{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immune+Response+to+Influenza+Vaccine&page=2",
    "query": {
      "condition": "Immune Response to Influenza Vaccine",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immune+Response+to+Influenza+Vaccine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T09:51:32.849Z",
  "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": "NCT00734175",
      "title": "Safety of and Immune Response to Recombinant Live-Attenuated Influenza H6N1 Virus Vaccine Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza",
        "Virus Diseases"
      ],
      "interventions": [
        {
          "name": "H6N1 Teal HK 97/AA ca recombinant 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": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 22,
      "start_date": "2008-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2009-08-07",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00734175"
    },
    {
      "nct_id": "NCT01246999",
      "title": "Effect of Age and Prior Immunity to Response to Seasonal Influenza Vaccines in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Live attenuated Influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Trivalent Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "TIV followed by LAIV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "LAIV followed by TIV",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "9 Years",
        "sex": "ALL",
        "summary": "2 Years to 9 Years"
      },
      "enrollment_count": 34,
      "start_date": "2010-10",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2016-12-29",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 2,
      "location_summary": "Lebanon, New Hampshire • Rochester, New York",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01246999"
    },
    {
      "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": "2026-07-24T09:51:32.849Z",
      "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": "NCT00337896",
      "title": "T and B Cell Response to Avian Flu Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 30,
      "start_date": "2006-03",
      "completion_date": "2006-05",
      "has_results": false,
      "last_update_posted_date": "2013-08-16",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00337896"
    },
    {
      "nct_id": "NCT01059617",
      "title": "Safety and Immune Response of Candidate H1N1 Influenza Vaccine GSK2340274A Following Seasonal Influenza Vaccination in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "GSK Biologicals' FluLaval®",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (saline)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340274A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340273A",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "19 Years to 40 Years"
      },
      "enrollment_count": 133,
      "start_date": "2010-02-09",
      "completion_date": "2011-10-21",
      "has_results": true,
      "last_update_posted_date": "2018-08-20",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 3,
      "location_summary": "Milford, Massachusetts • Salisbury, North Carolina • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Milford",
          "state": "Massachusetts"
        },
        {
          "city": "Salisbury",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01059617"
    },
    {
      "nct_id": "NCT00383123",
      "title": "Study Comparing the Immune Response and Safety of Fluarix and Fluzone Influenza Vaccines in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Fluarix™",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Months to 17 Years"
      },
      "enrollment_count": 3327,
      "start_date": "2006-11-02",
      "completion_date": "2007-10-19",
      "has_results": true,
      "last_update_posted_date": "2018-06-08",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 40,
      "location_summary": "Antioch, California • Fairfield, California • Fresno, California + 35 more",
      "locations": [
        {
          "city": "Antioch",
          "state": "California"
        },
        {
          "city": "Fairfield",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Pleasanton",
          "state": "California"
        },
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00383123"
    },
    {
      "nct_id": "NCT01924169",
      "title": "Lenalidomide as Immune Adjuvant in Patient's With Chronic Lymphocytic Leukemia (CLL)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematologic Disorder"
      ],
      "interventions": [
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumovax Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2014-11-24",
      "completion_date": "2017-02-21",
      "has_results": true,
      "last_update_posted_date": "2018-09-20",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01924169"
    },
    {
      "nct_id": "NCT06863142",
      "title": "Evaluating the Dose, Safety, Tolerability, and Immunogenicity of Mosaic Hexavalent Influenza Vaccine VRCFLUMOS0116-00-VP (FluMos-v2) With and Without ALFQ Adjuvant in Healthy Adults",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza Prevention",
        "Seasonal Influenza"
      ],
      "interventions": [
        {
          "name": "VRC-FLUMOS0116-00-VP",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ALFQ",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 45,
      "start_date": "2025-04-28",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06863142"
    },
    {
      "nct_id": "NCT01097941",
      "title": "Effect of Age and Prior Immunity on Response to H1N1 Vaccines in Children",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "2009 H1N1 Influenza"
      ],
      "interventions": [
        {
          "name": "Live Attenuated H1N1 Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Influenza A (H1N1) 2009 Monovalent Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Influenza A (H1N1) 2009 Monovalent Vaccine/ Influenza A (H1N1) Monovalent Vaccine Live",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "9 Years",
        "sex": "ALL",
        "summary": "4 Years to 9 Years"
      },
      "enrollment_count": 0,
      "start_date": "2010-03",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2015-09-24",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01097941"
    },
    {
      "nct_id": "NCT00510874",
      "title": "Study to Evaluate the Safety and Immune Response of Two-Doses of Candidate Influenza Vaccine GSK 1557484A in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Pumarix™",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pandemrix ™",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 780,
      "start_date": "2007-07-28",
      "completion_date": "2008-10-24",
      "has_results": true,
      "last_update_posted_date": "2018-08-17",
      "last_synced_at": "2026-07-24T09:51:32.849Z",
      "location_count": 7,
      "location_summary": "Huntsville, Alabama • Anaheim, California • Miami, Florida + 4 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00510874"
    }
  ]
}