{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tragus+stimulator",
    "query": {
      "intervention": "Tragus stimulator"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 11,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tragus+stimulator&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T18:21:01.927Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT05230732",
      "title": "Neuromodulation of Inflammation and Endothelial Function",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Systolic Heart Failure"
      ],
      "interventions": [
        {
          "name": "neuromodulation device",
          "type": "DEVICE"
        },
        {
          "name": "SHAM",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 158,
      "start_date": "2022-09-01",
      "completion_date": "2027-02-27",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05230732"
    },
    {
      "nct_id": "NCT03380156",
      "title": "Effect of Transcutaneous Vagal Stimulation (TVS) on Endothelial Function and Arterial Stiffness in HFrEF",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Reduced Ejection Fraction",
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "TVS",
          "type": "DEVICE"
        },
        {
          "name": "Sham TVS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 50,
      "start_date": "2017-12-04",
      "completion_date": "2020-05-30",
      "has_results": false,
      "last_update_posted_date": "2021-01-14",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03380156"
    },
    {
      "nct_id": "NCT06953388",
      "title": "Understanding Non-invasive Vagus Nerve Stimulation Effects in PTSD",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "PTSD - Post Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "transcutaneous auricular vagus nerve stimulation",
          "type": "DEVICE"
        },
        {
          "name": "sham transcutaneous auricular vagus nerve stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 60,
      "start_date": "2027-04-01",
      "completion_date": "2031-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06953388"
    },
    {
      "nct_id": "NCT06585254",
      "title": "tVNS in Long COVID-19",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Long COVID",
        "Chronic Fatigue Syndrome"
      ],
      "interventions": [
        {
          "name": "Transcutaneous vagus nerve stimulator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 50,
      "start_date": "2024-11-01",
      "completion_date": "2027-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06585254"
    },
    {
      "nct_id": "NCT03945058",
      "title": "Neuromodulation of Inflammation and Vascular Function in Systolic Heart Failure",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Reduced Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "TVS",
          "type": "DEVICE"
        },
        {
          "name": "SHAM",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 7,
      "start_date": "2020-02-04",
      "completion_date": "2021-12-16",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03945058"
    },
    {
      "nct_id": "NCT03445754",
      "title": "Effect of Transcutaneous Vagal Stimulation (TVS) on Endothelial Function in PAD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Artery Disease",
        "Endothelial Dysfunction",
        "Autonomic Imbalance"
      ],
      "interventions": [
        {
          "name": "TVS",
          "type": "DEVICE"
        },
        {
          "name": "Sham TVS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 11,
      "start_date": "2017-12-11",
      "completion_date": "2020-05-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03445754"
    },
    {
      "nct_id": "NCT04769206",
      "title": "Enhancing Parasympathetic Activity to Improve Endothelial Dysfunction, Vascular Oxidative Stress in African Americans",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "Galantamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "TENS 7000",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 160,
      "start_date": "2021-12-20",
      "completion_date": "2028-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04769206"
    },
    {
      "nct_id": "NCT05921253",
      "title": "Neuromodulation of Cardiovascular Risks Associated With Cardiotoxic Chemotherapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "PARASYM neuromodulation device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 104,
      "start_date": "2023-12-01",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 2,
      "location_summary": "Oklahoma City, Oklahoma • Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05921253"
    },
    {
      "nct_id": "NCT07510074",
      "title": "Modulating Inflammation in Neuro-Trauma",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "Nurosym taVNS",
          "type": "DEVICE"
        },
        {
          "name": "Nurosym (sham)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2026-08",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 2,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07510074"
    },
    {
      "nct_id": "NCT07093034",
      "title": "Sustained Auricular Nerve Stimulation for PVC Suppression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Premature Ventricular Complexes",
        "PVC - Premature Ventricular Contraction",
        "Auricular Vagus Nerve Stimulation"
      ],
      "interventions": [
        {
          "name": "Extended nocturnal use of auricular vagus nerve stimulator device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2025-07-01",
      "completion_date": "2026-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-09-06T18:21:01.927Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07093034"
    }
  ]
}