{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=VNS+Control&page=2",
    "query": {
      "intervention": "VNS Control",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=VNS+Control&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T06:30:09.465Z",
  "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": "NCT01962558",
      "title": "Vagus Nerve Stimulation (VNS) Paired With Tones for Tinnitus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tinnitus"
      ],
      "interventions": [
        {
          "name": "VNS Treatment",
          "type": "DEVICE"
        },
        {
          "name": "VNS Control",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "MicroTransponder Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2014-02",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2018-04-06",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 3,
      "location_summary": "Iowa City, Iowa • Buffalo, New York • Dallas, Texas",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01962558"
    },
    {
      "nct_id": "NCT05630846",
      "title": "A Study on the Immune Response and Safety of a Combined Measles, Mumps, Rubella, Chickenpox Vaccine Compared to a Marketed Combined Vaccine, Given to Healthy Children 4 to 6 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Measles; Mumps; Rubella; Chickenpox",
        "Measles"
      ],
      "interventions": [
        {
          "name": "Investigational MMRV(H)NS vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational MM(H)RVNS vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational M(L)M(L)R(L)V(L)NS vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Marketed MMRV_Lot 1 and Lot 2 vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "4 Years to 6 Years"
      },
      "enrollment_count": 801,
      "start_date": "2022-12-14",
      "completion_date": "2024-10-14",
      "has_results": true,
      "last_update_posted_date": "2025-06-22",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Jonesboro, Arkansas • Bellflower, California + 30 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05630846"
    },
    {
      "nct_id": "NCT06716112",
      "title": "Paired Vagus Nerve Stimulation Mechanisms",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Stroke"
      ],
      "interventions": [
        {
          "name": "Vagus Nerve Stimulation (VNS) Device",
          "type": "DEVICE"
        },
        {
          "name": "Sham VNS Device",
          "type": "DEVICE"
        },
        {
          "name": "Upper Extremity Rehabilitation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "22 Years to 79 Years"
      },
      "enrollment_count": 4,
      "start_date": "2025-07-15",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 2,
      "location_summary": "New York, New York • Richardson, Texas",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Richardson",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06716112"
    },
    {
      "nct_id": "NCT06855160",
      "title": "A Study on the Immune Response and Safety of an Investigational Chickenpox Vaccine and a Marketed Measles, Mumps and Rubella Vaccine When Administered as Intramuscular Injection to Healthy Children 12 to 15 Months of Age",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chickenpox"
      ],
      "interventions": [
        {
          "name": "Candidate varicella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Marketed varicella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MMR vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis A vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV (pneumococcal conjugate vaccine) 13",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV 20",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaxneuvance",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "15 Months",
        "sex": "ALL",
        "summary": "12 Months to 15 Months"
      },
      "enrollment_count": 911,
      "start_date": "2025-04-17",
      "completion_date": "2027-02-02",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 13,
      "location_summary": "Tucson, Arizona • Huntington Park, California • Sherman Oaks, California + 10 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        },
        {
          "city": "Sherman Oaks",
          "state": "California"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Miami Lakes",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06855160"
    },
    {
      "nct_id": "NCT04534556",
      "title": "Wireless Nerve Stimulation Device To Enhance Recovery After Stroke",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Chronic Stroke",
        "Upper Extremity Paresis",
        "Ischemic Stroke",
        "Hemorrhagic Stroke"
      ],
      "interventions": [
        {
          "name": "Active Vagus Nerve Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Placebo Vagus Nerve Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "22 Years to 79 Years"
      },
      "enrollment_count": 42,
      "start_date": "2021-09-24",
      "completion_date": "2027-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04534556"
    },
    {
      "nct_id": "NCT06009159",
      "title": "Vagus Nerve Stimulation(VNS) As Treatment For Fibromyalgia Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fibromyalgia"
      ],
      "interventions": [
        {
          "name": "Transcutaneous Vagus Nerve Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "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": "2024-07-01",
      "completion_date": "2026-10-31",
      "has_results": false,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06009159"
    },
    {
      "nct_id": "NCT04088578",
      "title": "VNS-supplemented Motor Retraining After Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke, Acute"
      ],
      "interventions": [
        {
          "name": "Training",
          "type": "OTHER"
        },
        {
          "name": "Vagus Nerve Stimulation",
          "type": "OTHER"
        },
        {
          "name": "Sham Stimulation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 26,
      "start_date": "2019-09-22",
      "completion_date": "2021-11-09",
      "has_results": false,
      "last_update_posted_date": "2022-11-01",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04088578"
    },
    {
      "nct_id": "NCT06016686",
      "title": "Microelectrode Recordings From the Vagus Nerve in Awake Humans",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "VNS stimulation and intraneural recordings",
          "type": "OTHER"
        },
        {
          "name": "Record multi-unit activity from intraneural sites",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-04-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06016686"
    },
    {
      "nct_id": "NCT06740630",
      "title": "A Study on the Immune Response and Safety of an Investigational Chickenpox Vaccine When Given to Healthy Children 12 to 15 Months of Age",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chickenpox"
      ],
      "interventions": [
        {
          "name": "Investigational varicella vaccine_Lot 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational varicella vaccine_Lot 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational varicella vaccine_Lot 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Marketed varicella vaccine_Lot 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Marketed varicella vaccine_Lot 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MMR vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis A vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV (pneumococcal conjugate vaccine) 13",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV 20",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaxneuvance",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "15 Months",
        "sex": "ALL",
        "summary": "12 Months to 15 Months"
      },
      "enrollment_count": 1840,
      "start_date": "2025-01-10",
      "completion_date": "2027-05-17",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 59,
      "location_summary": "Mobile, Alabama • Hot Springs, Arkansas • Sherwood, Arkansas + 50 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Sherwood",
          "state": "Arkansas"
        },
        {
          "city": "Canoga Park",
          "state": "California"
        },
        {
          "city": "Covina",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06740630"
    },
    {
      "nct_id": "NCT06693895",
      "title": "A Study on the Safety of an Investigational Chickenpox Vaccine, When Given to Healthy Children, 12 to 15 Months of Age",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chickenpox"
      ],
      "interventions": [
        {
          "name": "Investigational varicella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Marketed varicella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Measles, mumps, and rubella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis A vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV (pneumococcal conjugate vaccine) 13",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV 20",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaxneuvance",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "15 Months",
        "sex": "ALL",
        "summary": "12 Months to 15 Months"
      },
      "enrollment_count": 750,
      "start_date": "2024-11-26",
      "completion_date": "2026-11-23",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-09-08T06:30:09.465Z",
      "location_count": 22,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Huntington Park, California + 18 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        },
        {
          "city": "National City",
          "state": "California"
        },
        {
          "city": "West Covina",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06693895"
    }
  ]
}