{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pneumococcal+polyvalent+vaccine&page=3",
    "query": {
      "intervention": "pneumococcal polyvalent vaccine",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 244,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pneumococcal+polyvalent+vaccine&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pneumococcal+polyvalent+vaccine&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T18:29:44.709Z",
  "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": "NCT06177912",
      "title": "A Clinical Study of the V116 Vaccine for Children and Teenagers (V116-013)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumococcal Infection"
      ],
      "interventions": [
        {
          "name": "V116",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PPSV23",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 882,
      "start_date": "2024-01-18",
      "completion_date": "2025-02-26",
      "has_results": true,
      "last_update_posted_date": "2026-03-11",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 29,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Madera, California + 23 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Madera",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06177912"
    },
    {
      "nct_id": "NCT07660198",
      "title": "Study to Learn About Safety, Tolerability, and Immune Response of a Catch-up Pneumococcal Vaccine in Children and Adolescents",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumococcal Disease"
      ],
      "interventions": [
        {
          "name": "PG4",
          "type": "BIOLOGICAL"
        },
        {
          "name": "20-valent pneumococcal conjugate vaccine (20vPnC)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Months",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "15 Months to 17 Years"
      },
      "enrollment_count": 1200,
      "start_date": "2026-06-15",
      "completion_date": "2027-12-02",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 57,
      "location_summary": "Birmingham, Alabama • Guntersville, Alabama • Fair Oaks, California + 37 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Guntersville",
          "state": "Alabama"
        },
        {
          "city": "Fair Oaks",
          "state": "California"
        },
        {
          "city": "Ontario",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07660198"
    },
    {
      "nct_id": "NCT00457977",
      "title": "Comparing Two Pneumococcal Vaccines in Adults With Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Pneumovax (PPSV23)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar (PCV7)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 181,
      "start_date": "2007-03",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2015-05-12",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Francisco, California + 8 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00457977"
    },
    {
      "nct_id": "NCT05412030",
      "title": "A Phase 2 Study to Evaluate the Safety, Tolerability, and Immune Response of AFX3772 Vaccine in Healthy Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pneumonia, Bacterial",
        "Pneumococcal Infections",
        "Pneumonia, Pneumococcal"
      ],
      "interventions": [
        {
          "name": "AFX3772",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 13",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 20",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "90 Days",
        "sex": "ALL",
        "summary": "42 Days to 90 Days"
      },
      "enrollment_count": 388,
      "start_date": "2022-06-16",
      "completion_date": "2025-09-18",
      "has_results": false,
      "last_update_posted_date": "2025-10-21",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 42,
      "location_summary": "Jonesboro, Arkansas • Los Angeles, California • Miami, Florida + 35 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        },
        {
          "city": "Saint Augustine",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05412030"
    },
    {
      "nct_id": "NCT05489328",
      "title": "Safety and Immunogenicity of Pneumococcal Conjugate Formulations in Healthy Adults 18 Through 49 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pneumococcal Disease"
      ],
      "interventions": [
        {
          "name": "Candidate-1",
          "type": "OTHER"
        },
        {
          "name": "Candidate-2",
          "type": "OTHER"
        },
        {
          "name": "Candidate-3",
          "type": "OTHER"
        },
        {
          "name": "Candidate-4",
          "type": "OTHER"
        },
        {
          "name": "Candidate-5",
          "type": "OTHER"
        },
        {
          "name": "Candidate-6",
          "type": "OTHER"
        },
        {
          "name": "Candidate Control",
          "type": "OTHER"
        },
        {
          "name": "13vPnC",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV15",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 394,
      "start_date": "2022-08-15",
      "completion_date": "2022-10-07",
      "has_results": true,
      "last_update_posted_date": "2024-04-18",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 18,
      "location_summary": "Tustin, California • Walnut Creek, California • Milford, Connecticut + 12 more",
      "locations": [
        {
          "city": "Tustin",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05489328"
    },
    {
      "nct_id": "NCT01272999",
      "title": "Impact of Prevnar 13 on Ear Infections in Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Otitis Media",
        "Mastoiditis"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 391,
      "start_date": "2010-05-21",
      "completion_date": "2013-12-19",
      "has_results": true,
      "last_update_posted_date": "2023-05-23",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 8,
      "location_summary": "Little Rock, Arkansas • Los Angeles, California • San Diego, California + 5 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01272999"
    },
    {
      "nct_id": "NCT01681992",
      "title": "Immunogenicity and Safety Study of GlaxoSmithKline (GSK) Biologicals' Combined Measles-mumps-rubella (MMR) Vaccine in Children in Their Second Year of Life",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Measles",
        "Mumps",
        "Rubella",
        "Measles-Mumps-Rubella Vaccine"
      ],
      "interventions": [
        {
          "name": "Priorix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "M-M-R II",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varivax",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Havrix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 13",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 4538,
      "start_date": "2012-10-10",
      "completion_date": "2015-08-18",
      "has_results": true,
      "last_update_posted_date": "2021-01-07",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 40,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 33 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01681992"
    },
    {
      "nct_id": "NCT01025336",
      "title": "Study Evaluating Persistence Of Antibody Response Elicited By 13vPnC In Healthy Adults Previously Vaccinated",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 962,
      "start_date": "2009-12",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2012-06-20",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 29,
      "location_summary": "Chandler, Arizona • Phoenix, Arizona • Denver, Colorado + 25 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Pinellas Park",
          "state": "Florida"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01025336"
    },
    {
      "nct_id": "NCT01199016",
      "title": "Effect of Prevnar 13 on Ear Infections in Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Otitis Media"
      ],
      "interventions": [
        {
          "name": "Tympanocentesis",
          "type": "PROCEDURE"
        },
        {
          "name": "Nose/throat swab",
          "type": "PROCEDURE"
        },
        {
          "name": "Observational",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "30 Months",
        "sex": "ALL",
        "summary": "6 Months to 30 Months"
      },
      "enrollment_count": 239,
      "start_date": "2010-09",
      "completion_date": "2016-01",
      "has_results": true,
      "last_update_posted_date": "2017-03-01",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 7,
      "location_summary": "Penfield, New York • Rochester, New York",
      "locations": [
        {
          "city": "Penfield",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01199016"
    },
    {
      "nct_id": "NCT01467934",
      "title": "FeverText: Assessing Fever Rates After Vaccination During the 2011-12 Influenza Season Using Text Messaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fever"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "23 Months",
        "sex": "ALL",
        "summary": "6 Months to 23 Months"
      },
      "enrollment_count": 530,
      "start_date": "2011-11",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2014-07-21",
      "last_synced_at": "2026-10-05T18:29:44.709Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • New York, New York",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01467934"
    }
  ]
}