{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=VN",
    "query": {
      "intervention": "VN"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T00:42:34.676Z",
  "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": "NCT01772641",
      "title": "A Smoking Intervention Study Using Scheduled Gradual Reduction With Varenicline to Help With Cessation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nicotine Addiction"
      ],
      "interventions": [
        {
          "name": "Scheduled Gradual Reduction + Varenicline",
          "type": "OTHER"
        },
        {
          "name": "Scheduled Gradual Reduction + Placebo Drug",
          "type": "OTHER"
        },
        {
          "name": "Basic Advice + Varenicline",
          "type": "OTHER"
        },
        {
          "name": "Basic Advice + Placebo Drug",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2012-12",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2016-03-16",
      "last_synced_at": "2026-09-08T00:42:34.676Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01772641"
    },
    {
      "nct_id": "NCT00495872",
      "title": "Valproic Acid-Based 2-Agent Oral Regimens for Patients With Advanced Solid Tumor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "Dasatinib",
          "type": "DRUG"
        },
        {
          "name": "Erlotinib",
          "type": "DRUG"
        },
        {
          "name": "Lapatinib",
          "type": "DRUG"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Sorafenib",
          "type": "DRUG"
        },
        {
          "name": "Sunitinib",
          "type": "DRUG"
        },
        {
          "name": "Valproic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 204,
      "start_date": "2007-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2012-10-18",
      "last_synced_at": "2026-09-08T00:42:34.676Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00495872"
    },
    {
      "nct_id": "NCT00347672",
      "title": "Safety of and Immune Response to a Bird Flu Virus Vaccine (H5N1) in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza",
        "Virus Diseases"
      ],
      "interventions": [
        {
          "name": "H5N1 (6-2) AA ca Recombinant (A/VietNam/1203/2004 x A/AnnArbor/6/60/ca)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 42,
      "start_date": "2006-06",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2008-01-21",
      "last_synced_at": "2026-09-08T00:42:34.676Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00347672"
    },
    {
      "nct_id": "NCT03497845",
      "title": "Assess the Safety & Immunogenicity of Prime-Boost Vaccination Strategies Using H5Nx Virus Vaccine Adjuvanted With AS03 or MF59",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza A Virus, H5N1 Subtype"
      ],
      "interventions": [
        {
          "name": "VN",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IN",
          "type": "BIOLOGICAL"
        },
        {
          "name": "dk/BANG",
          "type": "BIOLOGICAL"
        },
        {
          "name": "gf/WA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "bhg/QL",
          "type": "BIOLOGICAL"
        },
        {
          "name": "AS03 adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MF59 adjuvant",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Biomedical Advanced Research and Development Authority",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 720,
      "start_date": "2018-03-15",
      "completion_date": "2019-11-19",
      "has_results": true,
      "last_update_posted_date": "2020-07-14",
      "last_synced_at": "2026-09-08T00:42:34.676Z",
      "location_count": 6,
      "location_summary": "San Diego, California • Peoria, Illinois • Lenexa, Kansas + 3 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03497845"
    },
    {
      "nct_id": "NCT05599321",
      "title": "Piloting a Virtual Navigation (VN) System for Bronchoscopic Lung Nodule Sampling",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Virtual Navigation System",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2023-06-16",
      "completion_date": "2024-11-15",
      "has_results": true,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-09-08T00:42:34.676Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05599321"
    },
    {
      "nct_id": "NCT01443663",
      "title": "Evaluating the Safety and Immune Response to an H5N1 Influenza Vaccine in People Who Have Previously Received an H5N1 or H7N3 Influenza Vaccine and in People Who Have Never Received a Live Attenuated Influenza Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "H5N1 Influenza"
      ],
      "interventions": [
        {
          "name": "H5N1 Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "54 Years",
        "sex": "ALL",
        "summary": "22 Years to 54 Years"
      },
      "enrollment_count": 69,
      "start_date": "2011-10",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2016-02-09",
      "last_synced_at": "2026-09-08T00:42:34.676Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01443663"
    },
    {
      "nct_id": "NCT04556552",
      "title": "Non-Invasive Vagal Nerve Stimulation in Opioid Use Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Substance-Related Disorders",
        "Substance Use Disorders",
        "Substance Abuse, Intravenous",
        "Substance Withdrawal",
        "Substance Abuse",
        "Opioid-use Disorder",
        "Opioid Use Disorder, Severe",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Non invasive VN stimulation (nVNS)",
          "type": "DEVICE"
        },
        {
          "name": "Oxygen (15-O) Water",
          "type": "DRUG"
        },
        {
          "name": "Sham Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Emory 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": 20,
      "start_date": "2020-11-13",
      "completion_date": "2022-09-13",
      "has_results": true,
      "last_update_posted_date": "2023-09-13",
      "last_synced_at": "2026-09-08T00:42:34.676Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04556552"
    }
  ]
}