{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Childhood+Acute+Lymphoblastic+Leukemia&page=11",
    "query": {
      "condition": "Refractory Childhood Acute Lymphoblastic Leukemia",
      "page": 11
    },
    "page_size": 10
  },
  "pagination": {
    "page": 11,
    "page_size": 10,
    "total_count": 251,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Childhood+Acute+Lymphoblastic+Leukemia&page=12&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Childhood+Acute+Lymphoblastic+Leukemia&page=10&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T03:19:04.472Z",
  "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": "NCT00253552",
      "title": "G-CSF-Treated Donor Bone Marrow Transplant in Treating Patients With Hematologic Disorders",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Graft Versus Host Disease",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Diseases",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "Up to 24 Years"
      },
      "enrollment_count": 4,
      "start_date": "2004-05",
      "completion_date": "2006-05",
      "has_results": false,
      "last_update_posted_date": "2012-05-28",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00253552"
    },
    {
      "nct_id": "NCT01839916",
      "title": "Donor T Cells After Donor Stem Cell Transplant in Treating Patients With Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Del(5q)",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(15;17)(q22;q12)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Adult Nasal Type Extranodal NK/T-cell Lymphoma",
        "Anaplastic Large Cell Lymphoma",
        "Angioimmunoblastic T-cell Lymphoma",
        "Blastic Phase Chronic Myelogenous Leukemia",
        "Childhood Burkitt Lymphoma",
        "Childhood Chronic Myelogenous Leukemia",
        "Childhood Diffuse Large Cell Lymphoma",
        "Childhood Immunoblastic Large Cell Lymphoma",
        "Childhood Myelodysplastic Syndromes",
        "Childhood Nasal Type Extranodal NK/T-cell Lymphoma",
        "Chronic Phase Chronic Myelogenous Leukemia",
        "Cutaneous B-cell Non-Hodgkin Lymphoma",
        "de Novo Myelodysplastic Syndromes",
        "Extranodal Marginal Zone B-cell Lymphoma of Mucosa-associated Lymphoid Tissue",
        "Hepatosplenic T-cell Lymphoma",
        "Intraocular Lymphoma",
        "Nodal Marginal Zone B-cell Lymphoma",
        "Noncutaneous Extranodal Lymphoma",
        "Peripheral T-cell Lymphoma",
        "Post-transplant Lymphoproliferative Disorder",
        "Previously Treated Myelodysplastic Syndromes",
        "Recurrent Adult Acute Lymphoblastic Leukemia",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Recurrent Adult Burkitt Lymphoma",
        "Recurrent Adult Diffuse Large Cell Lymphoma",
        "Recurrent Adult Diffuse Mixed Cell Lymphoma",
        "Recurrent Adult Diffuse Small Cleaved Cell Lymphoma",
        "Recurrent Adult Grade III Lymphomatoid Granulomatosis",
        "Recurrent Adult Hodgkin Lymphoma",
        "Recurrent Adult Immunoblastic Large Cell Lymphoma",
        "Recurrent Adult Lymphoblastic Lymphoma",
        "Recurrent Adult T-cell Leukemia/Lymphoma",
        "Recurrent Childhood Acute Lymphoblastic Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Recurrent Childhood Anaplastic Large Cell Lymphoma",
        "Recurrent Childhood Grade III Lymphomatoid Granulomatosis",
        "Recurrent Childhood Large Cell Lymphoma",
        "Recurrent Childhood Lymphoblastic Lymphoma",
        "Recurrent Childhood Small Noncleaved Cell Lymphoma",
        "Recurrent Cutaneous T-cell Non-Hodgkin Lymphoma",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma",
        "Recurrent Mantle Cell Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Mycosis Fungoides/Sezary Syndrome",
        "Recurrent Small Lymphocytic Lymphoma",
        "Recurrent/Refractory Childhood Hodgkin Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Hairy Cell Leukemia",
        "Relapsing Chronic Myelogenous Leukemia",
        "Secondary Myelodysplastic Syndromes",
        "Small Intestine Lymphoma",
        "Splenic Marginal Zone Lymphoma",
        "T-cell Large Granular Lymphocyte Leukemia",
        "Testicular Lymphoma",
        "Waldenström Macroglobulinemia"
      ],
      "interventions": [
        {
          "name": "therapeutic allogeneic lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "14 Years to 75 Years"
      },
      "enrollment_count": 77,
      "start_date": "2013-04-04",
      "completion_date": "2018-08",
      "has_results": true,
      "last_update_posted_date": "2019-08-07",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01839916"
    },
    {
      "nct_id": "NCT00005593",
      "title": "Fludarabine, Carboplatin, and Topotecan in Treating Patients With Relapsed/Refractory Acute Leukemia or Advanced Myelodysplastic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "topotecan hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "1998-09",
      "completion_date": "2003-03",
      "has_results": false,
      "last_update_posted_date": "2010-06-11",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005593"
    },
    {
      "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": "2026-10-15T03:19:04.472Z",
      "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": "NCT00462787",
      "title": "Combination Chemotherapy in Treating Young Patients With Relapsed or Refractory Acute Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "clofarabine",
          "type": "DRUG"
        },
        {
          "name": "dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "thiotepa",
          "type": "DRUG"
        },
        {
          "name": "topotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "vinorelbine tartrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "28 Years",
        "sex": "ALL",
        "summary": "Up to 28 Years"
      },
      "enrollment_count": 23,
      "start_date": "2007-04",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2013-11-14",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00462787"
    },
    {
      "nct_id": "NCT00006246",
      "title": "Busulfan in Treating Children and Adolescents With Refractory CNS Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Childhood Germ Cell Tumor",
        "Leukemia",
        "Lymphoma",
        "Metastatic Cancer",
        "Retinoblastoma",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "busulfan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pediatric Brain Tumor Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "3 Years to 21 Years"
      },
      "enrollment_count": 28,
      "start_date": "2000-11",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2009-10-07",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Washington D.C., District of Columbia • Boston, Massachusetts + 5 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006246"
    },
    {
      "nct_id": "NCT02728700",
      "title": "Sirolimus and Mycophenolate Mofetil in Preventing GVHD in Patients With Hematologic Malignancies Undergoing HSCT",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Adult Hodgkin Lymphoma",
        "Adult Myelodysplastic Syndrome",
        "Blast Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Childhood Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Childhood Hodgkin Lymphoma",
        "Childhood Myelodysplastic Syndrome",
        "Chronic Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Myelofibrosis",
        "Primary Myelofibrosis",
        "Recurrent Adult Acute Lymphoblastic Leukemia",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Recurrent Adult Non-Hodgkin Lymphoma",
        "Recurrent Childhood Acute Lymphoblastic Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Recurrent Childhood Non-Hodgkin Lymphoma",
        "Recurrent Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Refractory Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Refractory Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Allogeneic Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Mycophenolate Mofetil",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "3 Years to 30 Years"
      },
      "enrollment_count": 1,
      "start_date": "2016-02",
      "completion_date": "2018-07",
      "has_results": false,
      "last_update_posted_date": "2018-09-12",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02728700"
    },
    {
      "nct_id": "NCT00964821",
      "title": "Flu Vaccine in Preventing Influenza Infection in Healthy Volunteers and in Patients Who Have Undergone Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Nonmalignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "trivalent influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Immunoenzyme technique",
          "type": "OTHER"
        },
        {
          "name": "Laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 459,
      "start_date": "2007-01",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2017-11-07",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 2,
      "location_summary": "Duarte, California • Pasadena, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00964821"
    },
    {
      "nct_id": "NCT00003305",
      "title": "Aminopterin in Treating Patients With Refractory Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "aminopterin",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genzyme, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 75,
      "start_date": "1997-07",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2014-01-06",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 14,
      "location_summary": "Anaheim, California • Laguana Hills, California • Waterbury, Connecticut + 10 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Laguana Hills",
          "state": "California"
        },
        {
          "city": "Waterbury",
          "state": "Connecticut"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003305"
    },
    {
      "nct_id": "NCT00020111",
      "title": "Arsenic Trioxide in Treating Young Patients With Refractory Leukemia or Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "arsenic trioxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "2 Years to 21 Years"
      },
      "enrollment_count": null,
      "start_date": "2000-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-04-29",
      "last_synced_at": "2026-10-15T03:19:04.472Z",
      "location_count": 47,
      "location_summary": "Little Rock, Arkansas • Duarte, California • La Jolla, California + 38 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00020111"
    }
  ]
}