{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Richter%27s+Syndrome&page=2",
    "query": {
      "condition": "Richter's Syndrome",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Richter%27s+Syndrome&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T14:55:31.899Z",
  "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": "NCT04792489",
      "title": "DALY II USA/ MB-CART2019.1 for DLBCL",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Refractory Diffuse Large B Cell Lymphoma (DLBCL)",
        "Relapsed Diffuse Large B Cell Lymphoma",
        "High Grade B-cell Lymphoma (HGBCL)",
        "Primary Mediastinal B-cell Lymphoma (PMBCL)",
        "Transformed Lymphoma",
        "Central Nervous System Lymphoma",
        "Mantle Cell Lymphoma (MCL)",
        "Richter Transformation"
      ],
      "interventions": [
        {
          "name": "zamtocabtagene autoleucel (MB-CART2019.1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Bendamustine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Miltenyi Biomedicine GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 248,
      "start_date": "2021-05-25",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-24",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 23,
      "location_summary": "Gilbert, Arizona • Phoenix, Arizona • La Jolla, California + 19 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04792489"
    },
    {
      "nct_id": "NCT02846623",
      "title": "Atezolizumab, Obinutuzumab, and Venetoclax in Treating Patients With Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma, or Relapsed or Refractory Richter Syndrome",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia",
        "Recurrent Transformed Chronic Lymphocytic Leukemia",
        "Refractory Transformed Chronic Lymphocytic Leukemia",
        "Richter Syndrome",
        "Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Obinutuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "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": 50,
      "start_date": "2017-01-31",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02846623"
    },
    {
      "nct_id": "NCT03010358",
      "title": "Entospletinib and Obinutuzumab in Treating Patients With Relapsed Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma, or Non-Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anemia",
        "B-Cell Prolymphocytic Leukemia",
        "Grade 1 Follicular Lymphoma",
        "Grade 2 Follicular Lymphoma",
        "Grade 3a Follicular Lymphoma",
        "Hairy Cell Leukemia",
        "Lymphoplasmacytic Lymphoma",
        "Mantle Cell Lymphoma",
        "Marginal Zone Lymphoma",
        "Recurrent Chronic Lymphocytic Leukemia",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Small Lymphocytic Lymphoma",
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "Entospletinib",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Obinutuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Alexey Danilov, MD",
      "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": "2017-07-17",
      "completion_date": "2021-04-29",
      "has_results": true,
      "last_update_posted_date": "2023-08-08",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03010358"
    },
    {
      "nct_id": "NCT03205046",
      "title": "A Study of Acalabrutinib and Vistusertib in Subjects With Relapsed/Refractory B-cell Malignancies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "DLBCL",
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "acalabrutinib",
          "type": "DRUG"
        },
        {
          "name": "vistusertib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Acerta Pharma BV",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 25,
      "start_date": "2017-06-29",
      "completion_date": "2019-11-20",
      "has_results": true,
      "last_update_posted_date": "2021-01-06",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 7,
      "location_summary": "Fairway, Kansas • Bethesda, Maryland • Rochester, Minnesota + 4 more",
      "locations": [
        {
          "city": "Fairway",
          "state": "Kansas"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03205046"
    },
    {
      "nct_id": "NCT05176691",
      "title": "HMPL-760 Safety and Tolerability Study in Patients With Previously Treated CLL/SLL or NHL",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "CLL/SLL",
        "NHL",
        "MCL",
        "MZL",
        "Lymphoplasmacytic Lymphoma",
        "Waldenstrom Macroglobulinemia",
        "Follicular Lymphoma",
        "DLBCL",
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "HMPL-760",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hutchmed",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2022-02-15",
      "completion_date": "2022-11-16",
      "has_results": false,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 12,
      "location_summary": "Anaheim, California • Atlanta, Georgia • New Orleans, Louisiana + 9 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05176691"
    },
    {
      "nct_id": "NCT03833180",
      "title": "A Study of Zilovertamab Vedotin (MK-2140) (VLS-101) in Participants With Hematologic Malignancies (MK-2140-001)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia",
        "Mantle Cell Lymphoma",
        "Follicular Lymphoma",
        "Marginal Zone Lymphoma",
        "Diffuse Large B-cell Lymphoma",
        "Richter Transformation Lymphoma",
        "Burkitt Lymphoma",
        "Lymphoplasmacytoid Lymphoma",
        "T-cell Non-Hodgkin Lymphoma",
        "Acute Lymphoid Leukemia",
        "Acute Myeloid Leukemia",
        "Waldenstrom Macroglobulinemia"
      ],
      "interventions": [
        {
          "name": "Zilovertamab vedotin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VelosBio Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2019-03-14",
      "completion_date": "2023-12-18",
      "has_results": false,
      "last_update_posted_date": "2024-01-12",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 14,
      "location_summary": "Duarte, California • La Jolla, California • Los Angeles, California + 9 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03833180"
    },
    {
      "nct_id": "NCT05828589",
      "title": "A Study of BGB-21447, a Bcl-2 Inhibitor, in Mature B-Cell Malignancies",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Relapsed Non-Hodgkin Lymphoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Relapsed Chronic Lymphocytic Leukemia",
        "Refractory Chronic Lymphocytic Leukemia",
        "Relapsed Follicular Lymphoma",
        "Relapsed Marginal Zone Lymphoma",
        "Relapse Diffuse Large B Cell Lymphoma",
        "Relapsed Small Lymphocytic Lymphoma",
        "Refractory Follicular Lymphoma",
        "Refractory Marginal Zone Lymphoma",
        "Refractory Small Lymphocytic Lymphoma",
        "Richter Transformation",
        "Refractory Diffuse Large B-cell Lymphoma",
        "Transformed Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "BGB-21447",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BeOne Medicines",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 112,
      "start_date": "2023-06-20",
      "completion_date": "2026-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 7,
      "location_summary": "Washington D.C., District of Columbia • Iowa City, Iowa • Waukee, Iowa + 4 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Waukee",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05828589"
    },
    {
      "nct_id": "NCT02332980",
      "title": "Pembrolizumab Alone or With Idelalisib or Ibrutinib in Treating Patients With Relapsed or Refractory Chronic Lymphocytic Leukemia or Other Low-Grade B-Cell Non-Hodgkin Lymphomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent B-Cell Non-Hodgkin Lymphoma",
        "Recurrent Chronic Lymphocytic Leukemia",
        "Recurrent Extranodal Marginal Zone Lymphoma of Mucosa-Associated Lymphoid Tissue",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma",
        "Recurrent Lymphoplasmacytic Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Nodal Marginal Zone Lymphoma",
        "Recurrent Small Lymphocytic Lymphoma",
        "Recurrent Splenic Marginal Zone Lymphoma",
        "Recurrent Waldenstrom Macroglobulinemia",
        "Refractory B-Cell Non-Hodgkin Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Extranodal Marginal Zone Lymphoma of Mucosa-Associated Lymphoid Tissue",
        "Refractory Follicular Lymphoma",
        "Refractory Lymphoplasmacytic Lymphoma",
        "Refractory Nodal Marginal Zone Lymphoma",
        "Refractory Small Lymphocytic Lymphoma",
        "Refractory Splenic Marginal Zone Lymphoma",
        "Refractory Waldenstrom Macroglobulinemia",
        "Richter Syndrome",
        "Waldenstrom Macroglobulinemia"
      ],
      "interventions": [
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        },
        {
          "name": "Idelalisib",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2015-02-19",
      "completion_date": "2022-01-04",
      "has_results": true,
      "last_update_posted_date": "2024-01-03",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02332980"
    },
    {
      "nct_id": "NCT03479268",
      "title": "Pevonedistat and Ibrutinib in Treating Participants With Relapsed or Refractory CLL or Non-Hodgkin Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B-Cell Prolymphocytic Leukemia",
        "Recurrent Chronic Lymphocytic Leukemia",
        "Recurrent Diffuse Large B-Cell Lymphoma",
        "Recurrent Follicular Lymphoma",
        "Recurrent Lymphoplasmacytic Lymphoma",
        "Recurrent Mantle Cell Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Non-Hodgkin Lymphoma",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Diffuse Large B-Cell Lymphoma",
        "Refractory Follicular Lymphoma",
        "Refractory Lymphoplasmacytic Lymphoma",
        "Refractory Mantle Cell Lymphoma",
        "Refractory Marginal Zone Lymphoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Refractory Small Lymphocytic Lymphoma",
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pevonedistat",
          "type": "DRUG"
        },
        {
          "name": "Pharmacokinetic Study",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 18,
      "start_date": "2018-04-27",
      "completion_date": "2026-11-05",
      "has_results": false,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 2,
      "location_summary": "Duarte, California • Buffalo, New York",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03479268"
    },
    {
      "nct_id": "NCT02420912",
      "title": "Nivolumab and Ibrutinib in Treating Patients With Relapsed, Refractory, or High-Risk Untreated Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma, or Richter Transformation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Loss of Chromosome 17p",
        "Recurrent Chronic Lymphocytic Leukemia",
        "Recurrent Small Lymphocytic Lymphoma",
        "Refractory Chronic Lymphocytic Leukemia",
        "Refractory Small Lymphocytic Lymphoma",
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "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": 37,
      "start_date": "2015-06-19",
      "completion_date": "2022-02-14",
      "has_results": true,
      "last_update_posted_date": "2024-03-20",
      "last_synced_at": "2026-06-10T14:55:31.899Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02420912"
    }
  ]
}