{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Lymphocytic+Leukemia+%28CLL%29+-+Refractory&page=7",
    "query": {
      "condition": "Chronic Lymphocytic Leukemia (CLL) - Refractory",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "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=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Lymphocytic+Leukemia+%28CLL%29+-+Refractory&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T11:49:07.559Z",
  "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": "NCT00980395",
      "title": "Bortezomib, Cladribine, and Rituximab in Treating Patients With Advanced Mantle Cell Lymphoma or Indolent Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma",
        "Mantle Cell Lymphoma",
        "Indolent Lymphoma",
        "SLL"
      ],
      "interventions": [
        {
          "name": "rituximab",
          "type": "DRUG"
        },
        {
          "name": "bortezomib",
          "type": "DRUG"
        },
        {
          "name": "cladribine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "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": "2009-07-07",
      "completion_date": "2018-08-14",
      "has_results": true,
      "last_update_posted_date": "2019-12-30",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00980395"
    },
    {
      "nct_id": "NCT01239875",
      "title": "Vaccine Therapy With or Without Cryosurgery in Treating Patients With Residual, Relapsed, or Refractory B-Cell Non-Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Cutaneous B-cell Non-Hodgkin Lymphoma",
        "Extranodal Marginal Zone B-cell Lymphoma of Mucosa-associated Lymphoid Tissue",
        "Nodal Marginal Zone B-cell Lymphoma",
        "Adult Diffuse Mixed Cell Lymphoma",
        "Adult Diffuse Small Cleaved Cell Lymphoma",
        "Adult Grade III Lymphomatoid Granulomatosis",
        "Adult Immunoblastic Large Cell Lymphoma",
        "Adult Lymphoblastic Lymphoma",
        "Grade 1 Follicular Lymphoma",
        "Grade 2 Follicular Lymphoma",
        "Grade 3 Follicular Lymphoma",
        "Mantle Cell Lymphoma",
        "Marginal Zone Lymphoma",
        "Small Lymphocytic Lymphoma",
        "Splenic Marginal Zone Lymphoma",
        "Waldenstrom Macroglobulinemia With Nodal Disease"
      ],
      "interventions": [
        {
          "name": "dendritic cell vaccine therapy",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cryotherapy",
          "type": "PROCEDURE"
        },
        {
          "name": "pneumococcal polyvalent vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "immunoenzyme technique",
          "type": "OTHER"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "autologous dendritic cell-tumor fusion vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 16,
      "start_date": "2010-11",
      "completion_date": "2019-07-17",
      "has_results": false,
      "last_update_posted_date": "2020-01-14",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01239875"
    },
    {
      "nct_id": "NCT01995669",
      "title": "Lenalidomide and Obinutuzumab in Treating Patients With Relapsed Indolent Non-Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Grade 3a Follicular Lymphoma",
        "Recurrent Follicular Lymphoma",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Follicular Lymphoma",
        "Refractory Marginal Zone Lymphoma",
        "Refractory Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Obinutuzumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "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": 66,
      "start_date": "2014-05-27",
      "completion_date": "2023-01-23",
      "has_results": true,
      "last_update_posted_date": "2025-06-24",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01995669"
    },
    {
      "nct_id": "NCT00108108",
      "title": "Dose-finding Trial of HCD122 in Patients With Chronic Lymphocytic Leukemia (CLL) That is Relapsed or Non-responsive to Prior Fludaribine Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "HCD122",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2005-04",
      "completion_date": "2008-06",
      "has_results": false,
      "last_update_posted_date": "2012-10-01",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 5,
      "location_summary": "La Jolla, California • Beech Grove, Indiana • Baltimore, Maryland + 2 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Beech Grove",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00108108"
    },
    {
      "nct_id": "NCT00452374",
      "title": "Oxaliplatin, Fludarabine, Cytarabine and Rituximab in Richter's Syndrome, Refractory CLL and PLL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 48,
      "start_date": "2004-11",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2011-11-02",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 2,
      "location_summary": "La Jolla, California • Boston, Massachusetts",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00452374"
    },
    {
      "nct_id": "NCT01076270",
      "title": "Plerixafor and Filgrastim For Mobilization of Donor Peripheral Blood Stem Cells Before A Donor Peripheral Blood Stem Cell Transplant in Treating Patients With Hematologic Malignancies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia",
        "Adult Acute Lymphoblastic Leukemia in Remission",
        "Adult Acute Myeloid Leukemia in Remission",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "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)",
        "Atypical Chronic Myeloid Leukemia, BCR-ABL Negative",
        "Blastic Phase Chronic Myelogenous Leukemia",
        "Chronic Phase Chronic Myelogenous Leukemia",
        "de Novo Myelodysplastic Syndromes",
        "Extranodal Marginal Zone B-cell Lymphoma of Mucosa-associated Lymphoid Tissue",
        "Myelodysplastic/Myeloproliferative Neoplasm, Unclassifiable",
        "Nodal Marginal Zone B-cell Lymphoma",
        "Noncontiguous Stage II Adult Burkitt Lymphoma",
        "Noncontiguous Stage II Adult Diffuse Large Cell Lymphoma",
        "Noncontiguous Stage II Adult Diffuse Mixed Cell Lymphoma",
        "Noncontiguous Stage II Adult Diffuse Small Cleaved Cell Lymphoma",
        "Noncontiguous Stage II Adult Immunoblastic Large Cell Lymphoma",
        "Noncontiguous Stage II Adult Lymphoblastic Lymphoma",
        "Noncontiguous Stage II Grade 1 Follicular Lymphoma",
        "Noncontiguous Stage II Grade 2 Follicular Lymphoma",
        "Noncontiguous Stage II Grade 3 Follicular Lymphoma",
        "Noncontiguous Stage II Mantle Cell Lymphoma",
        "Noncontiguous Stage II Marginal Zone Lymphoma",
        "Noncontiguous Stage II Small Lymphocytic Lymphoma",
        "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 Hodgkin Lymphoma",
        "Recurrent Adult Immunoblastic Large Cell Lymphoma",
        "Recurrent Adult Lymphoblastic 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",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Hairy Cell Leukemia",
        "Refractory Multiple Myeloma",
        "Relapsing Chronic Myelogenous Leukemia",
        "Secondary Acute Myeloid Leukemia",
        "Secondary Myelodysplastic Syndromes",
        "Splenic Marginal Zone Lymphoma",
        "Stage I Multiple Myeloma",
        "Stage II Multiple Myeloma",
        "Stage III Adult Burkitt Lymphoma",
        "Stage III Adult Diffuse Large Cell Lymphoma",
        "Stage III Adult Diffuse Mixed Cell Lymphoma",
        "Stage III Adult Diffuse Small Cleaved Cell Lymphoma",
        "Stage III Adult Hodgkin Lymphoma",
        "Stage III Adult Immunoblastic Large Cell Lymphoma",
        "Stage III Adult Lymphoblastic Lymphoma",
        "Stage III Chronic Lymphocytic Leukemia",
        "Stage III Grade 1 Follicular Lymphoma",
        "Stage III Grade 2 Follicular Lymphoma",
        "Stage III Grade 3 Follicular Lymphoma",
        "Stage III Mantle Cell Lymphoma",
        "Stage III Marginal Zone Lymphoma",
        "Stage III Multiple Myeloma",
        "Stage III Small Lymphocytic Lymphoma",
        "Stage IV Adult Burkitt Lymphoma",
        "Stage IV Adult Diffuse Large Cell Lymphoma",
        "Stage IV Adult Diffuse Mixed Cell Lymphoma",
        "Stage IV Adult Diffuse Small Cleaved Cell Lymphoma",
        "Stage IV Adult Hodgkin Lymphoma",
        "Stage IV Adult Immunoblastic Large Cell Lymphoma",
        "Stage IV Adult Lymphoblastic Lymphoma",
        "Stage IV Chronic Lymphocytic Leukemia",
        "Stage IV Grade 1 Follicular Lymphoma",
        "Stage IV Grade 2 Follicular Lymphoma",
        "Stage IV Grade 3 Follicular Lymphoma",
        "Stage IV Mantle Cell Lymphoma",
        "Stage IV Marginal Zone Lymphoma",
        "Stage IV Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "plerixafor",
          "type": "DRUG"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1,
      "start_date": "2010-06",
      "completion_date": "2011-02",
      "has_results": true,
      "last_update_posted_date": "2017-06-28",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01076270"
    },
    {
      "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": "2026-10-14T11:49:07.559Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00126646"
    },
    {
      "nct_id": "NCT00006097",
      "title": "Chemotherapy in Treating Patients With Chronic Lymphocytic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "CC-1088",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston 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": null,
      "start_date": "1999-08",
      "completion_date": "2005-07",
      "has_results": false,
      "last_update_posted_date": "2010-09-22",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006097"
    },
    {
      "nct_id": "NCT05362773",
      "title": "A Study of MGD024 in Patients With Relapsed or Refractory Hematologic Malignancies",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia, Acute Myeloid",
        "Myelodysplastic Syndromes",
        "Classical Hodgkin Lymphoma",
        "Leukemia, B-cell",
        "Leukemia, Hairy Cell",
        "Mastocytosis, Aggressive Systemic",
        "Blastic Plasmacytoid Dendritic Cell Neoplasm",
        "Chronic Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "MGD024",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "MacroGenics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 130,
      "start_date": "2022-07-13",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 7,
      "location_summary": "Denver, Colorado • Baltimore, Maryland • Boston, Massachusetts + 4 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05362773"
    },
    {
      "nct_id": "NCT01139151",
      "title": "4'-Thio-araC (Thiarabine) in Advanced Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "3 Day Thiarabine",
          "type": "DRUG"
        },
        {
          "name": "5 Day Thiarabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson 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": 31,
      "start_date": "2010-08",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2014-06-17",
      "last_synced_at": "2026-10-14T11:49:07.559Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01139151"
    }
  ]
}