{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Virus+Vaccine&page=39",
    "query": {
      "intervention": "Influenza Virus Vaccine",
      "page": 39
    },
    "page_size": 10
  },
  "pagination": {
    "page": 39,
    "page_size": 10,
    "total_count": 1125,
    "total_pages": 113,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Virus+Vaccine&page=40&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Virus+Vaccine&page=38&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T15:34:54.168Z",
  "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": "NCT03336619",
      "title": "A Phase III, Randomized, Double-Blind, Placebo Controlled Trial to Evaluate the Efficacy and Safety of Nitazoxanide in the Treatment of Uncomplicated Influenza",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Nitazoxanide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Romark Laboratories L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 1030,
      "start_date": "2018-01-17",
      "completion_date": "2019-04-17",
      "has_results": true,
      "last_update_posted_date": "2022-06-28",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 34,
      "location_summary": "Alabaster, Alabama • Birmingham, Alabama • Hoover, Alabama + 28 more",
      "locations": [
        {
          "city": "Alabaster",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Pelham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03336619"
    },
    {
      "nct_id": "NCT01270685",
      "title": "2009 H1N1 Pandemic and Seasonal Influenza in SCI/D: Infection Control Strategies",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 0,
      "start_date": "2010-07",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2015-06-26",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 1,
      "location_summary": "Hines, Illinois",
      "locations": [
        {
          "city": "Hines",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01270685"
    },
    {
      "nct_id": "NCT01578317",
      "title": "Immune Responses to H5N1 Vaccine With and Without AS03 Adjuvant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "H5N1 vaccine plus AS03 adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "H5N1 vaccine without adjuvant",
          "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": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 43,
      "start_date": "2012-03-20",
      "completion_date": "2016-01-31",
      "has_results": true,
      "last_update_posted_date": "2019-02-26",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01578317"
    },
    {
      "nct_id": "NCT03617523",
      "title": "Safety and Immunogenicity of Fluzone® Quadrivalent, Flublok® Quadrivalent, and Fluzone® High-Dose, Influenza Vaccines, 2018-2019 Formulations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Fluzone Quadrivalent vaccine, 2018-2019 formulation",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Flublok Quadrivalent vaccine, 2018-2019 formulation",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone High-Dose vaccine, 2018-2019 formulation",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 240,
      "start_date": "2018-09-10",
      "completion_date": "2018-11-12",
      "has_results": true,
      "last_update_posted_date": "2022-03-29",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 3,
      "location_summary": "Bardstown, Kentucky • Metairie, Louisiana • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Metairie",
          "state": "Louisiana"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03617523"
    },
    {
      "nct_id": "NCT01421888",
      "title": "The NIH UNI Study: Urea Cycle Disorders, Nutrition and Immunity",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Argininosuccinic Aciduria",
        "Carbamoyl-Phosphate Synthase I Deficiency",
        "Citrullinemia",
        "Ornithine Carbamoyltransferase Deficiency",
        "Hyperargininemia",
        "N-Acetylglutamate Synthase Deficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Human Genome Research Institute (NHGRI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "2 Years to 99 Years"
      },
      "enrollment_count": 4,
      "start_date": "2011-08-08",
      "completion_date": "2013-04-17",
      "has_results": false,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01421888"
    },
    {
      "nct_id": "NCT00617110",
      "title": "Effects of Diesel Exhaust Followed by Administration of Nasal Spray Flu Vaccine on Individuals With & Without Allergies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "live attenuated influenza virus (LAIV) with clean air",
          "type": "OTHER"
        },
        {
          "name": "LAIV and diesel exhaust particles",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 54,
      "start_date": "2008-01",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2015-06-03",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00617110"
    },
    {
      "nct_id": "NCT02151201",
      "title": "Impact of Influenza Vaccination in Pregnancy Video Education",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Influenza vaccination video education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hand washing video education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 105,
      "start_date": "2013-11",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2014-06-02",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02151201"
    },
    {
      "nct_id": "NCT07093281",
      "title": "Intranasal LAIV Mucosal Immunity Examination",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Impact of Vaccination"
      ],
      "interventions": [
        {
          "name": "Live Attenuated Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "2 Years to 89 Years"
      },
      "enrollment_count": 25,
      "start_date": "2027-02",
      "completion_date": "2029-07",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07093281"
    },
    {
      "nct_id": "NCT00258830",
      "title": "Safety and Immunogenicity of the 2005-2006 Fluzone® Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Fluzone®: Influenza Virus Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2005-09",
      "completion_date": "2007-03",
      "has_results": true,
      "last_update_posted_date": "2016-04-14",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 1,
      "location_summary": "Norfolk, Virginia",
      "locations": [
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00258830"
    },
    {
      "nct_id": "NCT02603952",
      "title": "A Phase 2a to Evaluate the Safety of MEDI8852 in Adults With Uncomplicated Influenza",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Oseltamivir",
          "type": "DRUG"
        },
        {
          "name": "MEDI8852",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 126,
      "start_date": "2015-12-07",
      "completion_date": "2016-12-09",
      "has_results": true,
      "last_update_posted_date": "2018-06-08",
      "last_synced_at": "2026-10-20T15:34:54.168Z",
      "location_count": 22,
      "location_summary": "Canoga Park, California • Long Beach, California • Los Angeles, California + 15 more",
      "locations": [
        {
          "city": "Canoga Park",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02603952"
    }
  ]
}