{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Flu&page=45",
    "query": {
      "condition": "Flu",
      "page": 45
    },
    "page_size": 10
  },
  "pagination": {
    "page": 45,
    "page_size": 10,
    "total_count": 1140,
    "total_pages": 114,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Flu&page=46&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Flu&page=44&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T10:11:26.533Z",
  "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": "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": "2026-10-24T10:11:26.533Z",
      "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": "NCT01262079",
      "title": "Evaluation of Influenza-Specific Immune Responses in Children and Adults During the 2010-2011 Influenza Season in the U.S.",
      "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": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2010-12",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2011-08-15",
      "last_synced_at": "2026-10-24T10:11:26.533Z",
      "location_count": 4,
      "location_summary": "Decatur, Georgia • St Louis, Missouri • Cincinnati, Ohio + 1 more",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01262079"
    },
    {
      "nct_id": "NCT00958776",
      "title": "A Study to Evaluate the Efficacy and Safety of IV Peramivir in Addition to Standard of Care Compared to Standard of Care Alone in Adults and Adolescents Who Are Hospitalized Due to Influenza",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cough",
        "Sore Throat",
        "Nasal Congestion",
        "Headache",
        "Fever",
        "Seasonal Influenza"
      ],
      "interventions": [
        {
          "name": "Peramivir+SOC",
          "type": "DRUG"
        },
        {
          "name": "Placebo+SOC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioCryst Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 405,
      "start_date": "2009-11",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2015-02-12",
      "last_synced_at": "2026-10-24T10:11:26.533Z",
      "location_count": 60,
      "location_summary": "La Mesa, California • Long Beach, California • Modesto, California + 49 more",
      "locations": [
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Modesto",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00958776"
    },
    {
      "nct_id": "NCT06807840",
      "title": "Flu Infection at UPHS",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza Human"
      ],
      "interventions": [
        {
          "name": "influenza virus infection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 19,
      "start_date": "2025-01-27",
      "completion_date": "2026-09-29",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-24T10:11:26.533Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06807840"
    },
    {
      "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": "2026-10-24T10:11:26.533Z",
      "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"
    },
    {
      "nct_id": "NCT03339713",
      "title": "A Study to Evaluate the Safety and Immunogenicity of Seasonal Influenza Vaccine and an Adenovirus Serotype 26- Based Vaccine Encoding for the Respiratory Syncytial Virus Pre-fusion F Protein (Ad26.RSV.preF), With and Without Co-administration, in Adults Aged 60 Years and Older in Stable Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ad26.RSV.preF",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluarix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Vaccines & Prevention B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2017-12-07",
      "completion_date": "2018-07-23",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-10-24T10:11:26.533Z",
      "location_count": 1,
      "location_summary": "Mt. Pleasant, South Carolina",
      "locations": [
        {
          "city": "Mt. Pleasant",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03339713"
    },
    {
      "nct_id": "NCT07431853",
      "title": "A Study to Learn About mRNA Vaccines Against Influenza in Adults",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy Adults"
      ],
      "interventions": [
        {
          "name": "Vaccine Candidate #1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaccine Candidate #2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaccine Candidate #3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaccine Candidate #4",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaccine Candidate #5",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaccine Candidate #6",
          "type": "BIOLOGICAL"
        },
        {
          "name": "TIV1 or TIV2",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 770,
      "start_date": "2026-02-23",
      "completion_date": "2027-06-22",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-24T10:11:26.533Z",
      "location_count": 15,
      "location_summary": "Mobile, Alabama • Walnut Creek, California • Milford, Connecticut + 12 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07431853"
    },
    {
      "nct_id": "NCT05535777",
      "title": "Patient Portal Flu Vaccine Reminders_RCT 5 (LADHS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Enhanced texts with Callback by a Person",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Bidirectional Texts",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 246295,
      "start_date": "2022-09-13",
      "completion_date": "2023-03-31",
      "has_results": true,
      "last_update_posted_date": "2025-04-11",
      "last_synced_at": "2026-10-24T10:11:26.533Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05535777"
    },
    {
      "nct_id": "NCT03312699",
      "title": "Effects of Aging on Primary and Secondary Vaccine Responses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza",
        "Hepatitis A",
        "Typhoid",
        "Healthy Adults"
      ],
      "interventions": [
        {
          "name": "Fluzone® quadrivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone High Dose",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluad",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaqta",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Typhim Vi",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vivotif",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2017-09-19",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-12-16",
      "last_synced_at": "2026-10-24T10:11:26.533Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03312699"
    },
    {
      "nct_id": "NCT02957136",
      "title": "Rapid Diagnostics for Upper Respiratory Infections in the Emergency Department",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Tract Infections",
        "Influenza, Human",
        "Common Cold"
      ],
      "interventions": [
        {
          "name": "Rapid respiratory pathogen nucleic acid amplification test",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "101 Years",
        "sex": "ALL",
        "summary": "1 Year to 101 Years"
      },
      "enrollment_count": 194,
      "start_date": "2016-12-08",
      "completion_date": "2018-04-30",
      "has_results": true,
      "last_update_posted_date": "2021-05-19",
      "last_synced_at": "2026-10-24T10:11:26.533Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02957136"
    }
  ]
}