- Conditions
- Depression, Anhedonia
- Interventions
- Carbidopa Levodopa, Placebo
- Drug
- Lead sponsor
- Emory University
- Other
- Eligibility
- 25 Years to 55 Years
- Enrollment
- 19 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–17
of 17
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- 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's Disease
- Interventions
- Accordion Pill™ Carbidopa/Levodopa
- Drug
- Lead sponsor
- Intec Pharma Ltd.
- Industry
- Eligibility
- 30 Years to 100 Years
- Enrollment
- 460 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2019
- U.S. locations
- 37
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 33 more
- Conditions
- Depression
- Interventions
- Levodopa+carbidopa, Placebo
- Drug
- Lead sponsor
- Emory University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 57 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2020
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Cocaine Dependence
- Interventions
- levodopa/carbidopa, Ropinirole 2 mg/d, Placebo, Ropinirole 4 mg/d
- Drug
- Lead sponsor
- The University of Texas Health Science Center, Houston
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 119 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2017
- U.S. locations
- 1
- States / cities
- Houston, Texas
- 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 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
- Conditions
- Parkinson's Disease
- Interventions
- Levodopa, Zolpidem first dose, Zolpidem second dose, sugar pill
- Drug
- Lead sponsor
- Rush University Medical Center
- Other
- Eligibility
- 30 Years to 75 Years
- Healthy volunteers
- Healthy volunteers not accepted
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Parkinson's Disease
- Interventions
- Sinemet 25-100 Oral Tablet, XP21279, Carbidopa Pill
- Drug
- Lead sponsor
- XenoPort, Inc.
- Industry
- Eligibility
- 30 Years to 75 Years
- Enrollment
- 14 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2010
- U.S. locations
- 2
- States / cities
- Peoria, Arizona • Bingham Farms, Michigan
- Conditions
- Spinal Cord Injuries
- Interventions
- CPH + hand training, CD-LD + hand training, ATX + hand training, Placebo + hand training
- Drug
- Lead sponsor
- Bronx VA Medical Center
- Federal
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- The Bronx, New York
- Conditions
- Diabetic Retinopathy
- Interventions
- Sinemet CR, placebo
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 30 Years to 80 Years
- Enrollment
- 244 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2028
- U.S. locations
- 1
- States / cities
- Decatur, Georgia
- 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
- Stroke
- Interventions
- Telerehabilitation, Sinemet Pill, Placebo
- Device · Drug
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Sub-acute Back Pain
- Interventions
- Naproxen, Carbidopa/Levodopa, Placebo
- Drug
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 72 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2017
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Chronic Pain
- Interventions
- Methylphenidate, carbidopa-levodopa, Placebo
- Drug
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Rochester, New York
- Conditions
- Nonfluent Aphasia, Stroke
- Interventions
- levodopa/carbidopa, Placebo comparator
- Drug
- Lead sponsor
- Shirley Ryan AbilityLab
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2012
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Parkinson's Disease
- Interventions
- Accordion Pill™ Carbidopa/Levodopa, Sinemet®, Placebo -AP-CD/LD, Placebo- Sinemet
- Drug
- Lead sponsor
- Intec Pharma Ltd.
- Industry
- Eligibility
- 30 Years and older
- Enrollment
- 420 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2019
- U.S. locations
- 36
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Fountain Valley, California + 32 more