{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=9-valent+HPV+vaccine",
    "query": {
      "intervention": "9-valent HPV vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=9-valent+HPV+vaccine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T13:15:44.128Z",
  "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": "NCT02864147",
      "title": "Treatment of High-Grade Pre-Neoplastic Cervical Lesions (CIN 2/3)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cervical Intraepithelial Neoplasia",
        "Cervical Dysplasia"
      ],
      "interventions": [
        {
          "name": "9-valent HPV vaccine",
          "type": "DRUG"
        },
        {
          "name": "Imiquimod",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 134,
      "start_date": "2016-07",
      "completion_date": "2022-11-22",
      "has_results": true,
      "last_update_posted_date": "2024-05-02",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02864147"
    },
    {
      "nct_id": "NCT07339163",
      "title": "Efficacy of Booster Injection With Gardasil-9 Vaccine on Intersurgical Interval* for Adults With Recurrent Respiratory Papillomatosis*",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Respiratory Papillomatosis (RRP)"
      ],
      "interventions": [
        {
          "name": "GARDASIL®9 (Human Papillomavirus 9-valent Vaccine, Recombinant)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-04-01",
      "completion_date": "2035-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07339163"
    },
    {
      "nct_id": "NCT04274153",
      "title": "HPV Vaccination Study in Postpartum Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "HPV",
        "Immunization",
        "Human Papilloma Virus"
      ],
      "interventions": [
        {
          "name": "Gardasil9",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "15 Years to 45 Years · Female only"
      },
      "enrollment_count": 225,
      "start_date": "2020-08-03",
      "completion_date": "2023-02-01",
      "has_results": true,
      "last_update_posted_date": "2023-08-29",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04274153"
    },
    {
      "nct_id": "NCT06686043",
      "title": "HPV Vaccine, Imiquimod, and Metformin Combination Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cervical Carcinoma",
        "Vaginal Carcinoma",
        "Vulvar Carcinoma",
        "HPV (Human Papillomavirus)-Associated Carcinoma"
      ],
      "interventions": [
        {
          "name": "HPV vaccine, Imiquimod, and metformin combination therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 64 Years · Female only"
      },
      "enrollment_count": 85,
      "start_date": "2024-08-23",
      "completion_date": "2028-08-23",
      "has_results": false,
      "last_update_posted_date": "2024-11-13",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06686043"
    },
    {
      "nct_id": "NCT05625633",
      "title": "Human Papillomavirus (HPV) Vaccination vs. Placebo for the Treatment of Refractory Cutaneous Warts",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Warts"
      ],
      "interventions": [
        {
          "name": "Human Papillomavirus 9-valent Vaccine, Recombinant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Western Institute for Veterans Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2024-03-25",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2024-04-05",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 2,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05625633"
    },
    {
      "nct_id": "NCT03051516",
      "title": "HPV Vaccine Therapy in Interrupting Progression in Patients With High-Grade Vulvar or Anal Lesions",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "High Grade Anal Canal Intraepithelial Neoplasia",
        "High Grade Vulvar Squamous Intraepithelial Lesion"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Placebo Administration",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Recombinant Human Papillomavirus Nonavalent Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "27 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "27 Years to 69 Years"
      },
      "enrollment_count": 188,
      "start_date": "2017-08-01",
      "completion_date": "2022-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-02-28",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Seattle, Washington",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03051516"
    },
    {
      "nct_id": "NCT00798265",
      "title": "A Phase I Study of Quadrivalent Human Papilloma Virus (HPV) (Types 6, 11, 16, 18) Recombinant Vaccine in HIV-Infected and HIV-Negative Pre-Adolescents, Adolescents, and Young Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Human Immunodeficiency Virus",
        "Human Papillomavirus- 6, 11, 16, 18",
        "Adolescent",
        "Papillomavirus Vaccines"
      ],
      "interventions": [
        {
          "name": "Gardasil",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Survey",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "BEHAVIORAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "12 Years to 26 Years"
      },
      "enrollment_count": 26,
      "start_date": "2009-06-29",
      "completion_date": "2013-02-04",
      "has_results": true,
      "last_update_posted_date": "2024-11-20",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00798265"
    },
    {
      "nct_id": "NCT05031078",
      "title": "Assessing Durable Antibody Response to HPV Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "HPV"
      ],
      "interventions": [
        {
          "name": "Gardasil-9",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Lidocaine injections",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 17,
      "start_date": "2021-12-21",
      "completion_date": "2026-03-26",
      "has_results": true,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05031078"
    },
    {
      "nct_id": "NCT03023631",
      "title": "Gardasil 9 Vaccine in Preventing HPV Infection in Patients With Hematologic Malignancies Undergoing Donor Stem Cell Transplant",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allogeneic Hematopoietic Stem Cell Transplant Recipient",
        "Hematopoietic and Lymphoid Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "Recombinant Human Papillomavirus Nonavalent Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2017-04-23",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03023631"
    },
    {
      "nct_id": "NCT05329961",
      "title": "Immunogenicity of the 9vHPV Vaccination 2-dose Regimen Among Children 4 to 8 Years Old",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Human Papilloma Virus"
      ],
      "interventions": [
        {
          "name": "Gardasil9",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "4 Years to 8 Years"
      },
      "enrollment_count": 155,
      "start_date": "2022-09-26",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-09-29T13:15:44.128Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05329961"
    }
  ]
}