{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Richter+Transformation",
    "query": {
      "condition": "Richter Transformation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 62,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Richter+Transformation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T22:27:03.872Z",
  "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": "NCT06676033",
      "title": "Epcoritamab in Chronic Lymphocytic Leukemia and Richter Syndrome",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia, Chronic Lymphocytic",
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "epcoritamab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 5,
      "start_date": "2025-07-18",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06676033"
    },
    {
      "nct_id": "NCT05025800",
      "title": "ALX148, Rituximab and Lenalidomide for the Treatment of Indolent and Aggressive B-cell Non-Hodgkin Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Aggressive B-Cell Non-Hodgkin Lymphoma",
        "Ann Arbor Stage III Grade 2 Follicular Lymphoma",
        "Ann Arbor Stage III Grade 3 Follicular Lymphoma",
        "Ann Arbor Stage III Marginal Zone Lymphoma",
        "Ann Arbor Stage IV Grade 1 Follicular Lymphoma",
        "Ann Arbor Stage IV Grade 2 Follicular Lymphoma",
        "Ann Arbor Stage IV Grade 3 Follicular Lymphoma",
        "Ann Arbor Stage IV Marginal Zone Lymphoma",
        "Composite Lymphoma",
        "Indolent B-Cell Non-Hodgkin Lymphoma",
        "Refractory Aggressive B-Cell Non-Hodgkin Lymphoma",
        "Refractory Follicular Lymphoma",
        "Refractory Grade 3b Follicular Lymphoma",
        "Refractory High Grade B-Cell Lymphoma",
        "Refractory Mantle Cell Lymphoma",
        "Refractory Marginal Zone Lymphoma",
        "Refractory Primary Mediastinal (Thymic) Large B-Cell Lymphoma",
        "Refractory Transformed Follicular Lymphoma to Diffuse Large B-Cell Lymphoma",
        "Refractory Transformed Marginal Zone Lymphoma to Diffuse Large B-Cell Lymphoma",
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "CD47 Antagonist ALX148",
          "type": "DRUG"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        }
      ],
      "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": 47,
      "start_date": "2021-10-13",
      "completion_date": "2028-03-21",
      "has_results": false,
      "last_update_posted_date": "2026-03-20",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05025800"
    },
    {
      "nct_id": "NCT03145480",
      "title": "Study of Ibrutinib & Obinutuzumab With/Without CHOP for Richter's Transformation or Richter's Syndrome Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "Obinutuzumab",
          "type": "DRUG"
        },
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        },
        {
          "name": "CHOP",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 3,
      "start_date": "2017-06-19",
      "completion_date": "2018-09-28",
      "has_results": true,
      "last_update_posted_date": "2023-06-01",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 1,
      "location_summary": "New Hyde Park, New York",
      "locations": [
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03145480"
    },
    {
      "nct_id": "NCT02924402",
      "title": "Study to Evaluate Safety and Tolerability of XmAb13676 (Plamotamab) in Patients With CD20-expressing Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B-cell Non-Hodgkins Lymphoma",
        "Chronic Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "XmAb13676",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Xencor, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 154,
      "start_date": "2016-10",
      "completion_date": "2024-04",
      "has_results": false,
      "last_update_posted_date": "2024-11-13",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 10,
      "location_summary": "La Jolla, California • Jacksonville, Florida • Atlanta, Georgia + 7 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02924402"
    },
    {
      "nct_id": "NCT04491370",
      "title": "Autologous Stem Cell Transplant Followed by Polatuzumab Vedotin in Patients With B-cell Non-Hodgkin and Hodgkin Lymphoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "B-cell Lymphoma",
        "Burkitt Lymphoma",
        "Diffuse Large B Cell Lymphoma",
        "Follicular Lymphoma",
        "Mantle Cell Lymphoma",
        "Marginal Zone Lymphoma",
        "Transformed Non-Hodgkin Lymphoma",
        "Richter Syndrome",
        "Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Polatuzumab vedotin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York Medical College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "12 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-08-01",
      "completion_date": "2027-08-15",
      "has_results": false,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 1,
      "location_summary": "Valhalla, New York",
      "locations": [
        {
          "city": "Valhalla",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04491370"
    },
    {
      "nct_id": "NCT03778073",
      "title": "Study of Cosibelimab in Subjects With Relapsed or Refractory Lymphoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B-cell Non Hodgkin Lymphoma",
        "Richter's Transformation"
      ],
      "interventions": [
        {
          "name": "Cosibelimab",
          "type": "DRUG"
        },
        {
          "name": "Cosibelimab + Ublituximab + Bendamustine combination",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "TG Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2019-04-17",
      "completion_date": "2022-08-01",
      "has_results": false,
      "last_update_posted_date": "2022-08-22",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 9,
      "location_summary": "Huntsville, Alabama • Tucson, Arizona • Fayetteville, Arkansas + 6 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03778073"
    },
    {
      "nct_id": "NCT04771572",
      "title": "Study of Oral Administration of LP-118 in Patients With Relapsed or Refractory CLL, SLL, MDS, MDS/MPN, AML, CMML-2, MPN-BP, ALL, MF, NHL, RT, MM or T-PLL.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non Hodgkin Lymphoma",
        "Richter Transformation",
        "Multiple Myeloma",
        "T-cell-prolymphocytic Leukemia",
        "Acute Myeloid Leukemia",
        "Acute Lymphocytic Leukemia",
        "Myeodysplastic Syndrome",
        "Myelodysplastic/Myeloproliferative Neoplasm",
        "Myelofibrosis",
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma",
        "Chronic Myelomonocytic Leukemia-2",
        "Myelodysplastic Neoplasm in Blast Phase"
      ],
      "interventions": [
        {
          "name": "LP-118",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Newave Pharmaceutical Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2022-05-08",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 8,
      "location_summary": "Chicago, Illinois • Boston, Massachusetts • Chapel Hill, North Carolina + 4 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04771572"
    },
    {
      "nct_id": "NCT03121534",
      "title": "Ibrutinib, Nivolumab and Blinatumomab in Richter Transformation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematopoietic/Lymphoid Cancer",
        "Richter's Transformation"
      ],
      "interventions": [
        {
          "name": "Blinatumomab",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab",
          "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": 9,
      "start_date": "2017-06-22",
      "completion_date": "2022-02-11",
      "has_results": true,
      "last_update_posted_date": "2023-02-17",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03121534"
    },
    {
      "nct_id": "NCT05665530",
      "title": "A Study of PRT2527 as Monotherapy and in Combination With Zanubrutinib or Venetoclax in Participants With R/R Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Aggressive B-Cell Non-Hodgkin's Lymphoma (NHL)",
        "Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CLL/SLL)",
        "Mantle Cell Lymphoma (MCL)",
        "Richter's Syndrome",
        "T-cell Lymphoma",
        "Diffuse Large B-cell Lymphoma (DLBCL)",
        "Marginal Zone Lymphoma",
        "Myeloid Malignancies",
        "Acute Myeloid Leukemia (AML)",
        "Chronic Myelomonocytic Leukemia (CMML)",
        "Myelodysplastic Syndrome (MDS)",
        "MDS/Myeloproliferative Neoplasm (MPN) Overlap Syndrome"
      ],
      "interventions": [
        {
          "name": "PRT2527",
          "type": "DRUG"
        },
        {
          "name": "Zanubrutinib",
          "type": "DRUG"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Prelude Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2023-09-12",
      "completion_date": "2026-01-21",
      "has_results": false,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 5,
      "location_summary": "Duarte, California • Bethesda, Maryland • Boston, Massachusetts + 2 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05665530"
    },
    {
      "nct_id": "NCT05672173",
      "title": "Lisocabtagene Maraleucel, Nivolumab and Ibrutinib for the Treatment of Richter's Transformation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Transformed Chronic Lymphocytic Leukemia",
        "Refractory Transformed Chronic Lymphocytic Leukemia",
        "Richter Syndrome"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        },
        {
          "name": "Lisocabtagene Maraleucel",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": 20,
      "start_date": "2023-06-02",
      "completion_date": "2026-09-10",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-05-21T22:27:03.872Z",
      "location_count": 2,
      "location_summary": "Duarte, California • New York, New York",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05672173"
    }
  ]
}