{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Boostrix-US",
    "query": {
      "intervention": "Boostrix-US"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T18:26:20.204Z",
  "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": "NCT05169905",
      "title": "A Study to Evaluate the Safety and Immune Response to an Unadjuvanted RSV Maternal Vaccine in Healthy Non-pregnant Females From 9 to 49 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSV MAT vaccine",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "dTpa vaccine",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "9 Years to 49 Years · Female only"
      },
      "enrollment_count": 9,
      "start_date": "2022-02-02",
      "completion_date": "2022-08-03",
      "has_results": true,
      "last_update_posted_date": "2023-04-07",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 2,
      "location_summary": "Miami, Florida • Beaumont, Texas",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Beaumont",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05169905"
    },
    {
      "nct_id": "NCT00777257",
      "title": "Study of Menactra® in US Adolescents When Administered Concomitantly With Tdap Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcemia",
        "Pertussis",
        "Tetanus",
        "Diphtheria"
      ],
      "interventions": [
        {
          "name": "T dap + Meningococcal Polysaccharide Diphtheria Toxoid Conj.",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tdap + Meningococcal Polysaccharide Diphtheria Toxoid Conj.",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal Polysaccharide Diphtheria Toxoid Conj. + T dap",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "11 Years to 17 Years"
      },
      "enrollment_count": 1345,
      "start_date": "2005-04",
      "completion_date": "2007-09",
      "has_results": true,
      "last_update_posted_date": "2014-02-14",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 20,
      "location_summary": "Jonesboro, Arkansas • Little Rock, Arkansas • Boulder, Colorado + 17 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Woodstock",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00777257"
    },
    {
      "nct_id": "NCT00467519",
      "title": "Safety and Immunogenicity of Tdap Vaccine Compared to DTaP Vaccine in Children 4 to 6 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Tetanus",
        "Diphtheria",
        "Pertussis"
      ],
      "interventions": [
        {
          "name": "Tdap (Tetanus Toxoid Reduced Diphtheria Toxoid/Acellular Pertussis)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DTaP (Diphtheria & Tetanus Toxoids & Acellular Pertussis Adsorbed)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "4 Years to 6 Years"
      },
      "enrollment_count": 1045,
      "start_date": "2007-04",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2014-02-07",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 42,
      "location_summary": "Birmingham, Alabama • Fayetteville, Arkansas • Jonesboro, Arkansas + 34 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00467519"
    },
    {
      "nct_id": "NCT00355121",
      "title": "Study of Menactra® in Children Aged 4 to 6 Years When Administered Concomitantly With a Fifth Dose of DAPTACEL®",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Meningococcal Meningitis",
        "Tetanus",
        "Diphtheria",
        "Pertussis",
        "Poliomyelitis"
      ],
      "interventions": [
        {
          "name": "Polysaccharide Diphtheria Toxoid Conjugate Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "7 Years",
        "sex": "ALL",
        "summary": "4 Years to 7 Years"
      },
      "enrollment_count": 882,
      "start_date": "2006-10",
      "completion_date": "2009-07",
      "has_results": true,
      "last_update_posted_date": "2011-08-24",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 26,
      "location_summary": "Little Rock, Arkansas • Boulder, Colorado • Atlanta, Georgia + 23 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Layton, UT 84041",
          "state": "Georgia"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00355121"
    },
    {
      "nct_id": "NCT00319553",
      "title": "Post-licensure, Modified Double-blind, Multi-center Study Evaluating Safety and Immunogenicity of ADACEL® and BOOSTRIX®",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pertussis",
        "Tetanus",
        "Diphtheria"
      ],
      "interventions": [
        {
          "name": "ADACEL®:Tetanus, Reduced Diphtheria and Acellular Pertussis Adsorbed",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BOOSTRIX®: Tetanus, Reduced Diphtheria and Acellular Pertussis Adsorbed",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "11 Years to 18 Years"
      },
      "enrollment_count": 647,
      "start_date": "2006-05",
      "completion_date": "2008-12",
      "has_results": true,
      "last_update_posted_date": "2012-10-05",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 10,
      "location_summary": "Annapolis, Maryland • Baltimore, Maryland • Frederick, Maryland + 6 more",
      "locations": [
        {
          "city": "Annapolis",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Frederick",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00319553"
    },
    {
      "nct_id": "NCT02096276",
      "title": "Boostrix® Pregnancy Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pertussis"
      ],
      "interventions": [
        {
          "name": "Data collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "64 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 64 Years · Female only"
      },
      "enrollment_count": 1517,
      "start_date": "2014-03-31",
      "completion_date": "2019-08-02",
      "has_results": true,
      "last_update_posted_date": "2020-12-19",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 1,
      "location_summary": "Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02096276"
    },
    {
      "nct_id": "NCT00282295",
      "title": "US-licensed Combined Vaccine Against Tetanus & Diphtheria, Given With US-licensed Vaccine Against Meningococcal Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acellular Pertussis",
        "Tetanus",
        "Diphtheria"
      ],
      "interventions": [
        {
          "name": "Boostrix®",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Menactra™",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "11 Years to 18 Years"
      },
      "enrollment_count": 1344,
      "start_date": "2006-01-25",
      "completion_date": "2006-08-08",
      "has_results": true,
      "last_update_posted_date": "2018-08-17",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 24,
      "location_summary": "Chandler, Arizona • Little Rock, Arkansas • Fountain Valley, California + 18 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Golden",
          "state": "Colorado"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00282295"
    },
    {
      "nct_id": "NCT00297856",
      "title": "Post-marketing Safety Study of GSK Biologicals' Boostrix® Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diphtheria",
        "Tetanus",
        "Acellular Pertussis"
      ],
      "interventions": [
        {
          "name": "Boostrix®",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Td (Tetanus diphtheria) vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 10000,
      "start_date": "2006-03",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2014-01-13",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00297856"
    },
    {
      "nct_id": "NCT04138056",
      "title": "A Study of a Vaccine Against Respiratory Syncytial Virus (RSV) When Given Alone and Together With a Vaccine Against Diphtheria, Pertussis and Tetanus (Tdap) Viruses Followed by a 2nd Dose of the RSV Vaccine to Healthy Non-Pregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSVPreF3 formulation 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSVPreF3 formulation 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Boostrix-ex-US",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Boostrix-US",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 509,
      "start_date": "2019-11-05",
      "completion_date": "2021-11-22",
      "has_results": true,
      "last_update_posted_date": "2024-08-21",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 4,
      "location_summary": "Miami, Florida • Lenexa, Kansas • Rochester, New York + 1 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04138056"
    },
    {
      "nct_id": "NCT00109330",
      "title": "A Combined Tdap Vaccine Used As A Booster Compared To Licensed Td Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Diphtheria",
        "Tetanus",
        "Acellular Pertussis"
      ],
      "interventions": [
        {
          "name": "Combined diphtheria, tetanus, acellular pertussis vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 4116,
      "start_date": "2002-11",
      "completion_date": "2004-04",
      "has_results": false,
      "last_update_posted_date": "2016-09-09",
      "last_synced_at": "2026-09-08T18:26:20.204Z",
      "location_count": 44,
      "location_summary": "Mesa, Arizona • Tempe, Arizona • Jonesboro, Arkansas + 39 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Escondido",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00109330"
    }
  ]
}