{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Denileukin+Diftitox",
    "query": {
      "intervention": "Denileukin Diftitox"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 45,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Denileukin+Diftitox&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-14T12:43:45.810Z",
  "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": "NCT00801918",
      "title": "Denileukine Diftitox for Relapsed ALCL",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anaplastic Large-Cell Lymphoma"
      ],
      "interventions": [
        {
          "name": "Denileukin Diftitox",
          "type": "DRUG"
        },
        {
          "name": "Denileukin diftitox, ifosfamide, cyclophosphamide, etoposide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "2 Years to 24 Years"
      },
      "enrollment_count": 0,
      "start_date": "2008-12",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2013-05-15",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00801918"
    },
    {
      "nct_id": "NCT05200559",
      "title": "T-regulatory Cell Depletion With E7777 Combined With Pembrolizumab in Recurrent or Metastatic Solid Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Epithelial Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "E7777",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alexander B Olawaiye, MD",
      "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": 25,
      "start_date": "2022-09-30",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05200559"
    },
    {
      "nct_id": "NCT00460109",
      "title": "Rituximab and Denileukin Diftitox in Treating Patients With Previously Untreated Stage III or Stage IV Follicular B-Cell Non-Hodgkin's Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "denileukin diftitox",
          "type": "BIOLOGICAL"
        },
        {
          "name": "rituximab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2008-04",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2017-04-18",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 165,
      "location_summary": "Scottsdale, Arizona • Aurora, Colorado • Boulder, Colorado + 104 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00460109"
    },
    {
      "nct_id": "NCT00254332",
      "title": "Effect of Denileukin Diftitox on Immune System in CTCL Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cutaneous T-cell Lymphoma",
        "Sezary Syndrome",
        "Mycosis Fungoides"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2005-11",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2015-03-25",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00254332"
    },
    {
      "nct_id": "NCT01106950",
      "title": "Haploidentical Natural Killer Cells to Treat Refractory or Relapsed Acute Myelogenous Leukemia (AML)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia, Myelogenous, Acute"
      ],
      "interventions": [
        {
          "name": "Natural Killer Cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Denileukin diftitox",
          "type": "DRUG"
        },
        {
          "name": "Donor lymphapheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "IL-2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2010-07",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01106950"
    },
    {
      "nct_id": "NCT00278369",
      "title": "Pilot Study of Denileukin Diftitox Plus High-Dose IL-2 for Patients With Metastatic Renal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Kidney Cancer"
      ],
      "interventions": [
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "denileukin diftitox",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2005-04",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2013-05-22",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00278369"
    },
    {
      "nct_id": "NCT02694770",
      "title": "A Study Evaluating the Efficacy and Safety of Neihulizumab vs \"Conventional Treatment\" to Treat Sr-aGvHD",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Steroid-refractory aGvHD Subsequent to Allogeneic Hematopoietic Cell Transplantation"
      ],
      "interventions": [
        {
          "name": "Neihulizumab Treatment",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Conventional Treatment",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "AbGenomics B.V Taiwan Branch",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2016-07",
      "completion_date": "2018-02",
      "has_results": false,
      "last_update_posted_date": "2016-04-25",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 2,
      "location_summary": "Houston, Texas • Seattle, Washington",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02694770"
    },
    {
      "nct_id": "NCT00493129",
      "title": "Ontak (Denileukin Diftitox) in Patients With Systemic Mastocytosis (SM)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia",
        "Systemic Mastocytosis"
      ],
      "interventions": [
        {
          "name": "Ontak (Denileukin Diftitox)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 8,
      "start_date": "2004-07",
      "completion_date": "2007-08",
      "has_results": false,
      "last_update_posted_date": "2012-02-08",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00493129"
    },
    {
      "nct_id": "NCT00880360",
      "title": "A Trial of Intravenous Denileukin Diftitox in Stage III or IV Ovarian Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Epithelial Ovarian Cancer",
        "Extraovarian Peritoneal Cancer",
        "Fallopian Tube Carcinoma"
      ],
      "interventions": [
        {
          "name": "Ontak",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "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": 19,
      "start_date": "2007-02",
      "completion_date": "2010-04",
      "has_results": true,
      "last_update_posted_date": "2018-03-27",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00880360"
    },
    {
      "nct_id": "NCT00515528",
      "title": "Vaccination Plus Ontak in Patients With Metastatic Melanoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "4-peptide melanoma vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ontak",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2007-04-23",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2021-01-26",
      "last_synced_at": "2026-09-14T12:43:45.810Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00515528"
    }
  ]
}