{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Flucelvax+inactivated+influenza+vaccine",
    "query": {
      "intervention": "Flucelvax inactivated influenza vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 308,
    "total_pages": 31,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Flucelvax+inactivated+influenza+vaccine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T05:11:18.078Z",
  "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": "NCT03346772",
      "title": "Study of Immune Responses to Influenza Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza Vaccination"
      ],
      "interventions": [
        {
          "name": "Influenza vaccination",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2017-10-20",
      "completion_date": "2026-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03346772"
    },
    {
      "nct_id": "NCT01685372",
      "title": "Immunogenicity of Fluzone High Dose in Immunocompromised Children and Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Solid Organ Transplant Recipient (Liver, Kidney, Heart)",
        "Rheumatologic Disorder",
        "Human Immunodeficiency Virus (HIV)",
        "Bone Marrow Transplant (BMT)",
        "Dialysis"
      ],
      "interventions": [
        {
          "name": "Fluzone High Dose",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "5 Years to 35 Years"
      },
      "enrollment_count": 16,
      "start_date": "2012-09",
      "completion_date": "2017-09",
      "has_results": true,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01685372"
    },
    {
      "nct_id": "NCT00972816",
      "title": "Safety and Immunogenicity of A/H1N1-SOIV (Swine Flu) Vaccine With and Without Adjuvant in Children (3 to < 9 Years)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "MF59-eH1N1",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novartis Vaccines",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "3 Years to 8 Years"
      },
      "enrollment_count": 1357,
      "start_date": "2009-09",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2016-04-14",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 34,
      "location_summary": "Downey, California • Madera, California • Paramount, California + 29 more",
      "locations": [
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        },
        {
          "city": "Paramount",
          "state": "California"
        },
        {
          "city": "Paramount",
          "state": "California"
        },
        {
          "city": "West Covina",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00972816"
    },
    {
      "nct_id": "NCT05163847",
      "title": "Safety and Immunogenicity of Cam2020 M2SR H3N2 Monovalent Influenza Vaccine Alone or With Licensed IIV in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza Vaccine"
      ],
      "interventions": [
        {
          "name": "Cam2020 M2SR H3N2 influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone HD IIV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IN Placebo",
          "type": "OTHER"
        },
        {
          "name": "IM Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "FluGen Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "65 Years to 85 Years"
      },
      "enrollment_count": 303,
      "start_date": "2022-06-14",
      "completion_date": "2022-11-03",
      "has_results": false,
      "last_update_posted_date": "2022-11-14",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 6,
      "location_summary": "Port Orange, Florida • Meridian, Idaho • Lenexa, Kansas + 3 more",
      "locations": [
        {
          "city": "Port Orange",
          "state": "Florida"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Beechwood",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05163847"
    },
    {
      "nct_id": "NCT00858611",
      "title": "VRC 307: A Double-Blind, Randomized Phase I Study of the Safety and Immunogenicity of a Prime-Boost Schedule of the Investigational DNA Trivalent Influenza Vaccine, VRC-FLUDNA047-00-VP, Followed by the 2008/2009 Seasonal Influenza Trivalent Inactivat...",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza, Human"
      ],
      "interventions": [
        {
          "name": "VRC-FLUDNA047-00-VP",
          "type": "DRUG"
        },
        {
          "name": "Flulaval (Registered) Seasonal Influenza Vaccine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 51,
      "start_date": "2009-03-03",
      "completion_date": "2010-06-21",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00858611"
    },
    {
      "nct_id": "NCT07192458",
      "title": "High vs. Standard Dose Influenza Vaccines in Lung Transplant (Repeater)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Immunization; Infection|Transplantation Infection|Influenza",
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Fluzone High Dose Inactivated Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone Standard Dose Inactivated Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2025-09-17",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-07",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07192458"
    },
    {
      "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": "2026-10-07T05:11:18.078Z",
      "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": "NCT00741039",
      "title": "Prospective Trial of Vaccine Responses Against Pneumococcus and Influenza in Adult Cancer Patients 65 Years of Age and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Lung Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "inactivated influenza vaccine and the 23- valent pneumococcal vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "inactivated influenza vaccine and the PPV23 vaccine (Pneumovax)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 126,
      "start_date": "2008-08",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2015-11-20",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00741039"
    },
    {
      "nct_id": "NCT06503900",
      "title": "Simultaneous mRNA COVID-19 and IIV Vaccination in Pregnancy Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Birth Outcomes",
        "Safety",
        "Adverse Event Following Immunization"
      ],
      "interventions": [
        {
          "name": "mRNA COVID-19 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IIV4 (quadrivalent inactivated influenza vaccine)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 98,
      "start_date": "2024-09-12",
      "completion_date": "2025-11-19",
      "has_results": false,
      "last_update_posted_date": "2026-01-15",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 6,
      "location_summary": "Atlanta, Georgia • Boston, Massachusetts • Durham, North Carolina + 2 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06503900"
    },
    {
      "nct_id": "NCT03088904",
      "title": "Genetic and Environmental Factors in the Response to Influenza Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "FluMist® Quadrivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone® Quadrivalent vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "12 Years to 49 Years"
      },
      "enrollment_count": 109,
      "start_date": "2014-10-03",
      "completion_date": "2018-12-12",
      "has_results": false,
      "last_update_posted_date": "2020-02-13",
      "last_synced_at": "2026-10-07T05:11:18.078Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03088904"
    }
  ]
}