{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prevnar&page=4",
    "query": {
      "intervention": "Prevnar",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 244,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prevnar&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prevnar&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T10:18:25.451Z",
  "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": "NCT06182124",
      "title": "A Study to Learn About the Safety and Immune Response of a New Pneumococcal Vaccine in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Pneumococcal Disease"
      ],
      "interventions": [
        {
          "name": "Multivalent Pneumococcal Vaccine - Formulation 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Multivalent Pneumococcal Vaccine - Formulation 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "20-valent pneumococcal conjugate vaccine (20vPnC)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Licensed pneumococcal comparator vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Multivalent Pneumococcal Vaccine - Formulation 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Multivalent Pneumococcal Vaccine - Formulation 4",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1710,
      "start_date": "2023-12-20",
      "completion_date": "2026-05-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 20,
      "location_summary": "Doral, Florida • Hialeah, Florida • Stockbridge, Georgia + 13 more",
      "locations": [
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06182124"
    },
    {
      "nct_id": "NCT03480763",
      "title": "A Study to Evaluate the Safety, Tolerability, and Immunogenicity of V114 Followed by PNEUMOVAX™23 in Healthy Adults 50 Years of Age or Older (V114-016/PNEU-PATH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumococcal Infections"
      ],
      "interventions": [
        {
          "name": "V114",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 13™",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PNEUMOVAX™23",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 652,
      "start_date": "2018-06-22",
      "completion_date": "2019-12-23",
      "has_results": true,
      "last_update_posted_date": "2021-11-02",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 15,
      "location_summary": "Chandler, Arizona • Phoenix, Arizona • Spring Valley, California + 12 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Spring Valley",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03480763"
    },
    {
      "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": "2026-10-19T10:18:25.451Z",
      "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": "NCT03650114",
      "title": "Long-term Safety, Tolerability and Effectiveness Study of Ofatumumab in Patients With Relapsing MS",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Relapsing Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Ofatumumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tetanus toxoid (TT) containing vaccine (Td, Tdap)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "13-valent pneumococcal conjugate vaccine (13-PCV)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "23-valent pneumococcal polysaccharide vaccine (23-PPV)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Seasonal Quadrivalent influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Keyhole limpet hemocyanin (KLH) neo-antigen",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 1882,
      "start_date": "2018-12-28",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 86,
      "location_summary": "Birmingham, Alabama • Cullman, Alabama • Phoenix, Arizona + 74 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Cullman",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03650114"
    },
    {
      "nct_id": "NCT04054752",
      "title": "Vaccine Response With NT-I7",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Carcinoma",
        "Colorectal Adenocarcinoma",
        "Bladder Carcinoma"
      ],
      "interventions": [
        {
          "name": "Recombinant human IL-7-hyFc (NT-I7)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaccine sequence 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaccine sequence 2",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2023-05-30",
      "completion_date": "2023-11-01",
      "has_results": false,
      "last_update_posted_date": "2023-11-02",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04054752"
    },
    {
      "nct_id": "NCT04481243",
      "title": "A Study to Evaluate Pneumococcal Polysaccharide Vaccine Effectiveness in Children With Type 1 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "Pneumovax 23- pneumococcal polysaccharide",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "3 Years to 18 Years"
      },
      "enrollment_count": 29,
      "start_date": "2021-04-30",
      "completion_date": "2023-01-20",
      "has_results": true,
      "last_update_posted_date": "2023-11-08",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04481243"
    },
    {
      "nct_id": "NCT05622682",
      "title": "Vaccine Immune Recovery After Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Lymphoblastic Leukemia, Pediatric"
      ],
      "interventions": [
        {
          "name": "Observational only: Serology and flow cytometry for ALL cohort participants",
          "type": "OTHER"
        },
        {
          "name": "Observational only: Infection rates",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "31 Years",
        "sex": "ALL",
        "summary": "3 Years to 31 Years"
      },
      "enrollment_count": 89,
      "start_date": "2022-09-28",
      "completion_date": "2025-11-30",
      "has_results": true,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 6,
      "location_summary": "Chicago, Illinois • Grand Rapids, Michigan • Philadelphia, Pennsylvania + 3 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05622682"
    },
    {
      "nct_id": "NCT03550313",
      "title": "Study to Evaluate the Safety and Immunogenicity of a Multivalent Pneumococcal Vaccine Given With Prevnar 13 in Healthy Infants",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pneumococcal Infections"
      ],
      "interventions": [
        {
          "name": "Multivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 13",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "98 Days",
        "sex": "ALL",
        "summary": "42 Days to 98 Days"
      },
      "enrollment_count": 565,
      "start_date": "2018-06-01",
      "completion_date": "2020-11-05",
      "has_results": true,
      "last_update_posted_date": "2021-11-30",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 48,
      "location_summary": "Mobile, Alabama • Harrisburg, Arkansas • Anaheim, California + 34 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Harrisburg",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03550313"
    },
    {
      "nct_id": "NCT06151288",
      "title": "Safety, Tolerability, and Immunogenicity Study of a 31-Valent Pneumococcal Conjugate Vaccine (VAX-31) in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Pneumococcal Vaccines"
      ],
      "interventions": [
        {
          "name": "31 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": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 1015,
      "start_date": "2023-11-08",
      "completion_date": "2024-07-17",
      "has_results": true,
      "last_update_posted_date": "2025-07-28",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 25,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Hollywood, Florida + 22 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Jupiter",
          "state": "Florida"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06151288"
    },
    {
      "nct_id": "NCT03104075",
      "title": "Genomics and Epigenomics of the Elderly Response to Pneumococcal Vaccines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pneumonia",
        "Aging"
      ],
      "interventions": [
        {
          "name": "Pneumococcal 13valent Conj Vaccine Diphtheria CRM197 Protein",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal Vaccine Polyvalent",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "The Jackson Laboratory",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2017-04-17",
      "completion_date": "2020-08-29",
      "has_results": true,
      "last_update_posted_date": "2025-08-22",
      "last_synced_at": "2026-10-19T10:18:25.451Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03104075"
    }
  ]
}