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ClinicalTrials.gov public records Last synced Sep 13, 2026, 11:57 AM EDT

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Showing 1–2 of 2 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers

Salivary Alpha Amylase as a Biomarker of Transdermal Vagus Nerve Stimulation

NCT03854539
Conditions
No Condition Salivary Alpha Amylase
Interventions
Transdermal Vagus Nerve Stimulation
Other
Lead sponsor
Arkansas Tech University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Russellville, Arkansas
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