{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Topical+5FU",
    "query": {
      "intervention": "Topical 5FU"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 22,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Topical+5FU&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T21:50:46.169Z",
  "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": "NCT03370406",
      "title": "Intralesional 5-Fluorouracil (5FU), Topical Calcipotriene Treatment for SCC",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Carcinoma, Squamous Cell"
      ],
      "interventions": [
        {
          "name": "5-fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Calcipotriene",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Melissa Pugliano-Mauro",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2018-08-03",
      "completion_date": "2027-10-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03370406"
    },
    {
      "nct_id": "NCT03727074",
      "title": "Bioequivalence Study to Compare Sol-Gel Technologies' 5-FU Cream With Efudex® (5-FU) Cream",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Actinic Keratosis (AK)"
      ],
      "interventions": [
        {
          "name": "5-FU Cream",
          "type": "DRUG"
        },
        {
          "name": "Efudex®",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sol-Gel Technologies, Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 462,
      "start_date": "2018-12-21",
      "completion_date": "2019-12-19",
      "has_results": false,
      "last_update_posted_date": "2020-03-18",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 1,
      "location_summary": "Cerritos, California",
      "locations": [
        {
          "city": "Cerritos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03727074"
    },
    {
      "nct_id": "NCT04329221",
      "title": "Immunotherapy Before Transplantation for Skin Cancer Prevention in Organ Transplant Recipients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cutaneous Squamous Cell Carcinoma",
        "Actinic Keratoses",
        "Skin Cancer",
        "Organ Transplant Recipients",
        "Immunotherapy"
      ],
      "interventions": [
        {
          "name": "Calcipotriol Only Product in Cutaneous Dose Form",
          "type": "DRUG"
        },
        {
          "name": "Vaseline",
          "type": "DRUG"
        },
        {
          "name": "Topical 5FU",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2026-01-01",
      "completion_date": "2030-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-07",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • St Louis, Missouri",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04329221"
    },
    {
      "nct_id": "NCT05699603",
      "title": "Testing the Efficacy of Topical Calcipotriene Plus 5-Fluorouracil Combination to Activate the Immune System Against Precancerous Skin Lesions in Organ Transplant Recipients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Calcipotriene",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2024-07-02",
      "completion_date": "2029-02-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-24",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 4,
      "location_summary": "Tucson, Arizona • Boston, Massachusetts • St Louis, Missouri + 1 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05699603"
    },
    {
      "nct_id": "NCT06851507",
      "title": "A Pilot Clinical Trial Comparing Topical Fluorouracil to Fluorouracil Plus Calcipotriene Field Treatments in Patients With Multiple Actinic Keratoses",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Multiple Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "Fluorouracil 5-FU",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil/Calcipotriene",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 30,
      "start_date": "2025-10-06",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06851507"
    },
    {
      "nct_id": "NCT03996252",
      "title": "Combination Topical Therapy for Treatment of Scalp Actinic Keratoses",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "Calcipotriene 0.005% Foam",
          "type": "DRUG"
        },
        {
          "name": "Efudex 5% Topical Cream",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tulane University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-07-01",
      "completion_date": "2020-06-08",
      "has_results": false,
      "last_update_posted_date": "2020-12-07",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03996252"
    },
    {
      "nct_id": "NCT00696488",
      "title": "Measuring Adherence To Topical 5-Fluorouracil in a Clinic Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Fluorouracil 0.5%",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2007-04",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2018-09-10",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00696488"
    },
    {
      "nct_id": "NCT07794059",
      "title": "5-Fluorouracil and Calcipotriene for Field Treatment of Actinic Keratoses",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "Combination field therapy with 5-fluorouracil and calcipotriene (5FU/C)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 96,
      "start_date": "2026-09",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Cleveland, Ohio",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07794059"
    },
    {
      "nct_id": "NCT02938715",
      "title": "Pilot Study of the Pragmatic Use of Mobile Phone Based Follow up of Actinic Keratoses Treated With Topical 5-fluorouracil",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "teledermatology feedback",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2016-10",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2018-01-16",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02938715"
    },
    {
      "nct_id": "NCT02616601",
      "title": "Multicenter, Double-blind, Placebo Controlled Comparing Test Fluorouracil Cream to Carac Cream in Actinic Keratosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "Generic Fluorouracil Cream",
          "type": "DRUG"
        },
        {
          "name": "Carac® (Fluorouracil) Cream",
          "type": "DRUG"
        },
        {
          "name": "Vehicle Cream",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Actavis Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 422,
      "start_date": "2015-02-27",
      "completion_date": "2015-09-17",
      "has_results": true,
      "last_update_posted_date": "2019-07-17",
      "last_synced_at": "2026-09-02T21:50:46.169Z",
      "location_count": 17,
      "location_summary": "Fremont, California • Los Angeles, California • San Diego, California + 14 more",
      "locations": [
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Newnan",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02616601"
    }
  ]
}