{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pneumococcal+Polyvalent+Vaccine",
    "query": {
      "intervention": "Pneumococcal Polyvalent Vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 244,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pneumococcal+Polyvalent+Vaccine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-17T09:50:17.316Z",
  "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": "NCT04525599",
      "title": "A Study to Assess the Safety, Tolerability and Immunogenicity of ASP3772, a Pneumococcal Vaccine, in Toddlers 12 to 15 Months of Age in Comparison to an Active Comparator",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers",
        "Pneumococcal Disease"
      ],
      "interventions": [
        {
          "name": "ASP3772",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV13",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Affinivax, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "15 Months",
        "sex": "ALL",
        "summary": "12 Months to 15 Months"
      },
      "enrollment_count": 75,
      "start_date": "2020-09-22",
      "completion_date": "2022-04-06",
      "has_results": false,
      "last_update_posted_date": "2022-06-06",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 17,
      "location_summary": "Bryant, Arkansas • Jonesboro, Arkansas • Anaheim, California + 14 more",
      "locations": [
        {
          "city": "Bryant",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        },
        {
          "city": "West Covina",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04525599"
    },
    {
      "nct_id": "NCT00508950",
      "title": "Study Evaluating Serum Collected From Healthy Adults For Development of Pneumococcal Opsonophagocytic Assay",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Large volume blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 152,
      "start_date": "2007-08",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-08-17",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 1,
      "location_summary": "Secaucus, New Jersey",
      "locations": [
        {
          "city": "Secaucus",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00508950"
    },
    {
      "nct_id": "NCT00164411",
      "title": "Pneumococcal Conjugate Vaccine With Pneumococcal Polysaccharide Vaccine and Tetanus/Diphtheria Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pneumococcal Infections"
      ],
      "interventions": [
        {
          "name": "Tetanus-diphtheria toxoids (Td)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "7-valent pneumococcal conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "23-valent polysaccharide vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Centers for Disease Control and Prevention",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "50 Years to 64 Years"
      },
      "enrollment_count": 30,
      "start_date": "2004-01",
      "completion_date": "2005-03",
      "has_results": false,
      "last_update_posted_date": "2012-03-14",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00164411"
    },
    {
      "nct_id": "NCT02232191",
      "title": "Immunologic Response to Pneumococcal Polysaccharide Vaccine in Splenic Injury Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asplenia"
      ],
      "interventions": [
        {
          "name": "Pneumovax-23",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 75,
      "start_date": "2014-12",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02232191"
    },
    {
      "nct_id": "NCT00282308",
      "title": "A Study to Evaluate the Effects of Rituximab on Immune Responses in Subjects With Active Rheumatoid Arthritis Receiving Background Methotrexate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisone",
          "type": "DRUG"
        },
        {
          "name": "C. albicans",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tetanus toxoid adsorbed booster vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "23-valent pneumococcal polysaccharide vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Keyhole limpet hemocyanin",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 103,
      "start_date": "2006-01-23",
      "completion_date": "2012-05-28",
      "has_results": true,
      "last_update_posted_date": "2017-08-10",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 34,
      "location_summary": "Birmingham, Alabama • Paradise Valley, Arizona • Peoria, Arizona + 27 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Paradise Valley",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Palm Desert",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00282308"
    },
    {
      "nct_id": "NCT00273325",
      "title": "Immunogenicity of PCV-7 Vaccine in VLBW Infants",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pneumococcal Infections",
        "Streptococcus Pneumoniae",
        "Infant, Newborn",
        "Infant, Low Birth Weight",
        "Infant, Small for Gestational Age",
        "Infant, Premature"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "NICHD Neonatal Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "3 Months",
        "sex": "ALL",
        "summary": "Up to 3 Months"
      },
      "enrollment_count": 368,
      "start_date": "2004-07",
      "completion_date": "2009-03",
      "has_results": false,
      "last_update_posted_date": "2019-03-22",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • Palo Alto, California • Miami, Florida + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00273325"
    },
    {
      "nct_id": "NCT00294021",
      "title": "Long-term Impact of Pneumococcal Conjugate Vaccine on Carriage",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pneumococcal Infections"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1000,
      "start_date": "2006-03",
      "completion_date": "2008-04",
      "has_results": false,
      "last_update_posted_date": "2012-09-26",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 1,
      "location_summary": "Chinle, Fort Defiance, Whiteriver, AZ; Gallup, Shiprock, NM, Arizona",
      "locations": [
        {
          "city": "Chinle, Fort Defiance, Whiteriver, AZ; Gallup, Shiprock, NM",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00294021"
    },
    {
      "nct_id": "NCT00566098",
      "title": "Activated White Blood Cells With ASCT for Newly Diagnosed Multiple Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Multiple Myeloma and Plasma Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "MILs",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "PCV13",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2007-11",
      "completion_date": "2018-10",
      "has_results": true,
      "last_update_posted_date": "2023-05-26",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00566098"
    },
    {
      "nct_id": "NCT01245673",
      "title": "Combination Immunotherapy and Autologous Stem Cell Transplantation for Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myeloma"
      ],
      "interventions": [
        {
          "name": "Prevnar- Pneumococcal Conjugate Vaccine (PCV)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Activated/costimulated autologous T-cell",
          "type": "OTHER"
        },
        {
          "name": "Revlamid® (Lenalidomide)",
          "type": "DRUG"
        },
        {
          "name": "MAGE-A3/GM-GSF, Hiltonol® (Poly-ICLC)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 28,
      "start_date": "2011-05-10",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2020-04-06",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01245673"
    },
    {
      "nct_id": "NCT00806195",
      "title": "Study to Evaluate the Safety of Novartis MenACWY Conjugate Vaccine When Administered With Routine Infant Vaccinations to Healthy Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcal Infection"
      ],
      "interventions": [
        {
          "name": "MenACWY-CRM197",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DTaP (Diptheria, Tetanus, Pertussis) Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hib (Haemophilus influenza b) Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IPV (Inactivated Polio Vaccine) Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MMR (Measles, Mumps, and Rubella) Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varicella Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis A Virus",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novartis",
      "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": 7744,
      "start_date": "2008-12",
      "completion_date": "2011-11",
      "has_results": true,
      "last_update_posted_date": "2013-07-09",
      "last_synced_at": "2026-09-17T09:50:17.316Z",
      "location_count": 130,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Tuscon, Arizona + 107 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Tuscon",
          "state": "Arizona"
        },
        {
          "city": "Benton",
          "state": "Arkansas"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00806195"
    }
  ]
}