- Conditions
- Amblyopia
- Interventions
- Levodopa/Carbidopa, Placebo, Patching
- Drug · Other
- Lead sponsor
- Jaeb Center for Health Research
- Other
- Eligibility
- 7 Years to 12 Years
- Enrollment
- 139 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2014
- U.S. locations
- 1
- States / cities
- Baltimore, 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 25–48
of 110
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Depressive Disorder
- Interventions
- Carbidopa/levodopa, Placebo, Exercise training, Control
- Drug · Behavioral
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 60 Years to 100 Years
- Enrollment
- 1 participant
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Cocaine Dependence
- Interventions
- levodopa carbidopa and entacapone (LCE), Placebo
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 21 Years to 50 Years
- Enrollment
- 23 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2015
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Parkinson's Disease, Motor Symptoms, Akinesia, Hypomobility, Delayed Levodopa Onset
- Interventions
- APOKYN, L-dopa, Trimethobenzamide
- Drug
- Lead sponsor
- MDD US Operations, LLC a subsidiary of Supernus Pharmaceuticals
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 127 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 12
- States / cities
- Los Angeles, California • Reseda, California • Washington D.C., District of Columbia + 9 more
- Conditions
- Cocaine Dependence
- Interventions
- levodopa, Placebo, Cognitive Behavioral Therapy, Contingency Management
- Drug · Behavioral
- Lead sponsor
- The University of Texas Health Science Center, Houston
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 85 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2011
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Depression, Cognitive Impairment, Gait Impairment
- Interventions
- Carbidopa/levodopa, Placebo
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 5 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- New York, New York
- 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 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
- 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
- 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
- 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
- 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
- Anhedonia, Depression
- Interventions
- Carbidopa Levodopa, Placebo
- Drug
- Lead sponsor
- Emory University
- Other
- Eligibility
- 25 Years to 55 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Parkinson's Disease
- Interventions
- ND0612 (Levodopa/Carbidopa solution), ND0612 (Levodopa/Carbidopa solution) + morning oral IR-LD/CD
- Drug
- Lead sponsor
- NeuroDerm Ltd.
- Industry
- Eligibility
- 30 Years to 80 Years
- Enrollment
- 38 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2017
- U.S. locations
- 3
- States / cities
- Chicago, Illinois • Farmington Hills, Michigan • Cincinnati, Ohio
- Conditions
- Parkinson's Disease
- Interventions
- IPX066, IR CD-LD
- Drug
- Lead sponsor
- Impax Laboratories, LLC
- Industry
- Eligibility
- 30 Years and older
- Enrollment
- 27 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- Hayward, California
- Conditions
- Parkinson's Disease
- Interventions
- XP21279 and carbidopa (experimental), Sinemet (comparator), Placebo for XP21279 and carbidopa, Placebo for Sinemet
- Drug
- Lead sponsor
- XenoPort, Inc.
- Industry
- Eligibility
- 30 Years to 80 Years
- Enrollment
- 35 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 12
- States / cities
- Phoenix, Arizona • Little Rock, Arkansas • Long Beach, California + 9 more
- Conditions
- Idiopathic Parkinson's Disease
- Interventions
- IPX054 200 mg, IPX054 250 mg, CD-LD IR, CD-LD CR, IPX054 200 mg Placebo, IPX054 250 mg Placebo, CD-LD IR Placebo, CD-LD CR Placebo
- Drug
- Lead sponsor
- Impax Laboratories, LLC
- Industry
- Eligibility
- 30 Years and older
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2007
- U.S. locations
- 2
- States / cities
- Bingham Farms, Michigan • Portland, Oregon
- Conditions
- Parkinson Disease
- Interventions
- L-DOPS, Placebo
- Drug
- Lead sponsor
- St. Joseph's Hospital and Medical Center, Phoenix
- Other
- Eligibility
- 30 Years to 83 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2019
- U.S. locations
- 1
- States / cities
- Phoenix, Arizona