{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TIV+%28Fluzone%29+Influenza+Vaccination&page=2",
    "query": {
      "intervention": "TIV (Fluzone) Influenza Vaccination",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 350,
    "total_pages": 35,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TIV+%28Fluzone%29+Influenza+Vaccination&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TIV+%28Fluzone%29+Influenza+Vaccination&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T10:59:24.865Z",
  "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": "NCT00253734",
      "title": "Immunogenicity and Safety of Different Doses of Fluzone® Influenza",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Fluzone® (IM)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone®",
          "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": 217,
      "start_date": "2005-11",
      "completion_date": "2006-11",
      "has_results": false,
      "last_update_posted_date": "2013-06-03",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00253734"
    },
    {
      "nct_id": "NCT07386509",
      "title": "WU 345: Immune Responses to Adjuvanted and Non-adjuvanted Seasonal Influenza Vaccines in the Lymphoid Tissues.",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Fluad® and Afluria® vaccination",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 2,
      "start_date": "2020-03-17",
      "completion_date": "2022-11-04",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07386509"
    },
    {
      "nct_id": "NCT04551677",
      "title": "Annual Study for Collection of Serum Samples in Children and Older Adults Receiving the 2020-2021 Formulations of Fluzone Quadrivalent Vaccine and Fluzone High-Dose Quadrivalent Vaccine, Respectively",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza Immunization",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Fluzone Quadrivalent vaccine, No Preservative (0.5-mL dose), 2020-2021 formulation",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone High-Dose Quadrivalent vaccine (0.7-mL dose), 2020-2021 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": "84 Years",
        "sex": "ALL",
        "summary": "6 Months to 84 Years"
      },
      "enrollment_count": 90,
      "start_date": "2020-09-16",
      "completion_date": "2020-12-18",
      "has_results": true,
      "last_update_posted_date": "2025-09-12",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 2,
      "location_summary": "Bardstown, Kentucky • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04551677"
    },
    {
      "nct_id": "NCT01207232",
      "title": "The Effect of a Planning Prompt on Seasonal Influenza Vaccination Rates",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Seasonal Influenza"
      ],
      "interventions": [
        {
          "name": "Planning Prompt",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3272,
      "start_date": "2009-10",
      "completion_date": "2010-04",
      "has_results": false,
      "last_update_posted_date": "2010-09-22",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01207232"
    },
    {
      "nct_id": "NCT01403649",
      "title": "Collaborative Efforts to Increase Flu Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Collaboration"
      ],
      "interventions": [
        {
          "name": "Private/public collaboration to increase flu vaccination",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "6 Months to 18 Years"
      },
      "enrollment_count": 117175,
      "start_date": "2009-08",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2015-06-02",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 27,
      "location_summary": "Aurora, Colorado • Brighton, Colorado • Broomfield, Colorado + 15 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Brighton",
          "state": "Colorado"
        },
        {
          "city": "Broomfield",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01403649"
    },
    {
      "nct_id": "NCT00964821",
      "title": "Flu Vaccine in Preventing Influenza Infection in Healthy Volunteers and in Patients Who Have Undergone Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Nonmalignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "trivalent influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Immunoenzyme technique",
          "type": "OTHER"
        },
        {
          "name": "Laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 459,
      "start_date": "2007-01",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2017-11-07",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 2,
      "location_summary": "Duarte, California • Pasadena, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00964821"
    },
    {
      "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": "2026-10-05T10:59:24.865Z",
      "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": "NCT07786467",
      "title": "Optimizing Lymphatic Pumping for Influenza Vaccine Responses in Vulnerable Populations",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "No Disease or Condition is Being Directly Studied",
        "The Focus of the Study in Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Osteopathic manipulation",
          "type": "OTHER"
        },
        {
          "name": "Sham",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Lake Erie College of Osteopathic Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-09",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-09-23",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 1,
      "location_summary": "Erie, Pennsylvania",
      "locations": [
        {
          "city": "Erie",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07786467"
    },
    {
      "nct_id": "NCT01191853",
      "title": "Cellular and Molecular Characterization of the Immune Response in Healthy NIH Employees atBaseline, and After Immunization With the H1N1 or Seasonal Influenza Vaccines",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Volunteers",
        "Influenza"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 203,
      "start_date": "2009-09-18",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01191853"
    },
    {
      "nct_id": "NCT01720277",
      "title": "High Dose Influenza Vaccine in Nursing Home - Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "HD Fluzone Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SD Fluzone Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Insight Therapeutics, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 2957,
      "start_date": "2012-09",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2018-05-23",
      "last_synced_at": "2026-10-05T10:59:24.865Z",
      "location_count": 2,
      "location_summary": "Providence, Rhode Island • Norfolk, Virginia",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01720277"
    }
  ]
}