{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Meningococcal+Immunisation+%28Healthy+Volunteers%29",
    "query": {
      "condition": "Meningococcal Immunisation (Healthy Volunteers)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T08:33:17.934Z",
  "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": "NCT04084769",
      "title": "Study to Evaluate the Immune Response After a Booster Dose of a Quadrivalent Meningococcal (MenACYW) Conjugate Vaccine When Administered Alone or Concomitantly With a Licensed Meningococcal Serogroup B Vaccine, in Participants Who Received Primary Quadrivalent Meningococcal Conjugate Vaccine (MCV4)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningococcal Immunisation (Healthy Volunteers)"
      ],
      "interventions": [
        {
          "name": "Meningococcal polysaccharide (serogroups A, C, Y, and W) tetanus toxoid Conjugate vaccine MenACYW Conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal Group B vaccine (Trumenba®)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal group B vaccine (Bexsero®)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "13 Years to 26 Years"
      },
      "enrollment_count": 570,
      "start_date": "2019-09-03",
      "completion_date": "2020-09-14",
      "has_results": true,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-07-24T08:33:17.934Z",
      "location_count": 29,
      "location_summary": "Birmingham, Alabama • San Diego, California • Bardstown, Kentucky + 20 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Bridgeton",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04084769"
    },
    {
      "nct_id": "NCT06128733",
      "title": "Study of an Investigational Pentavalent Meningococcal ABCYW Vaccine in Adults and Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Meningococcal Immunisation",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Pentavalent Meningococcal ABCYW vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MenACYW conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal group B vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MenABCYW conjugate vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "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": 1215,
      "start_date": "2023-10-31",
      "completion_date": "2025-08-27",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-07-24T08:33:17.934Z",
      "location_count": 46,
      "location_summary": "Birmingham, Alabama • Guntersville, Alabama • Tempe, Arizona + 36 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Guntersville",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Harrisburg",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06128733"
    },
    {
      "nct_id": "NCT04142242",
      "title": "Study to Assess the Safety and Immunogenicity of a Single Dose of a Quadrivalent Meningococcal (MenACYW) Conjugate Vaccine in Older Adults Who Received a Primary Vaccination (3 or More Years Earlier) in Study MET49",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningococcal Infection (Healthy Volunteers)"
      ],
      "interventions": [
        {
          "name": "Meningococcal Polysaccharide (serogroups A, C, Y, and W) Tetanus Toxoid Conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Blood sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "59 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "59 Years and older"
      },
      "enrollment_count": 471,
      "start_date": "2019-10-04",
      "completion_date": "2022-05-25",
      "has_results": true,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-07-24T08:33:17.934Z",
      "location_count": 33,
      "location_summary": "Chandler, Arizona • San Diego, California • Waterbury, Connecticut + 27 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Waterbury",
          "state": "Connecticut"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04142242"
    },
    {
      "nct_id": "NCT04825223",
      "title": "Study of a Novel Multicomponent Meningococcal Group B Vaccine When Given Alone or With Other Licensed Vaccines in Adults, Adolescents, Toddlers and Infants",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Meningococcal Immunisation",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Multicomponent Meningococcal B Vaccine",
          "type": "DRUG"
        },
        {
          "name": "Meningococcal Group B Vaccine MenB",
          "type": "DRUG"
        },
        {
          "name": "Meningococcal Group B Vaccine (recombinant deoxyribonucleic acid [rDNA], component, adsorbed)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Meningococcal Polysaccharide (Serogroups A, C, Y, and W) Tetanus Toxoid Conjugate Vaccine MenACYW conjugate vaccine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "42 Days to 50 Years"
      },
      "enrollment_count": 576,
      "start_date": "2021-03-29",
      "completion_date": "2022-07-22",
      "has_results": false,
      "last_update_posted_date": "2025-10-10",
      "last_synced_at": "2026-07-24T08:33:17.934Z",
      "location_count": 8,
      "location_summary": "Guntersville, Alabama • San Diego, California • Tampa, Florida + 5 more",
      "locations": [
        {
          "city": "Guntersville",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "El Dorado",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04825223"
    }
  ]
}