{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=24-Valent+Pneumococcal+Conjugate+Vaccine",
    "query": {
      "intervention": "24-Valent Pneumococcal Conjugate Vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T10:53:38.286Z",
  "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": "NCT02518555",
      "title": "Ibrutinib as an Immune Modulating Agent for Patients With Asymptomatic, High-risk CLL/SLL Risk Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Diphtheria Toxoid/Tetanus Toxoid/Acellular Pertussis Vaccine Adsorbed",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Pneumococcal 13-valent Conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Trivalent Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Jennifer Woyach",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2016-01-12",
      "completion_date": "2026-01-05",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-09-30T10:53:38.286Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02518555"
    },
    {
      "nct_id": "NCT05297578",
      "title": "Safety, Tolerability, and Immunogenicity Study of a 24-Valent Pneumococcal Conjugate Vaccine (VAX-24) in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pneumococcal Vaccines"
      ],
      "interventions": [
        {
          "name": "24-Valent Pneumococcal Conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal 20-valent Conjugate Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Vaxcyte, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 207,
      "start_date": "2022-06-15",
      "completion_date": "2023-02-15",
      "has_results": true,
      "last_update_posted_date": "2024-10-09",
      "last_synced_at": "2026-09-30T10:53:38.286Z",
      "location_count": 20,
      "location_summary": "Birmingham, Alabama • DeLand, Florida • Hollywood, Florida + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Sunrise",
          "state": "Florida"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05297578"
    },
    {
      "nct_id": "NCT05266456",
      "title": "Safety, Tolerability, and Immunogenicity Study of a 24-Valent Pneumococcal Conjugate Vaccine (VAX-24) in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Pneumococcal Vaccines"
      ],
      "interventions": [
        {
          "name": "24 valent pneumococcal conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "20 valent pneumococcal conjugate vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Vaxcyte, Inc.",
      "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": 835,
      "start_date": "2022-02-22",
      "completion_date": "2023-01-10",
      "has_results": true,
      "last_update_posted_date": "2024-04-18",
      "last_synced_at": "2026-09-30T10:53:38.286Z",
      "location_count": 13,
      "location_summary": "Hollywood, Florida • Sunrise, Florida • Savannah, Georgia + 10 more",
      "locations": [
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Sunrise",
          "state": "Florida"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        },
        {
          "city": "Valparaiso",
          "state": "Indiana"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05266456"
    },
    {
      "nct_id": "NCT05844423",
      "title": "Safety, Tolerability, and Immunogenicity of a 24-Valent Pneumococcal Conjugate Vaccine (VAX-24) in Healthy Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pneumococcal Vaccines"
      ],
      "interventions": [
        {
          "name": "0.5 ml dose of 1.1 mcg VAX-24",
          "type": "BIOLOGICAL"
        },
        {
          "name": "0.5 ml dose of PCV20",
          "type": "BIOLOGICAL"
        },
        {
          "name": "0.5 ml dose of 2.2 mcg VAX-24",
          "type": "BIOLOGICAL"
        },
        {
          "name": "0.5 ml dose of 2.2/4.4 mcg VAX-24",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Vaxcyte, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "89 Days",
        "sex": "ALL",
        "summary": "42 Days to 89 Days"
      },
      "enrollment_count": 802,
      "start_date": "2023-03-29",
      "completion_date": "2025-08-25",
      "has_results": false,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-09-30T10:53:38.286Z",
      "location_count": 32,
      "location_summary": "Jonesboro, Arkansas • Madera, California • Tampa, Florida + 22 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Madera",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Haughton",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05844423"
    },
    {
      "nct_id": "NCT01852591",
      "title": "Exploration of Immune Response to Early PCV13 Vaccination in Conjunction With Autologous Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "PCV 13",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2013-02",
      "completion_date": "2016-10",
      "has_results": true,
      "last_update_posted_date": "2017-02-02",
      "last_synced_at": "2026-09-30T10:53:38.286Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01852591"
    },
    {
      "nct_id": "NCT00000829",
      "title": "A Double-Blind Placebo-Controlled Trial of the Safety and Immunogenicity of a Seven Valent Pneumococcal Conjugate Vaccine in Presumed HIV-Infected Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV Infections",
        "Pneumococcal Infections"
      ],
      "interventions": [
        {
          "name": "Pneumococcal Vaccine, Polyvalent (23-valent)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal Conjugate Vaccine, Heptavalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "2 Months to 6 Months"
      },
      "enrollment_count": 60,
      "start_date": null,
      "completion_date": "1999-10",
      "has_results": false,
      "last_update_posted_date": "2021-10-28",
      "last_synced_at": "2026-09-30T10:53:38.286Z",
      "location_count": 31,
      "location_summary": "Los Angeles, California • Oakland, California • San Diego, California + 21 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000829"
    },
    {
      "nct_id": "NCT01351896",
      "title": "Lenalidomide and Vaccine Therapy in Treating Patients With Early-Stage Asymptomatic Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ann Arbor Stage I Small Lymphocytic Lymphoma",
        "Ann Arbor Stage II Small Lymphocytic Lymphoma",
        "Chronic Lymphocytic Leukemia",
        "Chronic Lymphocytic Leukemia With Unmutated Immunoglobulin Heavy Chain Variable-Region Gene",
        "Small Lymphocytic Lymphoma",
        "Small Lymphocytic Lymphoma With Unmutated Immunoglobulin Heavy Chain Variable-Region Gene",
        "Stage 0 Chronic Lymphocytic Leukemia",
        "Stage I Chronic Lymphocytic Leukemia",
        "Stage II Chronic Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Pneumococcal Polyvalent Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 49,
      "start_date": "2011-11-02",
      "completion_date": "2027-05-06",
      "has_results": true,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-09-30T10:53:38.286Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01351896"
    }
  ]
}