{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Lymphocytic+Leukemia+%28CLL%29+-+Refractory&page=29",
    "query": {
      "condition": "Chronic Lymphocytic Leukemia (CLL) - Refractory",
      "page": 29
    },
    "page_size": 10
  },
  "pagination": {
    "page": 29,
    "page_size": 10,
    "total_count": 802,
    "total_pages": 81,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Lymphocytic+Leukemia+%28CLL%29+-+Refractory&page=30&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Lymphocytic+Leukemia+%28CLL%29+-+Refractory&page=28&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T18:15:43.125Z",
  "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": "NCT00697684",
      "title": "Reduced Intensity Conditioning With Clofarabine, Antithymocyte Globulin (ATG), Total Lymphoid Irradiation (TLI) Followed by Allogeneic Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acute Myeloid Leukemia",
        "Myelodysplastic Syndrome",
        "Acute Lymphocytic Leukemia",
        "Relapsed/Refractory Chronic Lymphocytic Leukemia",
        "Relapsed/Refractory Non Hodgkin's Lymphoma",
        "Hodgkins Disease",
        "Relapsed Refractory Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Antithymocyte Globulin",
          "type": "DRUG"
        },
        {
          "name": "Clofarabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 29,
      "start_date": "2008-06",
      "completion_date": "2023-11",
      "has_results": false,
      "last_update_posted_date": "2023-11-28",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00697684"
    },
    {
      "nct_id": "NCT00004132",
      "title": "Growth Factor to Prevent Oral Mucositis in Patients With Hematologic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Drug/Agent Toxicity by Tissue/Organ",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Oral Complications",
        "Radiation Toxicity"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "palifermin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": null,
      "start_date": "2000-01",
      "completion_date": "2004-05",
      "has_results": false,
      "last_update_posted_date": "2013-06-26",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004132"
    },
    {
      "nct_id": "NCT00951626",
      "title": "A Standardized Nursing Intervention Protocol for HCT Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Psychosocial Effects of Cancer and Its Treatment",
        "Therapy-related Toxicity"
      ],
      "interventions": [
        {
          "name": "exercise intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "telephone-based intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "dietary intervention",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "educational intervention",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "assessment of therapy complications",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "standard follow-up care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIETARY_SUPPLEMENT",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope 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": 282,
      "start_date": "2005-09",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00951626"
    },
    {
      "nct_id": "NCT02296918",
      "title": "Acalabrutinib in Combination With Anti-CD20 and Venetoclax in Relapsed/Refractory or Untreated CLL/SLL/PLL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma",
        "Prolymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "acalabrutinib",
          "type": "DRUG"
        },
        {
          "name": "Obinutuzumab",
          "type": "DRUG"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Acerta Pharma BV",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2014-12-22",
      "completion_date": "2025-10-22",
      "has_results": false,
      "last_update_posted_date": "2025-12-19",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02296918"
    },
    {
      "nct_id": "NCT01181258",
      "title": "Penostatin, Rituximab and Ontak and Allogeneic Natural Killer (NK) Cells for Refractory Lymphoid Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Non-Hodgkin Lymphoma",
        "Chronic Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Interleukin-2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Natural killer cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 16,
      "start_date": "2010-08",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2018-02-06",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181258"
    },
    {
      "nct_id": "NCT01164163",
      "title": "INCB18424 in Treating Young Patients With Relapsed or Refractory Solid Tumor, Leukemia, or Myeloproliferative Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "ruxolitinib phosphate",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "1 Year to 21 Years"
      },
      "enrollment_count": 49,
      "start_date": "2010-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-10-23",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Orange, California • San Francisco, California + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01164163"
    },
    {
      "nct_id": "NCT00077558",
      "title": "3-AP Followed By Fludarabine In Treating Patients With Relapsed or Refractory Acute or Chronic Leukemia or High-Risk Myelodysplastic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Diseases"
      ],
      "interventions": [
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "triapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2004-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-03-10",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia • Baltimore, Maryland • Houston, Texas",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00077558"
    },
    {
      "nct_id": "NCT00003408",
      "title": "Biological Therapy Following Chemotherapy and Peripheral Stem Cell Transplantation in Treating Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Chronic Myeloproliferative Disorders",
        "Gestational Trophoblastic Tumor",
        "Kidney Cancer",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Sarcoma",
        "Testicular Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "recombinant interferon alfa",
          "type": "BIOLOGICAL"
        },
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Cancer Treatment Centers of America",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 40,
      "start_date": "1998-04",
      "completion_date": "2000-03",
      "has_results": false,
      "last_update_posted_date": "2013-03-26",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 1,
      "location_summary": "Zion, Illinois",
      "locations": [
        {
          "city": "Zion",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003408"
    },
    {
      "nct_id": "NCT00006379",
      "title": "Non-Ablative Allo HSCT For Hematologic Malignancies or SAA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Diseases",
        "Precancerous/Nonmalignant Condition",
        "Small Intestine Cancer"
      ],
      "interventions": [
        {
          "name": "anti-thymocyte globulin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "graft-versus-tumor induction therapy",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "Up to 70 Years"
      },
      "enrollment_count": 58,
      "start_date": "2000-06",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2011-12-08",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006379"
    },
    {
      "nct_id": "NCT00457860",
      "title": "Safety Study of CAT-8015 Immunotoxin in Patients With CLL, PLL or SLL With Advance Disease",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "Immunotoxin therapy",
          "type": "DRUG"
        },
        {
          "name": "CAT-8015 immunotoxin",
          "type": "DRUG"
        },
        {
          "name": "Biological therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Cambridge Antibody Technology",
      "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": "2007-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-04-17",
      "last_synced_at": "2026-10-15T18:15:43.125Z",
      "location_count": 3,
      "location_summary": "Beverly Hills, California • Indianapolis, Indiana • Bethesda, Maryland",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00457860"
    }
  ]
}