Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 1, 2026, 11:33 PM EDT

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Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
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Conditions
Postural Tachycardia Syndrome (POTS), Vasovagal Syncope (VVS), Fainting
Interventions
Northera (Droxidopa), Placebo
Drug
Lead sponsor
New York Medical College
Other
Eligibility
18 Years to 35 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
1
States / cities
Hawthorne, New York
Conditions
Shy-Drager Syndrome, Orthostatic Hypotension
Interventions
droxidopa
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
20 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2006
U.S. locations
1
States / cities
New York, New York
Conditions
Autonomic Dysfunction, Orthostatic Intolerance
Interventions
Development of AD/OI after BS
Other
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years to 85 Years
Enrollment
400 participants
Timeline
2024 – 2025
U.S. locations
8
States / cities
Overland Park, Kansas • Independence, Missouri • Kansas City, Missouri
Conditions
Symptomatic Neurogenic Orthostatic Hypotension (NOH), Non-diabetic Neuropathy, Primary Autonomic Failure, Dopamine Beta Hydroxylase Deficiency
Interventions
Placebo, Droxidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
14
States / cities
Huntsville, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 11 more
Conditions
Parkinson Disease
Interventions
Droxidopa, Carbidopa
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Orthostatic Hypotension
Interventions
Droxidopa, Pyridostigmine, Placebo
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Symptomatic Neurogenic Orthostatic Hypotension (NOH), Non-diabetic Neuropathy, Primary Autonomic Failure, Dopamine Beta Hydroxylase Deficiency
Interventions
Placebo, Droxidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
44
States / cities
Birmingham, Alabama • Litchfield Park, Arizona • Phoenix, Arizona + 39 more
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
Hypotension, Orthostatic, Hypotension, Spinal Cord Injuries
Interventions
Northera, Placebo
Drug · Other
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
2
States / cities
New York, New York • The Bronx, New York
Withdrawn Phase 1 Interventional Accepts healthy volunteers

A Multi-Center, Open-Label Study

NCT01468259
Conditions
Renal Disease, End Stage Renal Disease
Interventions
Droxidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years to 79 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Knoxville, Tennessee
Conditions
Acute Kidney Injury, Cirrhosis, Decompensated Cirrhosis of Liver
Interventions
Droxidopa capsules, Placebo
Drug · Other
Lead sponsor
Giuseppe Cullaro, MD
Other
Eligibility
18 Years to 70 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
New York, New York
Conditions
Symptomatic Neurogenic Orthostatic Hypotension
Interventions
Droxidopa capsules, Placebo capsules
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years and older
Enrollment
453 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
168
States / cities
Chandler, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 103 more
Conditions
Symptomatic Neurogenic Orthostatic Hypotension
Interventions
Droxidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
65 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Fargo, North Dakota
Conditions
Parkinson Disease, Fatigue, Parkinsonism
Interventions
Northera, Placebo Oral Tablet
Drug
Lead sponsor
The Cooper Health System
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Camden, New Jersey
Conditions
Orthostatic Hypotension, Parkinson's Disease
Interventions
Droxidopa, Placebo
Drug · Other
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
60
States / cities
Alabaster, Alabama • Gilbert, Arizona • Phoenix, Arizona + 53 more
Conditions
Hypotension
Interventions
Midodrine Hydrochloride
Drug
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 60 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
West Orange, New Jersey • The Bronx, New York
Conditions
Parkinson's Disease, Freezing of Gait, Cognitive Ability, General
Interventions
Droxidopa, sugar pill
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
30 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
2
States / cities
Chicago, Illinois • West Bloomfield, Michigan
Conditions
Parkinson Disease, Neurogenic Orthostatic Hypotension
Interventions
Droxidopa, Placebo
Drug
Lead sponsor
William Ondo, MD
Other
Eligibility
18 Years to 85 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Houston, Texas
Conditions
Parkinson Disease, Multiple System Atrophy, Progressive Supranuclear Palsy
Interventions
Droxidopa, Placebo Oral Tablet
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Loma Linda, California
Conditions
Chronic Fatigue Syndrome, Orthostatic Hypotension, Neurally Mediated Hypotension, Neurogenic Orthostatic Hypotension
Interventions
Droxidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Charlotte, North Carolina
Conditions
Menkes Disease
Interventions
Droxidopa Oral Product, Placebo Control
Drug · Other
Lead sponsor
Stephen G. Kaler
Other
Eligibility
7 Years to 17 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
New York, New York
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Droxidopa+Carbidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
New York, New York
Approved For Marketing No phase listed Expanded access

Long Term Treatment With L-DOPS

NCT00889135
Conditions
Dopamine Beta Hydroxylase (DBH) Deficiency
Interventions
droxidopa
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
QTc Interval
Interventions
Droxidopa, Moxifloxacin, Placebo
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years to 45 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Austin, Texas