{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quadrivalent+human+papillomavirus+vaccine",
    "query": {
      "intervention": "quadrivalent human papillomavirus vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 36,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quadrivalent+human+papillomavirus+vaccine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T04:49:34.121Z",
  "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": "NCT00604175",
      "title": "Safety of and Immune Response to the Human Papillomavirus (HPV) Vaccine in HIV-Infected Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections",
        "Sexually Transmitted Diseases"
      ],
      "interventions": [
        {
          "name": "Quadrivalent HPV vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 45 Years · Female only"
      },
      "enrollment_count": 319,
      "start_date": "2008-02",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 56,
      "location_summary": "Birmingham, Alabama • Alhambra, California • La Jolla, California + 37 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Alhambra",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00604175"
    },
    {
      "nct_id": "NCT05095844",
      "title": "National Vaccine Adverse Event Reporting Survey and Etiology",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "Vaccine Adverse Reaction",
        "Vaccine Reaction",
        "Vaccine or Biological Substance, Unspecified Causing Adverse Effects in Therapeutic Use",
        "Corona Virus Infection",
        "Blood Clot",
        "Thrombocytopenia",
        "Neuritis",
        "Vasculitis",
        "Influenza",
        "Guillain-Barré",
        "GWAS",
        "Genetic Sequencing"
      ],
      "interventions": [
        {
          "name": "vaccinated",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Neuroganics LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "5 Years to 99 Years"
      },
      "enrollment_count": 100000,
      "start_date": "2022-03-15",
      "completion_date": "2024-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-03-18",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 1,
      "location_summary": "Northglenn, Colorado",
      "locations": [
        {
          "city": "Northglenn",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05095844"
    },
    {
      "nct_id": "NCT00727636",
      "title": "Immunogenicity to Human Papillomavirus Vaccine (Gardasil) Among IBD Patients on Immunosuppressive Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inflammatory Bowel Disease"
      ],
      "interventions": [
        {
          "name": "Gardasil vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "26 Years",
        "sex": "FEMALE",
        "summary": "9 Years to 26 Years · Female only"
      },
      "enrollment_count": 53,
      "start_date": "2008-07",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2011-05-27",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00727636"
    },
    {
      "nct_id": "NCT01505049",
      "title": "Immune Memory After Papillomavirus Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "quadrivalent HPV vaccine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 203,
      "start_date": "2012-01",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2015-07-21",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01505049"
    },
    {
      "nct_id": "NCT00501189",
      "title": "Gardasil Vaccination as Therapy in Low Grade Cervical Abnormalities",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Papillomavirus Infections"
      ],
      "interventions": [
        {
          "name": "human papillomavirus vaccine L1, type 6,11,16,18",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Eisenhower Army Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 26 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2007-08",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2024-06-11",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 1,
      "location_summary": "Fort Gordon, Georgia",
      "locations": [
        {
          "city": "Fort Gordon",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00501189"
    },
    {
      "nct_id": "NCT01492582",
      "title": "Vaccine Therapy in Preventing Human Papillomavirus Infection in Younger Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cancer Survivor",
        "Prevention of Human Papillomavirus Infection"
      ],
      "interventions": [
        {
          "name": "quadrivalent human papillomavirus (types 6, 11, 16, 18) recombinant vaccine or nonavalent human papillomavirus vaccine (HPV 6, 11, 16, 18, 31, 33, 45, 52, 58)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "survey administration",
          "type": "OTHER"
        },
        {
          "name": "medical chart review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "9 Years to 26 Years"
      },
      "enrollment_count": 1499,
      "start_date": "2012-07",
      "completion_date": "2020-07-20",
      "has_results": true,
      "last_update_posted_date": "2021-10-27",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 5,
      "location_summary": "Birmingham, Alabama • Duarte, California • Atlanta, Georgia + 2 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01492582"
    },
    {
      "nct_id": "NCT03083249",
      "title": "Gardasil Knowledge",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HPV"
      ],
      "interventions": [
        {
          "name": "Gardasil",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Sarah Hostetter, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 26 Years · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2017-02-01",
      "completion_date": "2018-06-01",
      "has_results": false,
      "last_update_posted_date": "2018-06-06",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03083249"
    },
    {
      "nct_id": "NCT01092195",
      "title": "Gardasil Vaccination in Post Stem Cell Transplant Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Gardasil Vaccine",
        "Stem Cell Transplant",
        "Immunogenicity"
      ],
      "interventions": [
        {
          "name": "Gardasil",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 64,
      "start_date": "2010-06-02",
      "completion_date": "2016-07-19",
      "has_results": true,
      "last_update_posted_date": "2019-08-06",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01092195"
    },
    {
      "nct_id": "NCT01432574",
      "title": "Study of Gardasil in Mid-Adult Males (MAM)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Human Papillomavirus"
      ],
      "interventions": [
        {
          "name": "Gardasil",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "27 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "27 Years to 45 Years · Male only"
      },
      "enrollment_count": 150,
      "start_date": "2013-02-19",
      "completion_date": "2020-11-03",
      "has_results": true,
      "last_update_posted_date": "2021-09-16",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01432574"
    },
    {
      "nct_id": "NCT00941889",
      "title": "The Effect of HPV Vaccination on Recurrence Rates in HIV Patients With Condylomata",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Positive",
        "Anal Condylomata",
        "Anal Warts",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Saline",
          "type": "DRUG"
        },
        {
          "name": "Quadrivalent Human Papillomavirus (Types 6,11,16,18) Recombinant Vaccine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2007-07",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2016-07-25",
      "last_synced_at": "2026-10-02T04:49:34.121Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00941889"
    }
  ]
}