- Portland, Oregon • Seattle, Washington
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–12
of 12
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Dyskinesias, Parkinson Disease
- Interventions
- Intravenous Levodopa
- Drug
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- Not listed
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2005
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Parkinson Disease
- Interventions
- Intravenous Levodopa, Lisuride Transdermal System
- Drug
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 40 Years to 80 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2007
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Dyskinesias, Movement Disorders, Central Nervous System Diseases, Nervous System Diseases, Neurologic Manifestations
- Interventions
- Ketamine, Midazolam
- Drug
- Lead sponsor
- PharmaTher Inc.
- Industry
- Eligibility
- 30 Years to 85 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2024
- U.S. locations
- 7
- States / cities
- Tucson, Arizona • Chula Vista, California • Fountain Valley, California + 3 more
- Conditions
- Parkinson's Disease
- Interventions
- Placebo, Tozadenant
- Drug
- Lead sponsor
- Biotie Therapies Inc.
- Industry
- Eligibility
- 40 Years to 75 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Parkinson Disease
- Interventions
- Levodopameter
- Device
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 40 Years to 85 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2028
- U.S. locations
- 1
- States / cities
- San Diego, California
- Conditions
- Glucose Tolerance
- Interventions
- Tyrosine (TYR) Supplementation
- Dietary Supplement
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Parkinson's Disease
- Interventions
- Tozadenant (SYN115) 60 mg BID, Placebo, Levodopa (L-dopa), Tozadenant (SYN115) 120 mg BID, Tozadenant (SYN115) 180 mg BID, Tozadenant (SYN115) 240 mg BID
- Drug
- Lead sponsor
- Biotie Therapies Inc.
- Industry
- Eligibility
- 30 Years to 80 Years
- Enrollment
- 420 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2012
- U.S. locations
- 40
- States / cities
- Birmingham, Alabama • La Jolla, California • Loma Linda, California + 37 more
- Conditions
- Parkinson's Disease
- Interventions
- Levodopa
- Drug
- Lead sponsor
- Kevin J. Black, MD
- Other
- Eligibility
- 40 Years to 79 Years
- Enrollment
- 31 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Levodopa-Induced Dyskinesia, Parkinson's Disease
- Interventions
- Intervention: Ketamine
- Drug
- Lead sponsor
- University of Arizona
- Other
- Eligibility
- 30 Years to 85 Years
- Enrollment
- 9 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2023
- U.S. locations
- 1
- States / cities
- Tucson, Arizona
- Conditions
- Parkinson Disease
- Interventions
- Not listed
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- Not listed
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1999 – 2000
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Parkinson's Disease, Dyskinesias
- Interventions
- Intravenous Levodopa, ACP-103
- Drug
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 30 Years to 80 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2007
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland