{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pneumococcal+vaccination+%28Pneumovax%29&page=3",
    "query": {
      "intervention": "pneumococcal vaccination (Pneumovax)",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 94,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pneumococcal+vaccination+%28Pneumovax%29&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pneumococcal+vaccination+%28Pneumovax%29&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T15:40:31.242Z",
  "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": "NCT00955851",
      "title": "A Study To Examine Serologic Response In Hospitalized Patients Receiving Polyvalent Pneumococcal Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pneumonia"
      ],
      "interventions": [
        {
          "name": "Pre and post vaccination titers",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2009-06",
      "completion_date": "2010-07",
      "has_results": false,
      "last_update_posted_date": "2010-07-30",
      "last_synced_at": "2026-10-12T15:40:31.242Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00955851"
    },
    {
      "nct_id": "NCT00427895",
      "title": "Study Comparing a 13-valent Pneumococcal Conjugate Vaccine With 23-valent Pneumococcal Polysaccharide Vaccine in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumococcal Infections"
      ],
      "interventions": [
        {
          "name": "13-valent pneumococcal conjugate vaccine (13vPnC)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "23-valent Pneumococcal Polysaccharide Vaccine (23vPS)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "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": 2141,
      "start_date": "2007-02-27",
      "completion_date": "2011-08-01",
      "has_results": true,
      "last_update_posted_date": "2021-11-15",
      "last_synced_at": "2026-10-12T15:40:31.242Z",
      "location_count": 26,
      "location_summary": "Huntsville, Alabama • Chandler, Arizona • Phoenix, Arizona + 19 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Pembroke Pines",
          "state": "Florida"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00427895"
    },
    {
      "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": "2026-10-12T15:40:31.242Z",
      "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": "NCT05346302",
      "title": "Persistent Readiness Through Early Prediction Immunization Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Inflammatory Response"
      ],
      "interventions": [
        {
          "name": "Pneumovax 23",
          "type": "DRUG"
        },
        {
          "name": "Typhim VI",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 249,
      "start_date": "2022-02-08",
      "completion_date": "2022-12-21",
      "has_results": false,
      "last_update_posted_date": "2023-02-14",
      "last_synced_at": "2026-10-12T15:40:31.242Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05346302"
    },
    {
      "nct_id": "NCT06838000",
      "title": "Study of the Safety and Immunogenicity of Catch-up Vaccination With a 21-valent Pneumococcal Conjugate Vaccine (PCV21) in Healthy Infants, Toddlers, Children, and Adolescents",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumococcal Infections"
      ],
      "interventions": [
        {
          "name": "PCV21",
          "type": "BIOLOGICAL"
        },
        {
          "name": "20vPCV",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Months",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Months to 17 Years"
      },
      "enrollment_count": 1268,
      "start_date": "2025-02-28",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-06",
      "last_synced_at": "2026-10-12T15:40:31.242Z",
      "location_count": 17,
      "location_summary": "Paramount, California • Doral, Florida • Hialeah, Florida + 13 more",
      "locations": [
        {
          "city": "Paramount",
          "state": "California"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06838000"
    },
    {
      "nct_id": "NCT00505063",
      "title": "Prospective Trial of Vaccine Responses in Childhood Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Childhood Cancer",
        "Multiple Diseases"
      ],
      "interventions": [
        {
          "name": "Immunization Schedule patients <7 years.",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Immunization Schedule patients > or = to 7 years and <11 years of age",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Immunization Schedule patients > or = to 11 years of age",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 75,
      "start_date": "2007-07-10",
      "completion_date": "2025-06-11",
      "has_results": true,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-12T15:40:31.242Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00505063"
    },
    {
      "nct_id": "NCT06693895",
      "title": "A Study on the Safety of an Investigational Chickenpox Vaccine, When Given to Healthy Children, 12 to 15 Months of Age",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chickenpox"
      ],
      "interventions": [
        {
          "name": "Investigational varicella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Marketed varicella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Measles, mumps, and rubella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis A vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV (pneumococcal conjugate vaccine) 13",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV 20",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaxneuvance",
          "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": 750,
      "start_date": "2024-11-26",
      "completion_date": "2026-11-23",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-12T15:40:31.242Z",
      "location_count": 22,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Huntington Park, California + 18 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        },
        {
          "city": "National City",
          "state": "California"
        },
        {
          "city": "West Covina",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06693895"
    },
    {
      "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": "2026-10-12T15:40:31.242Z",
      "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"
    },
    {
      "nct_id": "NCT00257127",
      "title": "Immune System Function Following Vaccination in HIV Infected Children Taking Anti-HIV Drugs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Pneumococcal 7-valent conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal polysaccharide vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis B vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Measles, mumps, and rubella virus vaccine, live",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "23 Years",
        "sex": "ALL",
        "summary": "6 Years to 23 Years"
      },
      "enrollment_count": 101,
      "start_date": "2006-02",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2021-11-01",
      "last_synced_at": "2026-10-12T15:40:31.242Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Alhambra, California • Long Beach, California + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Alhambra",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00257127"
    },
    {
      "nct_id": "NCT02615470",
      "title": "Enhancing a Sustainable Pharmacy-based Immunization Program in Two States",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Herpes Zoster",
        "Pneumococcal Infections"
      ],
      "interventions": [
        {
          "name": "Enhanced immunization delivery model",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Immunization update",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Auburn University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2015-11",
      "completion_date": "2017-12",
      "has_results": true,
      "last_update_posted_date": "2019-08-20",
      "last_synced_at": "2026-10-12T15:40:31.242Z",
      "location_count": 2,
      "location_summary": "Auburn, Alabama • Claremont, California",
      "locations": [
        {
          "city": "Auburn",
          "state": "Alabama"
        },
        {
          "city": "Claremont",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02615470"
    }
  ]
}