{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Meningococcal+Vaccine&page=2",
    "query": {
      "intervention": "Meningococcal Vaccine",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 121,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Meningococcal+Vaccine&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Meningococcal+Vaccine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T11:34:34.566Z",
  "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": "NCT04722003",
      "title": "Mucosal Immunity Against Neisseria Gonorrhoeae After 4CMenB Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gonorrhoea"
      ],
      "interventions": [
        {
          "name": "Meningococcal Group B Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "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": 52,
      "start_date": "2021-11-01",
      "completion_date": "2023-10-02",
      "has_results": true,
      "last_update_posted_date": "2024-11-05",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04722003"
    },
    {
      "nct_id": "NCT01214837",
      "title": "Safety and Immunogenicity of 2 or 3 Doses of MenACWY Conjugate Vaccine in Healthy Infants and the Effects of a Booster Dose of MenACWY Administered in the Second Year of Life",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningococcal Disease",
        "Meningococcal Meningitis"
      ],
      "interventions": [
        {
          "name": "MenACWY-CRM",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Routine Vaccines",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novartis Vaccines",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Days",
        "maximum_age": "89 Days",
        "sex": "ALL",
        "summary": "55 Days to 89 Days"
      },
      "enrollment_count": 751,
      "start_date": "2010-10",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2018-10-09",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 37,
      "location_summary": "Birmingham, Alabama • Fayetteville, Arkansas • Jonesboro, Arkansas + 30 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01214837"
    },
    {
      "nct_id": "NCT01967238",
      "title": "An Open Label Study of IgG Fc Glycan Composition in Human Immunity",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "IM Pneumococcal, meningococcal, or flu vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Rockefeller University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 129,
      "start_date": "2013-03",
      "completion_date": "2023-03",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01967238"
    },
    {
      "nct_id": "NCT00728260",
      "title": "36-Month Post-marketing Surveillance and Analysis of Menactra Vaccine in 2-10 Year Olds",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Meningitis",
        "Meningococcal Disease"
      ],
      "interventions": [
        {
          "name": "None administered in this study",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1421,
      "start_date": "2005-07",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2015-02-12",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00728260"
    },
    {
      "nct_id": "NCT00248833",
      "title": "Safety and Immunogenicity Study of Group B Meningococcal Vaccine to Prevent Meningitis.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Meningitis, Meningococcal, Serogroup B"
      ],
      "interventions": [
        {
          "name": "25ug Group B Meningococcal 44/76 MOS NOMV 5D Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "50ug Group B Meningococcal 44/76 MOS NOMV 5D Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "U.S. Army Medical Research and Development Command",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 34,
      "start_date": "2005-12-05",
      "completion_date": "2007-12",
      "has_results": true,
      "last_update_posted_date": "2018-10-29",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 1,
      "location_summary": "Silver Spring, Maryland",
      "locations": [
        {
          "city": "Silver Spring",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00248833"
    },
    {
      "nct_id": "NCT01823536",
      "title": "Persistence of Immunogenicity of MenACWY Conjugate Vaccine 5 Years After Childhood Vaccination, and Immune Response to a Booster Dose",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Meningococcal Disease"
      ],
      "interventions": [
        {
          "name": "Meningococcal (groups A, C, W, and Y) oligosaccharide diphtheria CRM-197 conjugate vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novartis Vaccines",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "7 Years to 15 Years"
      },
      "enrollment_count": 465,
      "start_date": "2013-05",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2014-08-15",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 15,
      "location_summary": "Bentonville, Arkansas • Little Rock, Arkansas • Downey, California + 10 more",
      "locations": [
        {
          "city": "Bentonville",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01823536"
    },
    {
      "nct_id": "NCT00700713",
      "title": "Antibody Persistence and Booster Dose Response in Subjects Who Received Menactra® Three Years Earlier in Study MTA26",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcemia"
      ],
      "interventions": [
        {
          "name": "Meningococcal polysaccharide diphtheria toxoid conjugate",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "3 Years to 6 Years"
      },
      "enrollment_count": 181,
      "start_date": "2008-06",
      "completion_date": "2009-03",
      "has_results": true,
      "last_update_posted_date": "2016-02-15",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 13,
      "location_summary": "Marietta, Georgia • Woodstock, Georgia • Bardstown, Kentucky + 9 more",
      "locations": [
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Woodstock",
          "state": "Georgia"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Annapolis",
          "state": "Maryland"
        },
        {
          "city": "Frederick",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00700713"
    },
    {
      "nct_id": "NCT03636906",
      "title": "Respiratory Syncytial Virus (RSV) Investigational Vaccine in Infants Aged 6 and 7 Months Likely to be Unexposed to RSV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSV (GSK3389245A) lower dose formulation vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV (GSK3389245A) higher dose formulation vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK's multicomponent meningococcal B vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pfizer's meningococcal group A, C, W-135 and Y conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK's pneumococcal polysaccharide conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK's meningococcal group A, C, W-135 and Y conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "7 Months",
        "sex": "ALL",
        "summary": "6 Months to 7 Months"
      },
      "enrollment_count": 201,
      "start_date": "2019-04-08",
      "completion_date": "2021-07-22",
      "has_results": true,
      "last_update_posted_date": "2022-07-27",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia • Nampa, Idaho • Louisville, Kentucky + 1 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Nampa",
          "state": "Idaho"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03636906"
    },
    {
      "nct_id": "NCT05095844",
      "title": "National Vaccine Adverse Event Reporting Survey and Etiology",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "Vaccine Adverse Reaction",
        "Vaccine Reaction",
        "Vaccine or Biological Substance, Unspecified Causing Adverse Effects in Therapeutic Use",
        "Corona Virus Infection",
        "Blood Clot",
        "Thrombocytopenia",
        "Neuritis",
        "Vasculitis",
        "Influenza",
        "Guillain-Barré",
        "GWAS",
        "Genetic Sequencing"
      ],
      "interventions": [
        {
          "name": "vaccinated",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Neuroganics LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "5 Years to 99 Years"
      },
      "enrollment_count": 100000,
      "start_date": "2022-03-15",
      "completion_date": "2024-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-03-18",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 1,
      "location_summary": "Northglenn, Colorado",
      "locations": [
        {
          "city": "Northglenn",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05095844"
    },
    {
      "nct_id": "NCT04440163",
      "title": "MenABCWY Noninferiority Study in Healthy Participants ≥10 to <26 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningococcal Vaccine"
      ],
      "interventions": [
        {
          "name": "MenABCWY",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Saline",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Trumenba",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MenACWY-CRM",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "10 Years to 25 Years"
      },
      "enrollment_count": 2431,
      "start_date": "2020-06-17",
      "completion_date": "2022-07-24",
      "has_results": true,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-10-01T11:34:34.566Z",
      "location_count": 61,
      "location_summary": "Birmingham, Alabama • Tempe, Arizona • Banning, California + 49 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Banning",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04440163"
    }
  ]
}