{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Vaccine+1&page=2",
    "query": {
      "intervention": "Influenza Vaccine 1",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 616,
    "total_pages": 62,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Vaccine+1&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Vaccine+1&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T06:53:10.210Z",
  "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": "NCT00402649",
      "title": "Open-Label Study of H5 Vaccine in Participants of Protocol 04-077",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Inactivated Influenza A/H5N1 Vaccine (sanofi pasteur)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "2 Years to 10 Years"
      },
      "enrollment_count": 35,
      "start_date": "2007-02",
      "completion_date": "2007-12",
      "has_results": true,
      "last_update_posted_date": "2011-06-13",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 3,
      "location_summary": "Torrance, California • Baltimore, Maryland • St Louis, Missouri",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00402649"
    },
    {
      "nct_id": "NCT02597647",
      "title": "Bacterial Composition and Immune Responses in the Nose and Oropharynx During Influenza Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "LAIV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 17,
      "start_date": "2011-02",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02597647"
    },
    {
      "nct_id": "NCT02213354",
      "title": "H7N9 Mix and Match With MF59 in Healthy Elderly Persons",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Avian Influenza"
      ],
      "interventions": [
        {
          "name": "MF59",
          "type": "DRUG"
        },
        {
          "name": "Influenza Virus Vaccine, Monovalent A/H7N9 A/Shanghai/2/2013",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "65 Years to 99 Years"
      },
      "enrollment_count": 479,
      "start_date": "2014-10",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2017-07-06",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 10,
      "location_summary": "Decatur, Georgia • Iowa City, Iowa • Baltimore, Maryland + 7 more",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02213354"
    },
    {
      "nct_id": "NCT06060457",
      "title": "A Study to Evaluate the Safety and Immune Response of mRNA-1345, a Vaccine Targeting Respiratory Syncytial Virus (RSV), When Co-administered With a Fluzone HD, in Adults ≥65 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Virus"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1345",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone HD",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 1900,
      "start_date": "2023-09-25",
      "completion_date": "2024-06-07",
      "has_results": true,
      "last_update_posted_date": "2025-07-30",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 34,
      "location_summary": "Scottsdale, Arizona • Dublin, California • Riverside, California + 29 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Dublin",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Rolling Hills Estates",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06060457"
    },
    {
      "nct_id": "NCT01729429",
      "title": "An Intervention Promoting HPV Vaccination in Safety-net Clinics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Papilloma Virus-Related Cervical Carcinoma"
      ],
      "interventions": [
        {
          "name": "HPV brochure, recall, reminders",
          "type": "BEHAVIORAL"
        },
        {
          "name": "General Adolescent Vaccine Brochure",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "18 Years",
        "sex": "FEMALE",
        "summary": "11 Years to 18 Years · Female only"
      },
      "enrollment_count": 831,
      "start_date": "2010-05",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2020-03-18",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01729429"
    },
    {
      "nct_id": "NCT00347672",
      "title": "Safety of and Immune Response to a Bird Flu Virus Vaccine (H5N1) in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza",
        "Virus Diseases"
      ],
      "interventions": [
        {
          "name": "H5N1 (6-2) AA ca Recombinant (A/VietNam/1203/2004 x A/AnnArbor/6/60/ca)",
          "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": 42,
      "start_date": "2006-06",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2008-01-21",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00347672"
    },
    {
      "nct_id": "NCT00953524",
      "title": "A Study of Different Formulations of an A/H1N1 Pandemic Vaccine in Healthy Adults and the Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza",
        "Swine-origin A/H1N1 Influenza"
      ],
      "interventions": [
        {
          "name": "Monovalent Subvirion A/H1N1 Influenza vaccine (7.5 µg of HA)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent Subvirion A/H1N1 Influenza vaccine (15 µg of HA)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent Subvirion A/H1N1 Influenza vaccine (30 µg of HA)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal saline solution (placebo)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 849,
      "start_date": "2009-08",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2014-03-10",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 15,
      "location_summary": "Hoover, Alabama • Chandler, Arizona • Phoenix, Arizona + 12 more",
      "locations": [
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00953524"
    },
    {
      "nct_id": "NCT01310413",
      "title": "Monovalent H5N1 Vaccine GSK1557484A in Children 6 Months to < 18 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza",
        "Influenza Vaccines"
      ],
      "interventions": [
        {
          "name": "Influenza A (H5N1) Virus monovalent vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Saline placebo",
          "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": 842,
      "start_date": "2011-03-07",
      "completion_date": "2014-01-26",
      "has_results": true,
      "last_update_posted_date": "2021-11-01",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 11,
      "location_summary": "Paramount, California • Sacramento, California • Newton, Kansas + 8 more",
      "locations": [
        {
          "city": "Paramount",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Newton",
          "state": "Kansas"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Metairie",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01310413"
    },
    {
      "nct_id": "NCT00765076",
      "title": "Clinical Study of the Immunogenicity of GSK Biologicals' Influenza Vaccine GSK2186877A in People Aged 65 Years or Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "GSK Biologicals' influenza vaccine GSK2186877A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK Biologicals' Fluarix",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 192,
      "start_date": "2008-10-16",
      "completion_date": "2009-12-04",
      "has_results": true,
      "last_update_posted_date": "2018-07-31",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00765076"
    },
    {
      "nct_id": "NCT04327791",
      "title": "COmbination Therapy With Baloxavir and Oseltamivir 1 for Hospitalized Patients With Influenza (The COMBO Trial 1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Baloxavir",
          "type": "DRUG"
        },
        {
          "name": "Placebos",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bassett Healthcare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2020-04-03",
      "completion_date": "2024-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-10-04T06:53:10.210Z",
      "location_count": 3,
      "location_summary": "Springfield, Massachusetts • Cooperstown, New York • Portland, Oregon",
      "locations": [
        {
          "city": "Springfield",
          "state": "Massachusetts"
        },
        {
          "city": "Cooperstown",
          "state": "New York"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04327791"
    }
  ]
}