{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diphtheria-Tetanus-acellular+Pertussis+Vaccines&page=2",
    "query": {
      "condition": "Diphtheria-Tetanus-acellular Pertussis Vaccines",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Diphtheria-Tetanus-acellular+Pertussis+Vaccines&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T15:09:10.334Z",
  "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": "NCT00258882",
      "title": "Descriptive, Post-marketing, Passive Surveillance Safety Study of ADACEL™ Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pertussis"
      ],
      "interventions": [
        {
          "name": "Tetanus Toxoid, acellular pertussis, diphtheria toxoid",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 327293,
      "start_date": "2006-01",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2018-07-17",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 3,
      "location_summary": "Oakland, California • Aurora, Colorado • Portland, Oregon",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00258882"
    },
    {
      "nct_id": "NCT02783170",
      "title": "Safety and Immunogenicity of Simultaneous Tdap and IIV in Pregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "Tetanus, Diphtheria, and Pertussis Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "2016-2017 Quadrivalent Inactivated Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "2017-2018 Quadrivalent Inactivated Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 81,
      "start_date": "2016-09",
      "completion_date": "2018-05-10",
      "has_results": true,
      "last_update_posted_date": "2025-07-28",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Durham, North Carolina • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02783170"
    },
    {
      "nct_id": "NCT01346293",
      "title": "Study of DTap-IPV Compared to DAPTACEL® and IPOL® as the 5th Dose in Children 4 to 6 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Tetanus",
        "Diphtheria",
        "Pertussis",
        "Measles",
        "Polio"
      ],
      "interventions": [
        {
          "name": "Diphtheria and Tetanus Toxoids and Acellular Pertussis + Measles, Mumps, Rubella + Varicella Virus",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Diphtheria and Tetanus Toxoids and Acellular Pertussis + Poliovirus + MMR + Varicella Virus",
          "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": 3372,
      "start_date": "2011-04",
      "completion_date": "2013-09",
      "has_results": true,
      "last_update_posted_date": "2015-06-03",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 71,
      "location_summary": "Birmingham, Alabama • Pinson, Alabama • Trussville, Alabama + 60 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Pinson",
          "state": "Alabama"
        },
        {
          "city": "Trussville",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01346293"
    },
    {
      "nct_id": "NCT00707148",
      "title": "Pertussis Vaccine in Healthy Pregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Diphtheria",
        "Pertussis",
        "Tetanus"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Tetanus toxoid, reduced diphtheria toxoid and acellular pertussis vaccine adsorbed",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "Up to 45 Years"
      },
      "enrollment_count": 80,
      "start_date": "2009-01",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2014-07-25",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 4,
      "location_summary": "Durham, North Carolina • Houston, Texas • Seattle, Washington",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00707148"
    },
    {
      "nct_id": "NCT04766086",
      "title": "Trial to Evaluate the Safety, Tolerability, and Immunogenicity of A Multivalent Group B Streptococcus Vaccine When Administered Concomitantly With Tdap in Healthy Nonpregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Group B Streptococcus Infections"
      ],
      "interventions": [
        {
          "name": "Multivalent Group B streptococcus vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tetanus, diphtheria, and acellular pertussis vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 306,
      "start_date": "2022-08-12",
      "completion_date": "2023-04-27",
      "has_results": true,
      "last_update_posted_date": "2024-05-24",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 12,
      "location_summary": "Newton, Kansas • Omaha, Nebraska • Las Vegas, Nevada + 8 more",
      "locations": [
        {
          "city": "Newton",
          "state": "Kansas"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        },
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04766086"
    },
    {
      "nct_id": "NCT00369824",
      "title": "Evaluation of Safety and Immunogenicity of Co-administering HPV Vaccine With Other Vaccines in Healthy Female Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Infections, Papillomavirus"
      ],
      "interventions": [
        {
          "name": "Different formulations of GSK Biologicals' HPV vaccine (580299)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Menactra TM",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Boostrix TM",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "18 Years",
        "sex": "FEMALE",
        "summary": "11 Years to 18 Years · Female only"
      },
      "enrollment_count": 1330,
      "start_date": "2006-09-26",
      "completion_date": "2008-02-13",
      "has_results": true,
      "last_update_posted_date": "2018-07-20",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 50,
      "location_summary": "Mobile, Alabama • Chandler, Arizona • Mesa, Arizona + 46 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00369824"
    },
    {
      "nct_id": "NCT03942406",
      "title": "Study of BPZE1 Intranasal Pertussis Vaccine (Administered Via VaxINator(TM)), Prime + Boost, in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pertussis",
        "Whooping Cough"
      ],
      "interventions": [
        {
          "name": "BPZE1 pertussis vaccine and VaxINator(TM) Atomization Device",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "ILiAD Biotechnologies",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 300,
      "start_date": "2019-06-15",
      "completion_date": "2020-06-24",
      "has_results": true,
      "last_update_posted_date": "2023-06-27",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 3,
      "location_summary": "Cleveland, Ohio • Tomball, Texas • West Jordan, Utah",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Tomball",
          "state": "Texas"
        },
        {
          "city": "West Jordan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03942406"
    },
    {
      "nct_id": "NCT00346073",
      "title": "Safety and Immunogenicity of GSK's Tdap Vaccine (Boostrix) in Adults Aged 19 to 64 Years",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acellular Pertussis",
        "Diphtheria",
        "Tetanus"
      ],
      "interventions": [
        {
          "name": "Boostrix™",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ADACEL®",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "19 Years to 64 Years"
      },
      "enrollment_count": 2337,
      "start_date": "2006-07-13",
      "completion_date": "2007-03-07",
      "has_results": true,
      "last_update_posted_date": "2018-08-07",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 42,
      "location_summary": "Huntsville, Alabama • Chandler, Arizona • Mesa, Arizona + 36 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00346073"
    },
    {
      "nct_id": "NCT02209623",
      "title": "TDAP Safety in Pregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pertussis"
      ],
      "interventions": [
        {
          "name": "TDAP",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 375,
      "start_date": "2014-05",
      "completion_date": "2017-12-18",
      "has_results": false,
      "last_update_posted_date": "2017-12-20",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Nashville, Tennessee",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02209623"
    },
    {
      "nct_id": "NCT01711645",
      "title": "Tdap Vaccine in Post-Partum Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Diphtheria",
        "Pertussis",
        "Tetanus"
      ],
      "interventions": [
        {
          "name": "Tetanus toxoid, reduced diphtheria toxoid and acellular pertussis vaccine adsorbed onto aluminum phosphate",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 55,
      "start_date": "2012-10-26",
      "completion_date": "2015-08-28",
      "has_results": true,
      "last_update_posted_date": "2017-05-05",
      "last_synced_at": "2026-07-23T15:09:10.334Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01711645"
    }
  ]
}