{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Vaccine+2&page=12",
    "query": {
      "intervention": "Influenza Vaccine 2",
      "page": 12
    },
    "page_size": 10
  },
  "pagination": {
    "page": 12,
    "page_size": 10,
    "total_count": 575,
    "total_pages": 58,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Vaccine+2&page=13&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Influenza+Vaccine+2&page=11&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T13:53:34.025Z",
  "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": "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": "2026-10-14T13:53:34.025Z",
      "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": "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": "2026-10-14T13:53:34.025Z",
      "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": "NCT06087640",
      "title": "A Clinical Study to Evaluate the Efficacy, Safety and Immunogenicity of an Adjuvanted Influenza Vaccine Compared to a Non-adjuvanted Influenza Vaccine in Adults ≥65 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza, Human"
      ],
      "interventions": [
        {
          "name": "aQIV or aTIV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "QIV or TIV",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Seqirus",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 38769,
      "start_date": "2023-10-23",
      "completion_date": "2026-06-15",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-10-14T13:53:34.025Z",
      "location_count": 111,
      "location_summary": "Birmingham, Alabama • Cullman, Alabama • Phoenix, Arizona + 96 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Cullman",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06087640"
    },
    {
      "nct_id": "NCT04451954",
      "title": "Study of Recombinant Influenza Vaccine Containing Different H3 Antigens Without or With Adjuvant in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza Immunisation",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Quadrivalent RIV with H3 strain 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with H3 strain 1 and adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with H3 strain 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with H3 strain 2 and adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with 2018-2019 NH H3 strain",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quadrivalent RIV with 2018-2019 NH H3 strain and adjuvant",
          "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": 210,
      "start_date": "2020-07-02",
      "completion_date": "2021-09-20",
      "has_results": false,
      "last_update_posted_date": "2025-09-17",
      "last_synced_at": "2026-10-14T13:53:34.025Z",
      "location_count": 5,
      "location_summary": "San Diego, California • Melbourne, Florida • Orlando, Florida + 2 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04451954"
    },
    {
      "nct_id": "NCT02124161",
      "title": "Concomitant Administration of 13-valent Pneumococcal Conjugate Vaccine (13vPnC) With Influenza Vaccine in 23-valent Pneumococcal Polysaccharide (23vPS) Pre-vaccinated Adults.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "PREVENTION OF INVASIVE PNEUMOCOCCAL DISEASE"
      ],
      "interventions": [
        {
          "name": "13-valent pneumococcal conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Seasonal Inactivated Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 882,
      "start_date": "2014-09",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2016-07-01",
      "last_synced_at": "2026-10-14T13:53:34.025Z",
      "location_count": 44,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Scottsdale, Arizona + 37 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02124161"
    },
    {
      "nct_id": "NCT05294588",
      "title": "Efficacy of Immunization With 4C-MenB in Preventing Experimental Urethral Infection With Neisseria Gonorrhoeae",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gonorrhea Male"
      ],
      "interventions": [
        {
          "name": "Cefixime",
          "type": "DRUG"
        },
        {
          "name": "Ceftriaxone",
          "type": "DRUG"
        },
        {
          "name": "Ciprofloxacin",
          "type": "DRUG"
        },
        {
          "name": "Neisseria gonorrhoeae strain FA1090",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal Group B Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tetanus-diptheria Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "18 Years to 35 Years · Male only"
      },
      "enrollment_count": 65,
      "start_date": "2022-04-18",
      "completion_date": "2026-02-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-02",
      "last_synced_at": "2026-10-14T13:53:34.025Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05294588"
    },
    {
      "nct_id": "NCT00345579",
      "title": "Safety of Hib-MenCY-TT Vaccine Versus Licensed Hib Conjugate Vaccine, Given at 2, 4, 6 and 12 to 15 Months of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Haemophilus Influenzae Type b",
        "Neisseria Meningitidis"
      ],
      "interventions": [
        {
          "name": "GSK Biologicals' Haemophilus influenzae type b and Neisseria meningitidis serogroups C and Y-tetanus toxoid conjugate vaccine combined 792014",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ActHIB",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pediarix/Infanrix Penta",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Weeks",
        "maximum_age": "12 Weeks",
        "sex": "ALL",
        "summary": "6 Weeks to 12 Weeks"
      },
      "enrollment_count": 4432,
      "start_date": "2006-09",
      "completion_date": "2008-03",
      "has_results": true,
      "last_update_posted_date": "2016-12-16",
      "last_synced_at": "2026-10-14T13:53:34.025Z",
      "location_count": 61,
      "location_summary": "Birmingham, Alabama • Benton, Arkansas • Fayetteville, Arkansas + 51 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Benton",
          "state": "Arkansas"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00345579"
    },
    {
      "nct_id": "NCT01142362",
      "title": "Study of VGX-3400X, H5N1 Avian Influenza Virus DNA Plasmid + Electroporation in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "VGX-3400X",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Inovio Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 32,
      "start_date": "2010-06",
      "completion_date": "2011-11",
      "has_results": false,
      "last_update_posted_date": "2017-09-13",
      "last_synced_at": "2026-10-14T13:53:34.025Z",
      "location_count": 2,
      "location_summary": "Overland Park, Kansas • Rockville, Maryland",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01142362"
    },
    {
      "nct_id": "NCT06501963",
      "title": "Revealing Protective Immunity to Influenza Using Systems Immunology",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Live Attenuated Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 51,
      "start_date": "2024-10-14",
      "completion_date": "2025-04-01",
      "has_results": true,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-10-14T13:53:34.025Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06501963"
    },
    {
      "nct_id": "NCT02311855",
      "title": "Duration of Immune Response to Influenza Vaccination in Patients With RA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Bassett Healthcare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 87,
      "start_date": "2014-08",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2017-01-06",
      "last_synced_at": "2026-10-14T13:53:34.025Z",
      "location_count": 1,
      "location_summary": "Cooperstown, New York",
      "locations": [
        {
          "city": "Cooperstown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02311855"
    }
  ]
}