{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Relapsed+Acute+Lymphoblastic+Leukemia+%28ALL%29",
    "query": {
      "condition": "Relapsed Acute Lymphoblastic Leukemia (ALL)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 729,
    "total_pages": 73,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Relapsed+Acute+Lymphoblastic+Leukemia+%28ALL%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T06:05:39.623Z",
  "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": "NCT00941928",
      "title": "Haploidentical Natural Killer (NK) Cells With Epratuzumab for Relapsed Acute Lymphoblastic Leukemia (ALL)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia",
        "Pediatric Cancer"
      ],
      "interventions": [
        {
          "name": "Epratuzumab",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Mesna",
          "type": "DRUG"
        },
        {
          "name": "Infusion of NK cells",
          "type": "PROCEDURE"
        },
        {
          "name": "Interleukin-2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "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": 2,
      "start_date": "2009-07",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2014-05-22",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00941928"
    },
    {
      "nct_id": "NCT04684563",
      "title": "huCART19-IL18 in CD19+ Cancers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia",
        "Non-hodgkin Lymphoma",
        "Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "huCART19-IL18",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2021-05-06",
      "completion_date": "2036-05",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04684563"
    },
    {
      "nct_id": "NCT00003693",
      "title": "Dolastatin 10 in Treating Patients With Refractory or Relapsed Acute Leukemia, Myelodysplastic Syndrome, or Chronic Myelogenous Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "Dolastatin 10",
          "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": 30,
      "start_date": "1998-12-18",
      "completion_date": "2001-10-30",
      "has_results": false,
      "last_update_posted_date": "2018-10-25",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003693"
    },
    {
      "nct_id": "NCT04752163",
      "title": "DS-1594b With or Without Azacitidine, Venetoclax, or Mini-HCVD for the Treatment of Relapsed or Refractory Acute Myeloid Leukemia or Acute Lymphoblastic Leukemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Recurrent Acute Lymphoblastic Leukemia",
        "Recurrent Acute Myeloid Leukemia",
        "Recurrent Chronic Myelomonocytic Leukemia",
        "Recurrent Myelodysplastic Syndrome",
        "Refractory Acute Lymphoblastic Leukemia",
        "Refractory Acute Myeloid Leukemia",
        "Refractory Chronic Myelomonocytic Leukemia",
        "Refractory Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "DS-1594b",
          "type": "DRUG"
        },
        {
          "name": "Azacitidine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Mesna",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": 17,
      "start_date": "2021-03-25",
      "completion_date": "2023-11-08",
      "has_results": true,
      "last_update_posted_date": "2025-05-23",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04752163"
    },
    {
      "nct_id": "NCT00008359",
      "title": "Caspofungin Acetate Compared With Amphotericin B Liposomal in Treating Patients With Persistent Fever and Neutropenia Following Cancer Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "caspofungin acetate",
          "type": "DRUG"
        },
        {
          "name": "liposomal amphotericin B",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2000-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-18",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00008359"
    },
    {
      "nct_id": "NCT03666000",
      "title": "Dose-escalation and Dose-expansion Study of Safety of Azer-cel (PBCAR0191) in Participants With Relapsed/Refractory (r/r) Non-Hodgkin Lymphoma (NHL) and r/r B-cell Acute Lymphoblastic Leukemia (B-ALL)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-Hodgkin Lymphoma",
        "B-cell Acute Lymphoblastic Leukemia",
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Azer-cel",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "IL-2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Imugene Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 135,
      "start_date": "2019-03-11",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-02-02",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 18,
      "location_summary": "Gilbert, Arizona • Duarte, California • Tampa, Florida + 12 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03666000"
    },
    {
      "nct_id": "NCT00005802",
      "title": "Chemotherapy Followed by Donor White Blood Cells Plus Interleukin-2 in Treating Patients With Acute Myeloid or Lymphocytic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "therapeutic allogeneic lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "mitoxantrone hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "therapeutic hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": null,
      "start_date": "1999-06",
      "completion_date": "2005-03",
      "has_results": false,
      "last_update_posted_date": "2010-04-02",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005802"
    },
    {
      "nct_id": "NCT00042796",
      "title": "Decitabine in Treating Children With Relapsed or Refractory Acute Myeloid Leukemia or Acute Lymphoblastic Leukemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Childhood Acute Myeloblastic Leukemia With Maturation (M2)",
        "Childhood Acute Promyelocytic Leukemia (M3)",
        "Recurrent Childhood Acute Lymphoblastic Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Secondary Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "decitabine",
          "type": "DRUG"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 21,
      "start_date": "2002-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-23",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 1,
      "location_summary": "Arcadia, California",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00042796"
    },
    {
      "nct_id": "NCT00060021",
      "title": "Acupuncture in Treating Mucositis-Related Pain Caused by Chemotherapy in Patients Undergoing Stem Cell Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "acupuncture therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "management of therapy complications",
          "type": "PROCEDURE"
        },
        {
          "name": "pain therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2003-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-04-30",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00060021"
    },
    {
      "nct_id": "NCT03962465",
      "title": "Phase I Study of Inotuzumab With Augmented BFM Re-Induction for Patients With Relapsed/Refractory B-cell ALL",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B-cell Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Inotuzumab ozogamicin",
          "type": "DRUG"
        },
        {
          "name": "Prednisone Pill",
          "type": "DRUG"
        },
        {
          "name": "Daunorubicin",
          "type": "DRUG"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Pegaspargase",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "16 Years to 60 Years"
      },
      "enrollment_count": 36,
      "start_date": "2022-07-22",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2023-08-22",
      "last_synced_at": "2026-06-10T06:05:39.623Z",
      "location_count": 4,
      "location_summary": "Nashville, Tennessee • Charlottesville, Virginia • Richmond, Virginia + 1 more",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03962465"
    }
  ]
}