{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Monovalent+influenza+virus+vaccine&page=2",
    "query": {
      "intervention": "Monovalent influenza virus vaccine",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 97,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Monovalent+influenza+virus+vaccine&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Monovalent+influenza+virus+vaccine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T08:22:31.253Z",
  "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": "NCT01317758",
      "title": "H5N1 Mix and Match With AS03",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "AS03 Adjuvant",
          "type": "DRUG"
        },
        {
          "name": "Phosphate Buffered Saline (PBS) diluent",
          "type": "OTHER"
        },
        {
          "name": "Sanofi H5N1 Antigen",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "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": 245,
      "start_date": "2011-05",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2013-01-18",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 4,
      "location_summary": "Baltimore, Maryland • Nashville, Tennessee • Houston, Texas + 1 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01317758"
    },
    {
      "nct_id": "NCT00230750",
      "title": "Inactivated Influenza A/H5N1 Vaccine in the Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Influenza A/H5N1 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 261,
      "start_date": "2005-10",
      "completion_date": "2007-01",
      "has_results": false,
      "last_update_posted_date": "2013-08-23",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 4,
      "location_summary": "Torrance, California • Rochester, New York • Cincinnati, Ohio + 1 more",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00230750"
    },
    {
      "nct_id": "NCT01534468",
      "title": "Evaluating the Safety and Immune Response of an H7N7 Vaccine in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza A Subtype H7N7 Infection"
      ],
      "interventions": [
        {
          "name": "Monovalent Influenza Subvirion Vaccine, H7N7",
          "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": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 45,
      "start_date": "2012-03",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2015-12-15",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01534468"
    },
    {
      "nct_id": "NCT01596725",
      "title": "A/H5N1 Virus-Like Particle Antigen Dose Ranging Study With Adjuvant 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza (Pandemic)"
      ],
      "interventions": [
        {
          "name": "Monovalent Avian Influenza VLP (H5N1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent Avian Influenza VLP (H5N1); Adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Saline Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 333,
      "start_date": "2012-05",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2014-02-06",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 5,
      "location_summary": "Anaheim, California • Miami, Florida • Pembroke Pines, Florida + 2 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Pembroke Pines",
          "state": "Florida"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01596725"
    },
    {
      "nct_id": "NCT00310206",
      "title": "H5N1 Vaccine Intramuscular Versus Intradermal in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Inactivated Influenza A Vaccine A/H5N1",
          "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": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 100,
      "start_date": "2005-07",
      "completion_date": "2006-10",
      "has_results": false,
      "last_update_posted_date": "2013-06-03",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00310206"
    },
    {
      "nct_id": "NCT00664417",
      "title": "Study of Different Formulations of an Intramuscular A/H5N1 Inactivated, Split Virion Influenza Adjuvanted Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza",
        "Orthomyxoviridae Infections"
      ],
      "interventions": [
        {
          "name": "Monovalent subvirion H5N1 influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Physiological saline",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 375,
      "start_date": "2008-04",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2012-04-17",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 6,
      "location_summary": "San Diego, California • South Miami, Florida • Springfield, Missouri + 2 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00664417"
    },
    {
      "nct_id": "NCT00946101",
      "title": "A Study to Evaluate the Safety of HIN1 Monovalent Vaccine (MEDI3414) in Children 2 to 17 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "MEDI3414 [Influenza A(H1N1) live attenuated, intranasal]",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 326,
      "start_date": "2009-08",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2011-08-11",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 16,
      "location_summary": "Mobile, Alabama • Sacramento, California • San Diego, California + 13 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00946101"
    },
    {
      "nct_id": "NCT00133536",
      "title": "A/H5N1 Vaccine in Healthy Children Aged 2-9 Years",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Influenza A/H5N1 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "9 Years",
        "sex": "ALL",
        "summary": "2 Years to 9 Years"
      },
      "enrollment_count": 157,
      "start_date": "2006-01",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2010-08-27",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 4,
      "location_summary": "Torrance, California • Baltimore, Maryland • St Louis, Missouri + 1 more",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00133536"
    },
    {
      "nct_id": "NCT01086657",
      "title": "An Open-Label, Randomized Phase I Study in Healthy Adults of the Safety and Immunogenicity of Prime-Boost Intervals With Monovalent Influenza Subunit Virion (H5N1) Vaccine, A/Indonesia/05/2005 (Sanofi Pasteur, Inc.) Administered Alone or Following Re...",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza A Virus, H5N1 Subtype"
      ],
      "interventions": [
        {
          "name": "VRC-AVIDNA036-00-VP",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent Influenza Subunit Virion (Inactive H5N1) Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 64,
      "start_date": "2010-02-25",
      "completion_date": "2011-12-12",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01086657"
    },
    {
      "nct_id": "NCT07703514",
      "title": "Safety and Immunogenicity of Chimeric Hemagglutinin mRNA Vaccine Candidates",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "cH15/3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cH4/3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cH5/1N1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cH8/1N1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 60,
      "start_date": "2026-09-18",
      "completion_date": "2027-04-12",
      "has_results": false,
      "last_update_posted_date": "2026-10-09",
      "last_synced_at": "2026-10-13T08:22:31.253Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07703514"
    }
  ]
}