Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Sep 30, 2026, 2:10 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 66 matching trials from the live ClinicalTrials.gov search.
Conditions
Posttraumatic Stress Disorder, Opioid Use Disorder
Interventions
Sparrow Ascent tAN, Sparrow Ascent Active Sham
Device
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Cape Girardeau, Missouri
Conditions
Opioid-use Disorder, Opioid Withdrawal
Interventions
Sparrow Ascent Therapy System, Lofexidine, Extended-release injectable naltrexone
Device · Drug
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
4
States / cities
Rancho Mirage, California • Crownsville, Maryland • Center City, Minnesota + 1 more
Recruiting Not applicable Interventional

tAN for First Responders

NCT07109349
Conditions
Mental Fatigue, Mental Stress
Interventions
Sparrow Link
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Survivor of Childhood Cancer, Insomnia, Acute Lymphoblastic Leukemia (ALL)
Interventions
Soterix tVNS device, Soterix tVNS device (sham programmed), Sleep Quality, Neurocognitive and mental health outcomes
Device · Behavioral
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
20 Years to 50 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Rosacea, Rosacea, Erythematotelangiectatic, Flushing
Interventions
Transaricular vagus nerve stimulation (taVNS)
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Irritable Bowel Syndrome (IBS-C)
Interventions
Transcutaneous Auricular Vagus Nerve Stimulation (ta-VNS), Sham Transcutaneous Auricular Vagus Nerve Stimulation
Device
Lead sponsor
West Virginia University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Morgantown, West Virginia
Recruiting Not applicable Interventional

tAN for Substance Use Disorder

NCT07281261
Conditions
Alcohol Use Disorder, Alcohol Abuse, Substance Use Disorders, Substance Use Disorders Alcohol Use Withdrawal State
Interventions
Sparrow Ascent, Sparrow Ascent (Sham)
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Hemostasis, Blood Biomarkers
Interventions
Volta System
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Manhasset, New York
Conditions
Mild Cognitive Impairment (MCI), Parkinsons Disease (PD), Healthy Adult
Interventions
transcutaneous auricular vagus nerve stimulation, sham stimulation
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Blood Loss, Surgical
Interventions
Volta tAN System, SHAM Volta tAN System
Device
Lead sponsor
University Surgical Vascular
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Watkinsville, Georgia
Conditions
Breast Cancer Survivors
Interventions
Active taVNS, Sham taVNS
Device
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 79 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Tallahassee, Florida
Conditions
Infant Feeding Problems, taVNS
Interventions
transcutaneous auricular vagus nerve stimulation, Sham transcutaneous auricular vagus nerve stimulation
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
2 Weeks to 5 Months
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Aging
Interventions
Active transcutaneous vagus nerve stimulation respiratory-gated non-painful electrical stimulation of the auricle for 10 minute sessions, Sham transcutaneous vagus nerve stimulation respiratory-gated non-painful electrical stimulation of the auricle for 10 minute sessions
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
60 Years to 85 Years
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Charlestown, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

Learning and Ear Stimulation

NCT04812015
Conditions
Learning, taVNS
Interventions
transcutaneous auricular vagus nerve stimulation (taVNS) 15 minutes, taVNS 30 minutes, taVNS 45 minutes, taVNS 60 minutes, taVNS 75 minutes, taVNS 0 minutes
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Charleston, South Carolina
Recruiting Not applicable Interventional Accepts healthy volunteers

taVNS-Paired Breastfeeding to Improve Breastfeeding at Discharge

NCT06417385
Conditions
Premature Birth, Breastfeeding, Exclusive, Feeding; Difficult, Newborn
Interventions
taVNS soterix device
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
35 Weeks and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Completed No phase listed Interventional Accepts healthy volunteers Results available

Examining Transcutaneous Vagal Nerve Stimulation as a Facilitator of Social Bonding

NCT05899413
Conditions
Vagus Nerve Stimulation
Interventions
Transcutaneous vagal nerve stimulation
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 39 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
San Francisco, California
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Vagus Nerve Stimulation to Enhance Memory in Aging

NCT07214194
Conditions
Alzheimer Disease, Aging
Interventions
Transcutaneous Auricular Vagus Nerve Stimulation (taVNS)
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2028
U.S. locations
1
States / cities
Stanford, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Vagustim™ Transcutaneous Auricular Vagus Nerve Stimulation Devices

NCT07791290
Conditions
Healthy Controls Group - Age and Sex-matched
Interventions
Vagustim Individual Device
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Hyde Park, New York
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Locus Coeruleus, Norepinephrine and Cognitive Aging

NCT06880510
Conditions
Alzheimer Disease
Interventions
t-VNS transcutaneous auricular vagus nerve stimulator
Device
Lead sponsor
Cornell University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ithaca, New York
Conditions
Pain, Postoperative, Opioid Use, Lumbar Spine Injury
Interventions
Sparrow Ascent Transcutaneous Auricular Neurostimulation (tAN), Sham Control Device
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Completed Early Phase 1 Interventional Results available

CIMT and taVNS for Hemiplegia in Infants

NCT05101707
Conditions
Infant Development, Hemiplegia, Constraint Induced Movement Therapy
Interventions
transcutaneous auricular vagus nerve stimulation, Constraint induced movement therapy
Device · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
6 Months to 18 Months
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Charleston, South Carolina
Active, not recruiting Not applicable Interventional

Neurostimulation to Improve NOWS Outcomes

NCT05129020
Conditions
Neonatal Opioid Withdrawal Syndrome, Neonatal Abstinence Syndrome
Interventions
Sparrow Fledging Therapy System, Sham Sparrow Fledging Therapy System
Device
Lead sponsor
Spark Biomedical, Inc.
Industry
Eligibility
33 Weeks to 1 Year
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
3
States / cities
Charleston, South Carolina • Dallas, Texas • San Antonio, Texas
Conditions
Traumatic Brain Injury
Interventions
Transcutaneous auricular vagus active nerve stimulation, Transcutaneous auricular vagus sham nerve stimulation
Device
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Pain, Chronic, Irritable Bowel Syndrome, Symptom Cluster
Interventions
Home-based taVNS intervention
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 29 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New Haven, Connecticut