Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 7, 2026, 4:08 AM EDT

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Showing 25–28 of 28 matching trials from the live ClinicalTrials.gov search.
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
Major Depressive Disorder
Interventions
active tVNS, Sham tVNS
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
50 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Charlestown, Massachusetts
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Cardiovascular Autonomic and Immune Mechanism of Post COVID-19 Tachycardia Syndrome

NCT05421208
Conditions
Post-acute COVID-19 Syndrome, Postural Tachycardia Syndrome (POTS), Long COVID, SARS CoV 2 Infection
Interventions
Levels of inflammatory cytokine ( IL-6) in post-COVID-19 POTS and controls, Levels of inflammatory cytokine ( IL-6) in controls, Effect on inflammation after chronic PNS stimulation
Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
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