Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 27, 2026, 12:44 AM EDT

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Showing 1–16 of 16 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Hypertension, Pure Autonomic Failure, Multiple System Atrophy, Autonomic Failure
Interventions
Heating pad, Sham control
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Hypertension, Pure Autonomic Failure, Multiple System Atrophy, Autonomic Failure
Interventions
Passive heat stress, Control (non-heating)
Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
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 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Autonomic Nervous System Disorders, Pure Autonomic Failure, Shy-Drager Syndrome, Orthostatic Hypotension, Dysautonomic
Interventions
Angiotensin-(1-7), Saline
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Phase 1 Interventional Accepts healthy volunteers

Thorough QT Study to Evaluate Ampreloxetine in Healthy Subjects

NCT04688632
Conditions
Symptomatic Neurogenic Orthostatic Hypertension, nOH
Interventions
Ampreloxetine <Dose A>, Ampreloxetine <Dose B>, Ampreloxetine Placebo, Moxifloxacin, Moxifloxacin Placebo
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Tempe, Arizona
Conditions
Symptomatic Neurogenic Orthostatic Hypertension, nOH
Interventions
Ampreloxetine
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
18 Years to 80 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Miami, Florida • Orlando, Florida
Completed No phase listed Observational Accepts healthy volunteers

PET Scan in Patients With Neurocardiologic Disorders

NCT00001418
Conditions
Autonomic Nervous System Diseases
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
335 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1994 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Spinal Cord Injury, Orthostatic Hypertension, Autonomic Dysreflexia
Interventions
Spinal Cord Transcutaneous Stimulation
Device
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
2
States / cities
Louisville, Kentucky
Conditions
Chronic Kidney Disease, Hypertension, Diabetes
Interventions
Exercise training
Behavioral
Lead sponsor
Springfield College
Other
Eligibility
35 Years to 70 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Springfield, Massachusetts
Recruiting Not applicable Interventional Accepts healthy volunteers

The Venous Distension Reflex and Orthostatic Hypertension

NCT03496792
Conditions
Blood Pressure
Interventions
Tilt + external pressure, Tilt + no external pressure., Limb occlusion + negative pressure, Limb occlusion + no negative pressure
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Hypertension
Interventions
Carvedilol CR capsules, Placebo, Lisinopril
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
65 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
20
States / cities
Anniston, Alabama • Glendale, Arizona • Anaheim, California + 17 more
Conditions
Autonomic Failure, Pure Autonomic Failure, Multiple System Atrophy, Parkinson Disease, Supine Hypertension, Neurogenic Orthostatic Hypotension
Interventions
Active CPAP, Sham CPAP, Sleeping in a head-up tilt (HUT) position
Device · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
40 Years to 80 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Phase 1Phase 2 Interventional Results available

Intravenous Norepinephrine for Orthostatic Hypotension

NCT01285908
Conditions
Orthostatic Hypertension
Interventions
Intravenous Norepinephrine Infusion
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Young Adults, Hypertension, Post-Exercise Hypotension, Circadian Rhythm
Interventions
Exercise
Behavioral
Lead sponsor
Freda Patterson
Other
Eligibility
18 Years to 39 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Newark, Delaware
Conditions
Multiple System Atrophy, Orthostatic Hypotension, Supine Hypertension
Interventions
Trimethaphan, Placebo
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
40 Years to 80 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers Results available

Advancing Understanding of Transportation Options

NCT04141891
Conditions
Diabetic Retinopathy, Macular Degeneration, Glaucoma, Retinitis Pigmentosa, Vision Disorders, Acute Coronary Syndrome, Implantable Defibrillator User, Congestive Heart Failure, Hypertrophic Obstructive Cardiomyopathy, Orthostatic Hypotension, Syncope, Presyncope, Narcolepsy, Dementia, Multiple Sclerosis, Parkinson Disease, Brain Injuries, Spinal Cord Injuries, Stroke, Vertigo, Dizziness, Seizures, Substance Use, Insulin Dependent Diabetes Mellitus, Arthritis, Foot--Abnormalities, Chronic Obstructive Pulmonary Disease, Obstructive Sleep Apnea, End Stage Renal Disease, Sleep Apnea, Insomnia, Restless Legs Syndrome
Interventions
Driving Decision Aid, Older Drivers Website
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
529 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
3
States / cities
La Jolla, California • Aurora, Colorado • Indianapolis, Indiana