{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Anal+High-grade+Squamous+Intraepithelial+Lesion",
    "query": {
      "condition": "Anal High-grade Squamous Intraepithelial Lesion"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 28,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Anal+High-grade+Squamous+Intraepithelial+Lesion&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T03:36:36.638Z",
  "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": "NCT00501306",
      "title": "Assessing Drivers and Barriers to Follow-Up Screening for Anal Cancer in Men Who Have Sex With Men",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anal Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Laser Surgery Care",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "MALE",
        "summary": "18 Years to 85 Years · Male only"
      },
      "enrollment_count": 195,
      "start_date": "2007-06",
      "completion_date": "2008-05",
      "has_results": false,
      "last_update_posted_date": "2011-06-23",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00501306"
    },
    {
      "nct_id": "NCT06233331",
      "title": "Use of ACU-D1 in HPV Associated Vulvar and Perianal Lesions in People With HIV",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Human Papilloma Virus",
        "Human Immunodeficiency Virus",
        "Anal Intraepithelial Neoplasia",
        "High-Grade Squamous Intraepithelial Lesions"
      ],
      "interventions": [
        {
          "name": "Dose Level 1 ACU-D1 ointment",
          "type": "DRUG"
        },
        {
          "name": "Dose Level 2 ACU-D1 ointment",
          "type": "DRUG"
        },
        {
          "name": "Dose Level 3 ACU-D1 ointment",
          "type": "DRUG"
        },
        {
          "name": "Vulvar/ Perianal Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2026-06",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06233331"
    },
    {
      "nct_id": "NCT04563754",
      "title": "The Effectiveness of High Resolution Microendoscopy for People Living With HIV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anal High Grade Squamous Intraepithelial Lesion"
      ],
      "interventions": [
        {
          "name": "mHRME (Mobile High resolution microendoscope)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Proflavine Hemisulfate",
          "type": "DRUG"
        },
        {
          "name": "High resolution anoscopy",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 163,
      "start_date": "2019-07-30",
      "completion_date": "2025-03-28",
      "has_results": true,
      "last_update_posted_date": "2025-04-23",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 3,
      "location_summary": "New York, New York • Houston, Texas",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04563754"
    },
    {
      "nct_id": "NCT00695422",
      "title": "Detecting Anal and Genital Human Papillomavirus Infection and Squamous Intraepithelial Lesions in HIV-Positive Patients Enrolled in AIDS Cancer Clinical Trials",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aids-related Malignancies",
        "Lymphoma",
        "Precancerous Condition",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "cytology specimen collection procedure",
          "type": "OTHER"
        },
        {
          "name": "histological technique",
          "type": "OTHER"
        },
        {
          "name": "colposcopic biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "AIDS Malignancy Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2008-05-14",
      "completion_date": "2017-04-19",
      "has_results": false,
      "last_update_posted_date": "2020-08-10",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 10,
      "location_summary": "La Jolla, California • Los Angeles, California • San Francisco, California + 5 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00695422"
    },
    {
      "nct_id": "NCT04276935",
      "title": "Development of a Health-Related Symptom Index for Participants With and Either Treated or Monitored for Anal High-Grade Squamous Intraepithelial Lesions",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "High Grade Anal Canal Squamous Intraepithelial Neoplasia",
        "Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "AIDS Malignancy Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2018-11-06",
      "completion_date": "2020-03-01",
      "has_results": true,
      "last_update_posted_date": "2025-03-07",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 4,
      "location_summary": "San Francisco, California • Miami, Florida • Chicago, Illinois + 1 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04276935"
    },
    {
      "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": "2026-07-22T03:36:36.638Z",
      "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": "NCT01164722",
      "title": "Infrared Coagulator Ablation or Observation in Preventing Anal Cancer in HIV-Positive Patients With Anal Neoplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anal Cancer",
        "Neoplasm of Uncertain Malignant Potential",
        "Nonneoplastic Condition",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "clinical observation",
          "type": "OTHER"
        },
        {
          "name": "infrared photocoagulation therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "AIDS Malignancy Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "27 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "27 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2011-04",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2020-08-04",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 7,
      "location_summary": "Los Angeles, California • San Francisco, California • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01164722"
    },
    {
      "nct_id": "NCT00622440",
      "title": "Treatment of Anal High-grade Squamous Intraepithelial Lesions (HSIL) Through Use of a Chinese Herbal Topical Cream",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anus Neoplasms"
      ],
      "interventions": [
        {
          "name": "AIJP (Arnebia Indigo Jade Pearl)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 70,
      "start_date": "2008-05-14",
      "completion_date": "2012-12-12",
      "has_results": true,
      "last_update_posted_date": "2020-04-24",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00622440"
    },
    {
      "nct_id": "NCT02059499",
      "title": "Imiquimod, Fluorouracil, or Observation in Treating HIV-Positive Patients With High-Grade Anal Squamous Skin Lesions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anal Intraepithelial Neoplasia",
        "High-grade Squamous Intraepithelial Lesion",
        "HIV Infection"
      ],
      "interventions": [
        {
          "name": "imiquimod",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "AIDS Malignancy Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2015-12-28",
      "completion_date": "2024-05-02",
      "has_results": true,
      "last_update_posted_date": "2025-07-23",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • San Francisco, California • Atlanta, Georgia + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02059499"
    },
    {
      "nct_id": "NCT00066430",
      "title": "Infrared Coagulation in Preventing Anal Cancer in Patients With HIV Who Have Anal Neoplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anal Cancer",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "infrared photocoagulation therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Infrared Coagulator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "AIDS Malignancy Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2003-09",
      "completion_date": "2006-04",
      "has_results": false,
      "last_update_posted_date": "2014-09-17",
      "last_synced_at": "2026-07-22T03:36:36.638Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • New York, New York",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00066430"
    }
  ]
}