{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=trivalent+inactivated+influenza+vaccine+%28TIV%29",
    "query": {
      "intervention": "trivalent inactivated influenza vaccine (TIV)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 104,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=trivalent+inactivated+influenza+vaccine+%28TIV%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T16:48:46.689Z",
  "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": "NCT00800605",
      "title": "Immunogenicity Study of an Inactivated Influenza Vaccine (Split Virus, Vero Cell Derived) to Prevent Culture Confirmed Influenza Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Vero cell-derived, trivalent, seasonal influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo: Phosphate-buffered saline",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Alachua Government Services, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 7250,
      "start_date": "2008-12",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2025-11-24",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 36,
      "location_summary": "Tucson, Arizona • Sacramento, California • San Diego, California + 31 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00800605"
    },
    {
      "nct_id": "NCT00111579",
      "title": "Study to Evaluate the Immune Responses of Trivalent Cold-Adapted Influenza Vaccine (CAIV-T) Compared With (TIV)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "CAIV-T",
          "type": "BIOLOGICAL"
        },
        {
          "name": "TIV",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "36 Months",
        "sex": "ALL",
        "summary": "6 Months to 36 Months"
      },
      "enrollment_count": 52,
      "start_date": "2005-05",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2008-07-24",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 5,
      "location_summary": "Layton, Utah • Ogden, Utah • Pleasant Grove, Utah + 2 more",
      "locations": [
        {
          "city": "Layton",
          "state": "Utah"
        },
        {
          "city": "Ogden",
          "state": "Utah"
        },
        {
          "city": "Pleasant Grove",
          "state": "Utah"
        },
        {
          "city": "Provo",
          "state": "Utah"
        },
        {
          "city": "South Jordan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00111579"
    },
    {
      "nct_id": "NCT01216332",
      "title": "Standard Versus High-Dose Trivalent Inactivated Flu Vaccine in Pediatric Acute Lymphoblastic Leukemia Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pediatric Patients With Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "High-dose trivalent inactivated influenza vaccine",
          "type": "DRUG"
        },
        {
          "name": "Standard dose trivalent inactivated influenza vaccine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "3 Years to 17 Years"
      },
      "enrollment_count": 50,
      "start_date": "2010-10",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2019-05-03",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01216332"
    },
    {
      "nct_id": "NCT02485639",
      "title": "Analysis of Bone Marrow and Blood B Cell Immune Responses to Influenza Vaccination",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza",
        "Influenza Immunisation"
      ],
      "interventions": [
        {
          "name": "Influenza Virus Vaccine Inactivated",
          "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": 27,
      "start_date": "2015-12-23",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2023-10-24",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02485639"
    },
    {
      "nct_id": "NCT00775450",
      "title": "Influenza Vaccine Revaccination in Ambulatory Elderly Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza",
        "Orthomyxovirus Infection",
        "Myxovirus Infection"
      ],
      "interventions": [
        {
          "name": "Influenza Virus Vaccine USP Trivalent Types A and B",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 807,
      "start_date": "2008-10",
      "completion_date": "2009-07",
      "has_results": true,
      "last_update_posted_date": "2013-12-31",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 28,
      "location_summary": "Hoover, Alabama • Mobile, Alabama • Chandler, Arizona + 24 more",
      "locations": [
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00775450"
    },
    {
      "nct_id": "NCT00170547",
      "title": "Comparison of Delivery Routes of Flu Vaccine in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Trivalent inactivated influenza vaccine",
          "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": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 1597,
      "start_date": "2005-09",
      "completion_date": "2006-02",
      "has_results": false,
      "last_update_posted_date": "2014-12-05",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 10,
      "location_summary": "Stanford, California • Torrance, California • Iowa City, Iowa + 7 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00170547"
    },
    {
      "nct_id": "NCT01644149",
      "title": "Clinical Trial Assessing the Immunologic Response to a Influenza Vaccine Delivered Using an Jet Injection Device or a Needle Syringe",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza Prophylaxis"
      ],
      "interventions": [
        {
          "name": "Stratis Jet Injector",
          "type": "DEVICE"
        },
        {
          "name": "Needle and Syringe",
          "type": "DEVICE"
        },
        {
          "name": "2011-2012 Fluzone trivalent inactivated influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BIOLOGICAL"
      ],
      "sponsor": "PharmaJet, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 83,
      "start_date": "2012-01",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2019-06-20",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01644149"
    },
    {
      "nct_id": "NCT00538512",
      "title": "Comparative Study of Influenza Vaccines in Adults, FLUVACS-year 4",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Fluzone",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Flumist",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Physiologic saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 1952,
      "start_date": "2007-09",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2017-12-06",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 4,
      "location_summary": "Ann Arbor, Michigan • Kalamazoo, Michigan • Mount Pleasant, Michigan + 1 more",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Kalamazoo",
          "state": "Michigan"
        },
        {
          "city": "Mount Pleasant",
          "state": "Michigan"
        },
        {
          "city": "Ypsilanti",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00538512"
    },
    {
      "nct_id": "NCT01987349",
      "title": "T-cell And General Immune Response to Seasonal Influenza Vaccine (SLVP018) - Year 1, 2009",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Fluzone® (intramuscular)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "FluMist® (intranasal)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "8 Years to 100 Years"
      },
      "enrollment_count": 72,
      "start_date": "2009-09",
      "completion_date": "2010-01",
      "has_results": true,
      "last_update_posted_date": "2017-05-12",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01987349"
    },
    {
      "nct_id": "NCT01773928",
      "title": "Inactivated Split Virus Seasonal Influenza Vaccine (Vero Cell-Derived)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Vero cell-derived trivalent influenza vaccine manufactured with the modified manufacturing process (VCIV modified)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "VCIV manufactured with the current manufacturing process (VCIV current)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone®, licensed trivalent influenza vaccine (TIV)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Alachua Government Services, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1928,
      "start_date": "2013-01",
      "completion_date": "2013-04",
      "has_results": true,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-10-08T16:48:46.689Z",
      "location_count": 20,
      "location_summary": "Chandler, Arizona • Anaheim, California • Paramount, California + 17 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Paramount",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01773928"
    }
  ]
}