{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tdap+Vaccine&page=2",
    "query": {
      "intervention": "Tdap Vaccine",
      "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?intervention=Tdap+Vaccine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T08:08:52.520Z",
  "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": "NCT00879814",
      "title": "Study Evaluating Safety And Tolerability Of Meningococcal B Rlp2086 Vaccine In Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Meningitis, Meningococcal"
      ],
      "interventions": [
        {
          "name": "rLP2086 vaccine or control",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 48,
      "start_date": "2009-04",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2015-08-06",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 1,
      "location_summary": "South Miami, Florida",
      "locations": [
        {
          "city": "South Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00879814"
    },
    {
      "nct_id": "NCT06015308",
      "title": "A Study to Investigate Vaccine Responses in Subcutaneous Amlitelimab Treated Atopic Dermatitis Participants Aged 18 Years and Older Compared With Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dermatitis Atopic"
      ],
      "interventions": [
        {
          "name": "Amlitelimab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Tdap vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PPS vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 224,
      "start_date": "2023-10-06",
      "completion_date": "2026-01-16",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 47,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Anaheim, California + 40 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06015308"
    },
    {
      "nct_id": "NCT05028634",
      "title": "Safety Study to Evaluate Immune Response of Vaccines in Participants With Relapsing Forms of Multiple Sclerosis Who Receive Ozanimod Compared to Non-Pegylated Interferon (IFN)-β or No Disease Modifying Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "Multiple Sclerosis, Relapsing-Remitting"
      ],
      "interventions": [
        {
          "name": "Tetanus, diphtheria, and acellular pertussis vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal polysaccharide vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Seasonal influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Celgene",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 63,
      "start_date": "2021-11-11",
      "completion_date": "2023-11-15",
      "has_results": true,
      "last_update_posted_date": "2025-02-11",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 29,
      "location_summary": "Palo Alto, California • Colorado Springs, Colorado • Southington, Connecticut + 26 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Southington",
          "state": "Connecticut"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Port Charlotte",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05028634"
    },
    {
      "nct_id": "NCT03537508",
      "title": "Immunogenicity and Safety of a Quadrivalent Meningococcal Conjugate Vaccine When Administered Concomitantly With Routine Pediatric Vaccines in Healthy Infants and Toddlers in the US",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Healthy Volunteers (Meningococcal Infection)"
      ],
      "interventions": [
        {
          "name": "MenACYW conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MenACYW-135 conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DTaP-IPV//Hib vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal 13-valent conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pentavalent rotavirus vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis B vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Measles, mumps, rubella (MMR) vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varicella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis A vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "89 Days",
        "sex": "ALL",
        "summary": "42 Days to 89 Days"
      },
      "enrollment_count": 2627,
      "start_date": "2018-04-25",
      "completion_date": "2023-09-22",
      "has_results": true,
      "last_update_posted_date": "2024-10-15",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 65,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Phoenix, Arizona + 54 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03537508"
    },
    {
      "nct_id": "NCT01868334",
      "title": "SOP Toolkit in Diverse Practices Implemented & Tested With RE-AIM",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adult Influenza Vaccinations",
        "Adult PPSV Vaccinations",
        "Adult Tdap/Td Vaccinations"
      ],
      "interventions": [
        {
          "name": "Pillar 1: Convenient Vaccination Services",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pillar 2: Patient notification",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pillar 3: Enhanced Office Systems",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pillar 4: Motivation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70549,
      "start_date": "2013-04",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2023-10-06",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 2,
      "location_summary": "Pittsburgh, Pennsylvania • Houston, Texas",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01868334"
    },
    {
      "nct_id": "NCT01860378",
      "title": "Vouchers to Promote Tdap Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Whooping Cough"
      ],
      "interventions": [
        {
          "name": "Full price",
          "type": "OTHER"
        },
        {
          "name": "$5 off",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 149,
      "start_date": "2013-07",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2015-04-03",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01860378"
    },
    {
      "nct_id": "NCT01049035",
      "title": "A Study of a Quadrivalent Meningococcal Tetanus Protein Conjugate Vaccine in Infants and Toddlers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcal Infection"
      ],
      "interventions": [
        {
          "name": "Quadrivalent Meningococcal Polysaccharide (A, C, Y, and W-135) Tetanus Protein Conjugate",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Diphtheria and Tetanus Toxoids and Acellular Pertussis Adsorbed, Inactivated Poliovirus and Haemophilus B Conjugate (Tetanus Toxoid Conjugate) Vaccine Combined (DTaP-IPV/Hib combined)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "M-M-RII-Measles, Mumps, and Rubella Virus Vaccine Live",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varicella Virus Vaccine Live",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal 7-valent Conjugate Vaccine (Diphtheria CRM197 Protein)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal 13-valent Conjugate Vaccine (Diphtheria CRM197 Protein)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rotavirus Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis B Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "365 Days",
        "sex": "ALL",
        "summary": "42 Days to 365 Days"
      },
      "enrollment_count": 580,
      "start_date": "2009-12-16",
      "completion_date": "2012-02-13",
      "has_results": true,
      "last_update_posted_date": "2022-03-28",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Tuscaloosa, Alabama • Jonesboro, Arkansas + 20 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01049035"
    },
    {
      "nct_id": "NCT07730450",
      "title": "A Study to Learn About a COVID-19 Vaccine in Healthy Adults 18 Through 64 Years of Age",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COVID-19 Vaccines"
      ],
      "interventions": [
        {
          "name": "BNT162b2 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tdap Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "BioNTech SE",
      "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": 200,
      "start_date": "2026-07-23",
      "completion_date": "2027-08-20",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 5,
      "location_summary": "Walnut Creek, California • Miami Lakes, Florida • Honolulu, Hawaii + 2 more",
      "locations": [
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Miami Lakes",
          "state": "Florida"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07730450"
    },
    {
      "nct_id": "NCT01729429",
      "title": "An Intervention Promoting HPV Vaccination in Safety-net Clinics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Papilloma Virus-Related Cervical Carcinoma"
      ],
      "interventions": [
        {
          "name": "HPV brochure, recall, reminders",
          "type": "BEHAVIORAL"
        },
        {
          "name": "General Adolescent Vaccine Brochure",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "18 Years",
        "sex": "FEMALE",
        "summary": "11 Years to 18 Years · Female only"
      },
      "enrollment_count": 831,
      "start_date": "2010-05",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2020-03-18",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01729429"
    },
    {
      "nct_id": "NCT01565135",
      "title": "Immunization Delivery in Obstetrics and Gynecology Settings",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Immunization Status Among Obstetrics and Gynecology Patients"
      ],
      "interventions": [
        {
          "name": "Multimodal Vaccine Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "15 Years and older · Female only"
      },
      "enrollment_count": 97087,
      "start_date": "2012-09",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2019-06-24",
      "last_synced_at": "2026-09-29T08:08:52.520Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01565135"
    }
  ]
}