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ClinicalTrials.gov public records Last synced Oct 8, 2026, 9:50 PM EDT

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Showing 25–27 of 27 matching trials from the live ClinicalTrials.gov search.
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
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
Conditions
Acute Pain, Pain Perception, Healthy Adult Participants
Interventions
Active transcutaneous vagus nerve stimulation, Sham transcutaneous vagus nerve stimulation, Cold pressor test
Device · Other
Lead sponsor
David A. Purger
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Indianapolis, Indiana