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ClinicalTrials.gov public records Last synced Sep 24, 2026, 8:09 PM EDT

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Showing 1–24 of 39 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Recruiting Phase 2 Interventional Accepts healthy volunteers

Role of Sympathetic Overactivity and Angiotensin II in PTSD and CV

NCT02560805
Conditions
Stress Disorders, Post-Traumatic
Interventions
Microneurography, Combat virtual reality video clip, Handgrip Exercise, Cold Pressor Test (CPT), Sodium Nitroprusside (SNP), Phenylephrine, Losartan, Atenolol, Transcutaneous Vagal Nerve Stimulation (tVNS), Sham Transcutaneous Vagal Nerve Stimulation (tVNS)
Procedure · Behavioral · Drug + 1 more
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Decatur, Georgia
Recruiting Not applicable Interventional Accepts healthy volunteers

Sympathetic Overactivity in Post-traumatic Stress Disorder

NCT01627301
Conditions
Post-traumatic Stress Disorder, Prehypertension
Interventions
Device-Guided Breathing (DGB), Sham DGB, Transcutaneous Vagal Nerve Stimulation (tVNS), Sham tVNS
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2027
U.S. locations
1
States / cities
Decatur, Georgia
Conditions
TBI Traumatic Brain Injury
Interventions
Transcutaneous Vagus Nerve Stimulation (tVNS)
Device
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 75 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Fibromyalgia
Interventions
Transcutaneous Vagus Nerve Stimulation
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Aneurysmal Subarachnoid Hemorrhage, Vasospasm, Cerebral, Transcutaneous Vagal Nerve Stimulation (tVNS), Endovascular Treatment
Interventions
Transcutaneous Vagal Nerve Stimulation
Device
Lead sponsor
Marshall Holland
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Diabetes, Weight Loss
Interventions
tVNS, Complete Vagotomy, Anterior Vagotomy
Behavioral · Procedure
Lead sponsor
University of Florida
Other
Eligibility
20 Years to 75 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Chronic Dizziness, Persistent Postural Perceptual Dizziness
Interventions
Sham Device, Auricular transcutaneous vagus nerve stimulation
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Autonomic Mechanisms of Sleep-dependent Memory Consolidation

NCT04021797
Conditions
Memory, Sleep
Interventions
transcutaneous vagal nerve stimulation
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 64 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vagus Nerve Stimulation and Stress Reduction Training for Migraine

NCT03592329
Conditions
Migraine
Interventions
Stress Reduction Training A, active tVNS, Stress Reduction Training B, sham tVNS
Behavioral · Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
193 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Dyspepsia
Interventions
Alimetry, tVNS, Gastroduodenal Manometry
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Breast Cancer
Interventions
Transcutaneous vagus nerve and acupuncture point stimulation
Device
Lead sponsor
The Healing Consciousness Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Meadowbrook, Pennsylvania
Conditions
Knee Osteoarthritis, Central Pain Syndrome
Interventions
Transcutaneous vagus nerve stimulation
Device
Lead sponsor
University of Texas, El Paso
Other
Eligibility
45 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
El Paso, Texas
Conditions
Stroke, Cerebrovascular Accident (CVA), Hemiparesis
Interventions
Transcutaneous Vagus Nerve Stimulation (tVNS), Sham Transcutaneous Vagus Nerve Stimulation (tVNS)
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 85 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Manhasset, New York
Conditions
Aging
Interventions
Transcutaneous vagal nerve stimulation (tVNS), Cognitive training
Device · Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 90 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
Tucson, Arizona • Gainesville, Florida
Conditions
Prader-Willi Syndrome
Interventions
tVNS, intermittent stimulation, tVNS, continuous stimulation
Device
Lead sponsor
Foundation for Prader-Willi Research
Other
Eligibility
10 Years to 40 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
18
States / cities
Palo Alto, California • San Diego, California • Aurora, Colorado + 14 more
Conditions
Cognition, Gut Microbiome
Interventions
Probiotic Supplement, Transcutaneous Vagal Nerve Stimulation (tVNS)
Dietary Supplement · Device
Lead sponsor
University of Florida
Other
Eligibility
35 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Coral Gables, Florida
Conditions
Major Depressive Disorder
Interventions
exhalatory-gated transcutaneous vagus nerve stimulation (e-RAVANS), Inhalatory-gated transcutaneous vagus nerve stimulation (i-RAVANS)
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
25 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Myocardial Infarction, Tachyarrhythmia
Interventions
Parasym device (active, current (mA) < discomfort threshold), Parasym device (sham, current (mA) = 0)
Device
Lead sponsor
Hippocration General Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Stroke
Interventions
Transcutaneous vagus nerve stimulation
Device
Lead sponsor
Casa Colina Hospital and Centers for Healthcare
Other
Eligibility
18 Years to 80 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Pomona, California
Conditions
STEMI - ST Elevation Myocardial Infarction, Inflammation
Interventions
Tragus stimulator, Sham Tragus stimulator
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Completed Not applicable Interventional Accepts healthy volunteers Results available

Treatment of Mild Cognitive Impairment With Transcutaneous Vagal Nerve Stimulation

NCT03359902
Conditions
Mild Cognitive Impairment
Interventions
Transcutaneous vagal nerve stimulation, Sham stimulation
Device
Lead sponsor
University of Florida
Other
Eligibility
60 Years to 89 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
3
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

tVNS Responsiveness Testing With Pupil Size

NCT06335199
Conditions
Stroke, Healthy Adult
Interventions
Unilateral Left tVNS stimulation, Bilateral tVNS stimulation, Unilateral Left Sham stimulation, Bilateral Sham stimulation, Unilateral Right tVNS stimulation, Unilateral Right Sham stimulation
Procedure
Lead sponsor
Georgia Institute of Technology
Other
Eligibility
18 Years to 89 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Atlanta, Georgia
Not listed Not applicable Interventional Accepts healthy volunteers

Testing the Noradrenergic Hypothesis of Transcutaneous Vagus Nerve Stimulation

NCT04455295
Conditions
no Condition, Electroencephalography, Pupil Diameter
Interventions
Transdermal Vagus Nerve Stimulation (tVNS)
Device
Lead sponsor
Arkansas Tech University
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Russellville, Arkansas
Conditions
Juvenile Idiopathic Arthritis (JIA)
Interventions
Active tcVNS, Sham tcVNS
Device
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
5 Years to 18 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
7
States / cities
San Francisco, California • Orlando, Florida • Indianapolis, Indiana + 4 more