{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=BL22+immunotoxin",
    "query": {
      "intervention": "BL22 immunotoxin"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T10:49:32.197Z",
  "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": "NCT00024115",
      "title": "BL22 Immunotoxin in Treating Patients With Non-Hodgkin's Lymphoma or Chronic Lymphocytic Leukemia",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "BL22 immunotoxin",
          "type": "DRUG"
        },
        {
          "name": "antibody therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "biological response modifier therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "immunotoxin therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 0,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-04-28",
      "last_synced_at": "2026-09-03T10:49:32.197Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00024115"
    },
    {
      "nct_id": "NCT00074048",
      "title": "BL22 Immunotoxin in Treating Patients Previously Treated With Cladribine for Hairy Cell Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "BL22",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2003-10",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2010-06-22",
      "last_synced_at": "2026-09-03T10:49:32.197Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00074048"
    },
    {
      "nct_id": "NCT00077493",
      "title": "BL22 Immunotoxin In Treating Young Patients With Relapsed or Refractory Acute Lymphoblastic Leukemia or Non-Hodgkin's Lymphoma",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "BL22 immunotoxin",
          "type": "DRUG"
        },
        {
          "name": "antibody-drug conjugate therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "immunotoxin therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "monoclonal antibody therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "6 Months to 24 Years"
      },
      "enrollment_count": 95,
      "start_date": "2004-01",
      "completion_date": "2008-10",
      "has_results": false,
      "last_update_posted_date": "2007-12-28",
      "last_synced_at": "2026-09-03T10:49:32.197Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00077493"
    },
    {
      "nct_id": "NCT00924040",
      "title": "Retreatment Protocol for BL22 Immunotherapy in Relapsed or Refractory Hairy Cell Leukemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hairy Cell Leukemia"
      ],
      "interventions": [
        {
          "name": "BL22 (CAT-3888)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 1,
      "start_date": "2009-02",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2015-10-29",
      "last_synced_at": "2026-09-03T10:49:32.197Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00924040"
    },
    {
      "nct_id": "NCT00126646",
      "title": "BL22 Immunotoxin in Treating Patients With Refractory Chronic Lymphocytic Leukemia, Prolymphocytic Leukemia, or Non-Hodgkin's Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "BL22 immunotoxin",
          "type": "DRUG"
        },
        {
          "name": "antibody-drug conjugate therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "immunotoxin therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2005-06",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2010-06-22",
      "last_synced_at": "2026-09-03T10:49:32.197Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00126646"
    },
    {
      "nct_id": "NCT00021983",
      "title": "Immunotoxin Therapy in Treating Patients With Hairy Cell Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "BL22 immunotoxin",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "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": "1998-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-04-29",
      "last_synced_at": "2026-09-03T10:49:32.197Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00021983"
    }
  ]
}