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ClinicalTrials.gov public records Last synced Oct 20, 2026, 6:55 AM EDT

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Showing 97–120 of 504 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Dysautonomia Clear all
Recruiting Phase 3 Interventional Accepts healthy volunteers

Exploring Sympathetic Nervous System Function in Individuals With Down Syndrome

NCT07238465
View directory record Official record
Conditions
Down Syndrome, Autonomic Dysfunction
Interventions
Cold Stress, Maximal Dynamic Exercise, Isometric Handgrip Exercise with Post-Exercise Muscle Ischemia, Head-up Tilt Table Test
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 20, 2026, 6:55 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cardiovascular Function and Response to Stimulation Within the First Year After Spinal Cord Injury

NCT06841198
View directory record Official record
Conditions
Spinal Cord Injuries (SCI), Orthostatic Hypotension, Dysautonomic, Cardiovascular, Transcutaneous Spinal Stimulation
Interventions
spinal cord transcutaneous stimulation, Ice testing
Device · Procedure
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
West Orange, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 20, 2026, 6:55 AM EDT
Withdrawn Early Phase 1 Interventional

The Role of the Noradrenergic System in the Nonmotor Symptoms of Parkinson's Disease

NCT04346394
View directory record Official record
Conditions
Parkinson Disease
Interventions
Yohimbine HCl
Drug
Lead sponsor
Nathaniel M. Robbins
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Aug 23, 2023 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Phase 2 Interventional

Propranolol to Treat Fainting in Children With Sympathoadrenal Imbalance

NCT00093860
View directory record Official record
Conditions
Syncope
Interventions
Propranolol
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 20, 2026, 6:55 AM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

GLP-1 and Hypoglycemia

NCT01858896
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Glucagon-Like Peptide- 1 (GLP-1) infusion, Placebo Comparator: Saline Infusion
Drug · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 45 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 6, 2025 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Not applicable Interventional Results available

Cardioneuroablation for Neurocardiogenic Syncope

NCT02009982
View directory record Official record
Conditions
Neurocardiogenic Syncope, Vasovagal Syncope
Interventions
Cardioneuroablation, Biosense Webster Navistar ThermoCool Diagnostic/Ablation Deflectable Tip Catheter
Procedure · Device
Lead sponsor
David B. De Lurgio
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
Atlanta, Georgia • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 4, 2016 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Efficacy of L-NAME and Midodrine to Increase MAP

NCT00835224
View directory record Official record
Conditions
Orthostatic Hypotension, Spinal Cord Injury
Interventions
L-NAME, Midodrine, Placebo
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 65 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 23, 2014 · Synced Oct 20, 2026, 6:55 AM EDT
Recruiting Not applicable Interventional

Low-Dose Naltrexone for the Treatment of Complex Regional Pain Syndrome

NCT02502162
View directory record Official record
Conditions
Complex Regional Pain Syndrome
Interventions
LDN, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Phase 2 Interventional

Phase II Study of Midodrine for Neurogenic Orthostatic Hypotension

NCT00004268
View directory record Official record
Conditions
Orthostatic Hypotension
Interventions
midodrine
Drug
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Not applicable Interventional

Abdominal Compression in Orthostatic Hypotension

NCT01223391
View directory record Official record
Conditions
Autonomic Failure, Orthostatic Hypotension
Interventions
Abdominal binder, No abdominal binder
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 12, 2014 · Synced Oct 20, 2026, 6:55 AM EDT
Recruiting Not applicable Interventional

Overnight Trials With Heat Stress in Autonomic Failure Patients With Supine Hypertension

NCT03042988
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 16, 2026 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Phase 3 Interventional Results available

Effect of Ivabradine on Patients With Postural Orthostatic Tachycardia Syndrome

NCT03182725
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome
Interventions
Ivabradine, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Oct 20, 2026, 6:55 AM EDT
Not yet recruiting Not applicable Interventional

Noninvasive CA Monitoring Validation and Autonomic Modulation in Aneurysmal Subarachnoid Hemorrhage

NCT07577739
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Aneurysmal, Delayed Cerebral Ischemia, Cerebral Vasospasm, Autonomic Nervous System Diseases
Interventions
Right-Sided Cervical Sympathetic Block at C6, Transcutaneous Auricular Vagal Nerve Stimulation (taVNS)
Procedure · Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Mechanisms of Hypoglycemia Associated Autonomic Dysfunction Question 2

NCT00574639
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Alprazolam, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 50 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 12, 2019 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Sodium's Effect on Urinary Sodium and Dopamine Excretion in Patients With Postural Tachycardia Syndrome

NCT01563107
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome
Interventions
Plasma Volume, Exercise Capacity Test - Bicycle, Posture Study
Radiation · Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 25, 2022 · Synced Oct 20, 2026, 6:55 AM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Two Point Discrimination

NCT03686748
View directory record Official record
Conditions
Ehlers-Danlos Syndrome (EDS), Complex Regional Pain Syndrome (CRPS), Amplified Musculoskeletal Pain Syndrome (AMPS), Low Back Pain, Fibromyalgia, Chronic Widespread Pain
Interventions
Two-point discrimination training, One-point discrimination training
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
10 Years to 17 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 6, 2025 · Synced Oct 20, 2026, 6:55 AM EDT
Withdrawn No phase listed Observational

Predicting Pain Exacerbations in Children With Complex Regional Pain Syndrome (CRPS)

NCT06337526
View directory record Official record
Conditions
Complex Regional Pain Syndromes
Interventions
Apple Watch v8
Device
Lead sponsor
Stanford University
Other
Eligibility
8 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 20, 2026, 6:55 AM EDT
Not yet recruiting Not applicable Interventional

Impact of Transcutaneous Spinal Stimulation on Blood Pressure and Orthostasis in Spinal Cord Injury

NCT07674511
View directory record Official record
Conditions
Spinal Cord Injuries, Hypotension, Orthostatic Hypotension, Spinal Cord Diseases, Cardiovascular Diseases, Trauma, Nervous System, Central Nervous System Disease, Nervous System Diseases, Blood Pressure
Interventions
Tilt test with stimulation (real-time effects): Intervention 1, 20 sessions of stimulation (Intervention 2)
Device
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
West Orange, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Not applicable Interventional Results available

Does Improving Vagal Tone Increase Mitochondrial Bioenergetics

NCT03931330
View directory record Official record
Conditions
Functional Gastrointestinal Disorders, Irritable Bowel Syndrome, Dyspepsia, Functional Abdominal Pain Syndrome
Interventions
Percutaneous neurostimulation
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
12 Years to 18 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 21, 2021 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Phase 4 Interventional

Propranolol to Treat Fainting Due to Sympathoadrenal Imbalance

NCT00060866
View directory record Official record
Conditions
Neurocardiogenic Syncope
Interventions
Propranolol
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 20, 2026, 6:55 AM EDT
Completed Phase 4 Interventional

A Study Of Lidocaine Patch 5% Alone, Gabapentin Alone, And Lidocaine Patch 5% And Gabapentin In Combination For The Relief Of Pain In Patients With Diverse Peripheral Neuropathic Pain Conditions

NCT00904202
View directory record Official record
Conditions
Postherpetic Neuralgia, Diabetic Neuropathy, Complex Regional Pain Syndrome, Carpal Tunnel Syndrome, HIV Neuropathy, Idiopathic Sensory Neuropathy, Peripheral Neuropathy
Interventions
Placebo Capsules + Placebo Patch, Placebo capsules + Lidoderm®, Gabapentin + Placebo, Gabapentin + Lidoderm®, Gabapentin 300 mg capsules 1800 mg/day + placebo patch, Gabapentin 1800 mg/day + Lidoderm patch
Drug
Lead sponsor
Endo USA Inc., a Keenova Therapeutics Company
Industry
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
7
States / cities
Birmingham, Alabama • Hueytown, Alabama • Phoenix, Arizona + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 2, 2024 · Synced Oct 20, 2026, 6:55 AM EDT
Recruiting Phase 2 Interventional

Personalized Brain Stimulation to Treat Chronic Concussive Symptoms

NCT06073886
View directory record Official record
Conditions
Post-Concussion Syndrome, Concussion, Brain, Mild Traumatic Brain Injury, Head Injury, Headache, Dizziness, Cognitive Symptom, Dysautonomia, Anxiety, Irritability; Syndrome, Depression, Post-traumatic Stress Disorder
Interventions
Active cTBS, Inactive/Sham cTBS, Imaginal exposure
Device · Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Westwood, Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 20, 2026, 6:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Positron Emission Tomography to Measure Pain and Pain Control

NCT00001307
View directory record Official record
Conditions
Healthy, Hyperalgesia, Pain, Peripheral Nervous System Disease
Interventions
Oxygen-15 Water, Capsaicin
Drug
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
Not listed
Enrollment
273 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1992 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 20, 2026, 6:55 AM EDT
Recruiting Not applicable Interventional

VCOM Pain Free Research Collaborative

NCT06533345
View directory record Official record
Conditions
Chronic Pain
Interventions
Behavior Change Coaching, Nutrition, Autonomic Recalibration, Dry Needling, Osteopathic Manipulative Treatment, Counseling Psychology, Multiple Treatments
Behavioral · Other · Procedure
Lead sponsor
Edward Via Virginia College of Osteopathic Medicine
Other
Eligibility
21 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Auburn, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 20, 2026 · Synced Oct 20, 2026, 6:55 AM EDT