{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Flucelvax+Trivalent+Influenza+Vaccine&page=4",
    "query": {
      "intervention": "Flucelvax Trivalent Influenza Vaccine",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 184,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Flucelvax+Trivalent+Influenza+Vaccine&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Flucelvax+Trivalent+Influenza+Vaccine&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T03:49:36.654Z",
  "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": "NCT05663463",
      "title": "Seasonal Influenza Vaccine High Dose Boosting in Solid Organ Transplant Recipients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Solid Organ Transplant"
      ],
      "interventions": [
        {
          "name": "Fluzone High-Dose - 2 doses",
          "type": "DRUG"
        },
        {
          "name": "Fluzone High-Dose - 1 dose of HD",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2023-09-11",
      "completion_date": "2025-06-16",
      "has_results": false,
      "last_update_posted_date": "2025-07-15",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05663463"
    },
    {
      "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": "2026-10-10T03:49:36.654Z",
      "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": "NCT01712984",
      "title": "Study of Intradermal Quadrivalent Influenza Vaccine in Adults Aged 18 Through 64 Years",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Influenza Virus Vaccine USP Quadrivalent, (Zonal Purified Subvirion) 2012 2013 Formulation",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Influenza Virus Vaccine USP Trivalent Types A and B (Zonal Purified Subvirion) Fluzone Intradermal",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 3360,
      "start_date": "2012-10",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2015-05-07",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 38,
      "location_summary": "Hoover, Alabama • Huntsville, Alabama • Chandler, Arizona + 32 more",
      "locations": [
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01712984"
    },
    {
      "nct_id": "NCT03293498",
      "title": "Evaluation of the Safety and Immunogenicity of a Recombinant Trivalent Nanoparticle Influenza Vaccine With Matrix M-1 Adjuvant (NanoFlu)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "NanoFlu",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone HD - Day 0",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone HD - Day 21",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Saline - Day 21",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 330,
      "start_date": "2017-09-18",
      "completion_date": "2018-10-29",
      "has_results": true,
      "last_update_posted_date": "2022-12-21",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 3,
      "location_summary": "Raleigh, North Carolina • Rocky Mount, North Carolina • Statesville, North Carolina",
      "locations": [
        {
          "city": "Raleigh",
          "state": "North Carolina"
        },
        {
          "city": "Rocky Mount",
          "state": "North Carolina"
        },
        {
          "city": "Statesville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03293498"
    },
    {
      "nct_id": "NCT01205581",
      "title": "Immunogenicity of Fluzone HD,A High Dose Influenza Vaccine, In Children With Cancer or HIV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Fluzone High Dose Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone Standard Dose Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "3 Years to 21 Years"
      },
      "enrollment_count": 85,
      "start_date": "2010-09",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2016-09-23",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01205581"
    },
    {
      "nct_id": "NCT00478387",
      "title": "Ovarian Cancer and Immune Response to Flu Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "The current season's trivalent killed influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 37,
      "start_date": "2006-10",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2016-10-05",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00478387"
    },
    {
      "nct_id": "NCT00333398",
      "title": "Immunogenicity, Safety and Tolerability of CSL Limited Inactivated Influenza Vaccine in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "CSL Trivalent Inactivated Influenza Vaccine - Thimerosal-free",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CSL Trivalent Inactivated Influenza Vaccine with Thimerosal",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo with Thimerosal",
          "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": 1359,
      "start_date": "2006-06",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2010-08-27",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 10,
      "location_summary": "Stanford, California • Iowa City, Iowa • Baltimore, Maryland + 7 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00333398"
    },
    {
      "nct_id": "NCT02860039",
      "title": "High Dose Flu Vaccine in Treating Children Who Have Undergone Donor Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematopoietic Cell Transplantation Recipient",
        "Malignant Neoplasm",
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Trivalent Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "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": 170,
      "start_date": "2016-09",
      "completion_date": "2024-09",
      "has_results": true,
      "last_update_posted_date": "2024-10-22",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 9,
      "location_summary": "San Francisco, California • Kansas City, Missouri • Cincinnati, Ohio + 6 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02860039"
    },
    {
      "nct_id": "NCT01698177",
      "title": "Optimizing Influenza Vaccination in Surgical Oncology Patients",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stony Brook University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 204,
      "start_date": "2011-10",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2013-04-19",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 1,
      "location_summary": "Stony Brook, New York",
      "locations": [
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01698177"
    },
    {
      "nct_id": "NCT01224262",
      "title": "A Study Evaluating the Safety and Tolerability of a Seasonal Influenza Vaccine Containing LIQ001",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Fluzone® (2010/2011 Inactivated Trivalent Influenza Vaccine)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "LIQ001 (0.45mg)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "LIQ001 (1.8mg)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Liquidia Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 152,
      "start_date": "2010-09",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2013-03-01",
      "last_synced_at": "2026-10-10T03:49:36.654Z",
      "location_count": 1,
      "location_summary": "Melbourne, Florida",
      "locations": [
        {
          "city": "Melbourne",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01224262"
    }
  ]
}