- 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
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 73–96
of 253
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Age-related Macular Degeneration
- Interventions
- carbidopa-levodopa 25-100 mg, placebo for carbidopa-levodopa 25-100 mg
- Drug
- Lead sponsor
- Snyder, Robert W., M.D., Ph.D., P.C.
- Individual
- Eligibility
- 50 Years to 85 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Tucson, Arizona
- Conditions
- Parkinson's Disease
- Interventions
- Carbidopa/levodopa/entacapone, Immediate release carbidopa/levodopa
- Drug
- Lead sponsor
- Novartis Pharmaceuticals
- Industry
- Eligibility
- 30 Years to 70 Years
- Enrollment
- 747 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2008
- U.S. locations
- 31
- States / cities
- Birmingham, Alabama • Scottsdale, Arizona • La Jolla, California + 25 more
- Conditions
- Parkinson's Disease
- Interventions
- Not listed
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 18 Years and older
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2008
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Idiopathic Parkinson's Disease
- Interventions
- tozadenant, placebo
- Drug
- Lead sponsor
- Biotie Therapies Inc.
- Industry
- Eligibility
- 30 Years to 80 Years
- Enrollment
- 449 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2018
- U.S. locations
- 40
- States / cities
- Birmingham, Alabama • Sun City, Arizona • Loma Linda, California + 37 more
- Conditions
- Tourette Syndrome
- Interventions
- levodopa solution 2mg/ml for i.v. use, placebo
- Drug
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 49 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2010
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Parkinson Disease, Tremor
- Interventions
- Istradefylline Pill
- Drug
- Lead sponsor
- Georgetown University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 27 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- McLean, Virginia
- Conditions
- Autonomic Failure, Orthostatic Hypotension
- Interventions
- Atomoxetine, Acarbose, Pyridostigmine Bromide, Yohimbine, Midodrine HCl, placebo, Modafinil, Octreotide, water intake, Diphenhydramine Hydrochloride, Ranitidine HCL, Tranylcypromine, Ergotamine/ Caffeine, Celecoxib, Pseudoephedrine, Methylphenidate, Indomethacin, Ibuprofen, Oxymetazoline 0.05% nasal solution, Bovril, Acetazolamide, Rivastigmine tartrate, Carbidopa/levodopa, Inflatable abdominal binder, inflatable abdominal binder (sham)
- Drug · Other · Dietary Supplement + 1 more
- Lead sponsor
- Vanderbilt University
- Other
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 389 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2017
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Parkinson Disease
- Interventions
- Action Regulation Movement Task
- Behavioral
- Lead sponsor
- University of Texas Southwestern Medical Center
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Parkinson Disease
- Interventions
- PF-06412562, Standard of Care Placebo
- Drug
- Lead sponsor
- Milton S. Hershey Medical Center
- Other
- Eligibility
- Not listed
- Enrollment
- 8 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Hershey, Pennsylvania
- Conditions
- Major Depressive Disorder, Dysthymia, Depression
- Interventions
- L-DOPA, Placebo Oral Tablet
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 51 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Parkinson's Disease
- Interventions
- IPX066, CLE
- Drug
- Lead sponsor
- Impax Laboratories, LLC
- Industry
- Eligibility
- 30 Years and older
- Enrollment
- 110 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 12
- States / cities
- Fresno, California • Sunnyvale, California • Miami, Florida + 9 more
- Conditions
- Dyskinesia, Levodopa Induced Dyskinesia (LID), Parkinson's Disease
- Interventions
- ADS-5102, Placebo
- Drug · Other
- Lead sponsor
- Adamas Pharmaceuticals, Inc.
- Industry
- Eligibility
- 30 Years to 85 Years
- Enrollment
- 126 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2015
- U.S. locations
- 43
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 37 more
- Conditions
- Parkinson's Disease
- Interventions
- EMD 128130, IV Levodopa
- Drug
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- Not listed
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2001 – 2003
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Parkinson's Disease
- Interventions
- Carbidopa/levodopa/entacapone, Immediate release carbidopa/levodopa
- Drug
- Lead sponsor
- Novartis
- Industry
- Eligibility
- 30 Years to 85 Years
- Enrollment
- 14 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 21
- States / cities
- Phoenix, Arizona • Aliso Viejo, California • Irvine, California + 17 more
- 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
- Depression, HIV Infections, HIV-Associated Cognitive Motor Complex
- Interventions
- 18F-FDOPA, 11C-DASB
- Drug
- Lead sponsor
- National Institutes of Health Clinical Center (CC)
- NIH
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 46 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2022
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Pheochromocytoma, Endocrine Disease, Endocrine Diseases
- Interventions
- ([18F]-DOPA), ([18F]-6F-DA)
- Drug
- Lead sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- NIH
- Eligibility
- 3 Years to 120 Years
- Enrollment
- 3,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2000 – 2048
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Parkinson Disease
- Interventions
- Opicapone
- Drug
- Lead sponsor
- Neurocrine Biosciences
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 239 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 6
- States / cities
- Los Gatos, California • Memphis, Tennessee • Christiansburg, Virginia + 3 more
- Conditions
- Parkinson Disease, Off Episodes
- Interventions
- APL-130277, Placebo
- Drug
- Lead sponsor
- Sumitomo Pharma America, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 141 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2017
- U.S. locations
- 32
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 27 more
- Conditions
- Late Life Depression, Cognitive Decline, Depressive Disorder, Treatment-Resistant, Levodopa, Gait Impairment
- Interventions
- L-Dopa, Placebo
- Drug
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 79 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2026
- U.S. locations
- 2
- States / cities
- Pittsburgh, Pennsylvania • Nashville, Tennessee
- Conditions
- Parkinson's Disease, Motor Symptoms
- Interventions
- APOKYN, Physical Therapy
- Drug · Behavioral
- Lead sponsor
- MDD US Operations, LLC a subsidiary of Supernus Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 78 Years
- Enrollment
- 13 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016
- U.S. locations
- 12
- States / cities
- Phoenix, Arizona • Scottsdale, Arizona • Loma Linda, California + 9 more
- Conditions
- Parkinson's Disease
- Interventions
- CVT-301, Sinemet
- Drug
- Lead sponsor
- Acorda Therapeutics
- Industry
- Eligibility
- 30 Years to 85 Years
- Enrollment
- 23 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019
- U.S. locations
- 5
- States / cities
- Long Beach, California • Hallandale, Florida • Orlando, Florida + 2 more
- Conditions
- Parkinson's Disease
- Interventions
- No intervention.
- Other
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- Not listed
- Enrollment
- 222 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2004
- U.S. locations
- 1
- States / cities
- Rochester, New York