{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Monovalent+Influenza+A%2FH5N8+vaccine",
    "query": {
      "intervention": "Monovalent Influenza A/H5N8 vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T13:23:00.548Z",
  "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": "NCT05975840",
      "title": "Safety and Immunogenicity of Different Formulations of Monovalent Influenza A/Astrakhan/3212/2020 Like (H5N8) Virus Vaccine With AS03 Adjuvant System in Medically Stable Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza, Human"
      ],
      "interventions": [
        {
          "name": "FLU Q-PAN H5N8 375_B",
          "type": "BIOLOGICAL"
        },
        {
          "name": "FLU Q-PAN H5N8 375_A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "FLU Q-PAN H5N8 750_B",
          "type": "BIOLOGICAL"
        },
        {
          "name": "FLU Q-PAN H5N8 750_A",
          "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": 518,
      "start_date": "2023-08-03",
      "completion_date": "2024-09-19",
      "has_results": true,
      "last_update_posted_date": "2025-08-19",
      "last_synced_at": "2026-10-09T13:23:00.548Z",
      "location_count": 20,
      "location_summary": "Anniston, Alabama • Mobile, Alabama • Tempe, Arizona + 17 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05975840"
    },
    {
      "nct_id": "NCT05874713",
      "title": "Study to Evaluate Safety and Immunogenicity of Different Priming and Booster Regimens With Adjuvanted H5N8 and/or H5N6 Influenza Vaccine in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza, Human",
        "Infections",
        "Respiratory Tract Infections",
        "Virus Diseases",
        "Infection Viral"
      ],
      "interventions": [
        {
          "name": "aH5N8c on Day 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "aH5N6c on Day 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "aH5N8c on Day 22",
          "type": "BIOLOGICAL"
        },
        {
          "name": "aH5N6c on Day 22",
          "type": "BIOLOGICAL"
        },
        {
          "name": "aH5N8c on Day 202",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Seqirus",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 480,
      "start_date": "2023-06-07",
      "completion_date": "2024-09-25",
      "has_results": false,
      "last_update_posted_date": "2024-12-13",
      "last_synced_at": "2026-10-09T13:23:00.548Z",
      "location_count": 9,
      "location_summary": "Cullman, Alabama • Lilburn, Georgia • Norcross, Georgia + 6 more",
      "locations": [
        {
          "city": "Cullman",
          "state": "Alabama"
        },
        {
          "city": "Lilburn",
          "state": "Georgia"
        },
        {
          "city": "Norcross",
          "state": "Georgia"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05874713"
    },
    {
      "nct_id": "NCT02624219",
      "title": "H5N8 Mix and Match With or Without AS03 or MF59 in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Avian Influenza",
        "Influenza"
      ],
      "interventions": [
        {
          "name": "AS03",
          "type": "DRUG"
        },
        {
          "name": "MF59 adjuvant",
          "type": "DRUG"
        },
        {
          "name": "Monovalent Influenza A/H5N8 vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "19 Years to 64 Years"
      },
      "enrollment_count": 276,
      "start_date": "2016-08-16",
      "completion_date": "2018-01-30",
      "has_results": false,
      "last_update_posted_date": "2019-10-23",
      "last_synced_at": "2026-10-09T13:23:00.548Z",
      "location_count": 4,
      "location_summary": "Iowa City, Iowa • St Louis, Missouri • Cincinnati, Ohio + 1 more",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02624219"
    },
    {
      "nct_id": "NCT03014310",
      "title": "H5N8 Mix and Match With or Without AS03 or MF59 in Healthy Adults: Immunology",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Avian Influenza"
      ],
      "interventions": [
        {
          "name": "AS03",
          "type": "DRUG"
        },
        {
          "name": "MF59",
          "type": "DRUG"
        },
        {
          "name": "Monovalent Influenza A/H5N8 vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "19 Years to 64 Years"
      },
      "enrollment_count": 388,
      "start_date": "2017-01-09",
      "completion_date": "2018-12-19",
      "has_results": false,
      "last_update_posted_date": "2024-09-23",
      "last_synced_at": "2026-10-09T13:23:00.548Z",
      "location_count": 7,
      "location_summary": "Atlanta, Georgia • Baltimore, Maryland • St Louis, Missouri + 4 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03014310"
    },
    {
      "nct_id": "NCT03497845",
      "title": "Assess the Safety & Immunogenicity of Prime-Boost Vaccination Strategies Using H5Nx Virus Vaccine Adjuvanted With AS03 or MF59",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza A Virus, H5N1 Subtype"
      ],
      "interventions": [
        {
          "name": "VN",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IN",
          "type": "BIOLOGICAL"
        },
        {
          "name": "dk/BANG",
          "type": "BIOLOGICAL"
        },
        {
          "name": "gf/WA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "bhg/QL",
          "type": "BIOLOGICAL"
        },
        {
          "name": "AS03 adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MF59 adjuvant",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Biomedical Advanced Research and Development Authority",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 720,
      "start_date": "2018-03-15",
      "completion_date": "2019-11-19",
      "has_results": true,
      "last_update_posted_date": "2020-07-14",
      "last_synced_at": "2026-10-09T13:23:00.548Z",
      "location_count": 6,
      "location_summary": "San Diego, California • Peoria, Illinois • Lenexa, Kansas + 3 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03497845"
    },
    {
      "nct_id": "NCT06560151",
      "title": "Assess Safety and Immunogenicity of A/H5 Inactivated Monovalent Influenza Vaccines at Different Antigen Dose Levels Adjuvanted With AS03 or MF59",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "3.75 µg H5N8 antigen plus full dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "7.5 µg H5N8 antigen plus full dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "15 µg H5N8 antigen plus full dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "3.75 µg H5N8 antigen plus half dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "7.5 µg H5N8 antigen plus half dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "15 µg H5N8 antigen plus half dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "3.75 µg H5N8 antigen plus MF59",
          "type": "BIOLOGICAL"
        },
        {
          "name": "7.5 µg H5N8 antigen plus MF59",
          "type": "BIOLOGICAL"
        },
        {
          "name": "15 µg H5N8 antigen plus MF59",
          "type": "BIOLOGICAL"
        },
        {
          "name": "3.75 µg H5N1 antigen plus full dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "7.5 µg H5N1 antigen plus full dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "15 µg H5N1 antigen plus full dose AS03A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "3.75 µg H5N1 antigen plus MF59",
          "type": "BIOLOGICAL"
        },
        {
          "name": "7.5 µg H5N1 antigen plus MF59",
          "type": "BIOLOGICAL"
        },
        {
          "name": "15 µg H5N1 antigen plus MF59",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Biomedical Advanced Research and Development Authority",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1380,
      "start_date": "2024-08-21",
      "completion_date": "2025-06-11",
      "has_results": true,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-09T13:23:00.548Z",
      "location_count": 20,
      "location_summary": "Atlanta, Georgia • Savannah, Georgia • Oak Lawn, Illinois + 17 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        },
        {
          "city": "Oak Lawn",
          "state": "Illinois"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06560151"
    }
  ]
}