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Richter Syndrome

Tundra lists 18 Richter Syndrome clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.

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ACTIVE NOT RECRUITING

NCT03321643

Testing the Addition of an Immunotherapy Agent, Atezolizumab, When Given With the Usual Chemo-Immunotherapy Drug Combination (Rituximab Plus Gemcitabine and Oxaliplatin) for Relapsed/Refractory (That Has Come Back or Not Responded to Treatment) Transformed Diffuse Large B-Cell Lymphoma

This pilot phase I trial studies the side effects of atezolizumab, gemcitabine, oxaliplatin, and rituximab and to see how well they work in treating patients with transformed diffuse large B-cell lymphoma that has come back (relapsed) or does not respond to treatment (refractory). Immunotherapy with monoclonal antibodies, such as atezolizumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Drugs used in chemotherapy, such as gemcitabine and oxaliplatin, work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Rituximab is a monoclonal antibody. It binds to a protein called CD20, which is found on B cells (a type of white blood cell) and some types of cancer cells. This may help the immune system kill cancer cells. Giving atezolizumab, gemcitabine, oxaliplatin, and rituximab may work better in treating patients with transformed diffuse large B-cell lymphoma.

Gender: All

Ages: 18 Years - Any

Updated: 2026-04-09

2 states

Recurrent Diffuse Large B-Cell Lymphoma
Recurrent Transformed Non-Hodgkin Lymphoma
Refractory Diffuse Large B-Cell Lymphoma
+3
RECRUITING

NCT05388006

Acalabrutinib, Venetoclax and Durvalumab for the Treatment of Richter Transformation From Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma

This phase II trial tests whether acalabrutinib, venetoclax, and durvalumab work in treating patients with Richter transformation from chronic lymphocytic leukemia or small lymphocytic lymphoma. Richter transformation is a rare condition in which chronic lymphocytic leukemia or small lymphocytic lymphoma changes into a fast-growing type of lymphoma. Acalabrutinib may stop the growth of cancer cells by blocking some of the enzymes needed for cell growth. Venetoclax is in a class of medications called B-cell lymphoma-2 (BCL-2) inhibitors. It may stop the growth of cancer cells by blocking Bcl-2, a protein needed for cancer cell survival. Immunotherapy with monoclonal antibodies, such as durvalumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Giving acalabrutinib, venetoclax, and durvalumab may help improve survival in patients with Richter transformation.

Gender: All

Ages: 18 Years - Any

Updated: 2026-03-25

3 states

Chronic Lymphocytic Leukemia
Richter Syndrome
Small Lymphocytic Lymphoma
RECRUITING

NCT06863402

Nemtabrutinib and Pembrolizumab for the Treatment of Richter Transformation, Diffuse Large B-cell Lymphoma Subtype

This phase II trial tests how well nemtabrutinib in combination with pembrolizumab works in treating patients with Richter transformation, diffuse large B-cell lymphoma subtype (RT-DLBCL). Nemtabrutinib is in a class of medications called kinase inhibitors. It blocks a protein called BTK, which is present on B-cells (a type of white blood cell) in cancers such as Richter transformation at abnormal levels. This may help keep cancer cells from growing and spreading. Immunotherapy with monoclonal antibodies, such as pembrolizumab, may help the body's immune system attack the cancer, and may interfere with the ability of cancer cells to grow and spread. Giving nemtabrutinib in combination with pembrolizumab may kill more cancer cells in patients with RT-DLBCL.

Gender: All

Ages: 18 Years - Any

Updated: 2026-03-24

1 state

Richter Syndrome
Diffuse Large B-Cell Lymphoma
Chronic Lymphocytic Leukemia
ACTIVE NOT RECRUITING

NCT03534323

Duvelisib and Venetoclax in Relapsed or Refractory CLL or SLL or RS

This research study is assessing a new drug, duvelisib, in combination with a drug that is already FDA approved, venetoclax, as a possible treatment for participants with CLL or those with Richter's Syndrome

Gender: All

Ages: 18 Years - Any

Updated: 2026-03-23

3 states

Chronic Lymphocytic Leukemia
Richter Syndrome
ACTIVE NOT RECRUITING

NCT05025800

ALX148, Rituximab and Lenalidomide for the Treatment of Indolent and Aggressive B-cell Non-Hodgkin Lymphoma

This phase I/II trial finds out the best dose, possible benefits and/or side effects of ALX148 in combination with rituximab and lenalidomide in treating patients with indolent and aggressive B-cell non-Hodgkin lymphoma. Immunotherapy with ALX148, may induce changes in body's immune system and may interfere with the ability of cancer cells to grow and spread. Chemotherapy drugs, such as lenalidomide, work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Rituximab is a monoclonal antibody that binds to a protein called CD20 found on B-cells, and may kill cancer cells. Giving ALX148 in combination with rituximab and lenalidomide may help to control the disease.

Gender: All

Ages: 18 Years - Any

Updated: 2026-03-20

1 state

Aggressive B-Cell Non-Hodgkin Lymphoma
Ann Arbor Stage III Grade 2 Follicular Lymphoma
Ann Arbor Stage III Grade 3 Follicular Lymphoma
+17
ACTIVE NOT RECRUITING

NCT02846623

Atezolizumab, Obinutuzumab, and Venetoclax in Treating Patients With Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma, or Relapsed or Refractory Richter Syndrome

This phase II trial studies how well atezolizumab, obinutuzumab, and venetoclax work in treating patients with chronic lymphocytic leukemia or small lymphocytic lymphoma or Richter syndrome that has come back (recurrent) or does not respond to treatment (refractory). Immunotherapy with monoclonal antibodies, such as atezolizumab and obinutuzumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Drugs used in chemotherapy, such as venetoclax, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Giving atezolizumab, obinutuzumab, and venetoclax may work better in treating patients with chronic lymphocytic leukemia, small lymphocytic lymphoma, or Richter syndrome.

Gender: All

Ages: 18 Years - Any

Updated: 2026-02-17

1 state

Chronic Lymphocytic Leukemia
Recurrent Transformed Chronic Lymphocytic Leukemia
Refractory Transformed Chronic Lymphocytic Leukemia
+2
ACTIVE NOT RECRUITING

NCT06676033

Epcoritamab in Chronic Lymphocytic Leukemia and Richter Syndrome

This correlative study aims to understand the pharmacodynamic effects and clonal dynamics in response to epcoritamab by obtaining and analyzing lymph node, bone marrow, and blood samples from subjects enrolled in GCT3013-03 trial sponsored by Genmab at NIH. Samples will be collected before and at multiple time points during treatment with epcoritamab. National Heart, Lung, and Blood Institute (NHLBI) investigators are experienced in testing samples treated with bsAb2,3 including epcoritamab in an ongoing pre-clinical collaboration with Genmab. Addressing the objectives of this correlative study will advance the science and clinical application of epcoritamab specifically as well as T-cell engaging bsAb in general as an emerging class of immunotherapy for cancer. The study is enrolling by invitation only.

Gender: All

Ages: 18 Years - 100 Years

Updated: 2026-02-17

1 state

Leukemia, Chronic Lymphocytic
Richter Syndrome
ACTIVE NOT RECRUITING

NCT03884998

Copanlisib and Nivolumab in Treating Patients With Richter's Transformation or Transformed Indolent Non-Hodgkin Lymphoma

This phase I trial studies the best dose and how well copanlisib when given together with nivolumab works in treating patients with Richter's transformation or transformed indolent non-Hodgkin lymphoma. Copanlisib may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth. Immunotherapy with monoclonal antibodies, such as nivolumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Giving copanlisib and nivolumab may work better in treating patients with Richter's transformation or transformed non-Hodgkin lymphoma.

Gender: All

Ages: 18 Years - Any

Updated: 2025-12-30

3 states

Chronic Lymphocytic Leukemia
Diffuse Large B-Cell Lymphoma
Follicular Lymphoma
+4
RECRUITING

NCT05672173

Lisocabtagene Maraleucel, Nivolumab and Ibrutinib for the Treatment of Richter's Transformation

This phase II trial tests how well adding lisocabtagene maraleucel (liso-cel) to nivolumab and ibrutinib works in treating patients with Richter's transformation. Liso-cel is in a class of medications called autologous cellular immunotherapy, a type of medication prepared by using cells from patient's own blood. It works by causing the body's immune system (a group of cells, tissues, and organs that protects the body from attack by bacteria, viruses, cancer cells and other substances that cause disease) to fight the cancer cells. Nivolumab is in a class of medications called monoclonal antibodies. It works by helping the immune system to slow or stop the grown of cancer. Ibrutinib is in a class of medications called kinase inhibitors. It works by blocking the action of the abnormal protein that signals cancer cells to multiply. This helps stop the spread of cancer cells. Giving ibrutinib and nivolumab with Liso-cel may kill more cancer cells in patients with Richter's transformation.

Gender: All

Ages: 18 Years - Any

Updated: 2025-12-15

2 states

Recurrent Transformed Chronic Lymphocytic Leukemia
Refractory Transformed Chronic Lymphocytic Leukemia
Richter Syndrome
RECRUITING

NCT06186648

Evaluation of Treatment by Glofitamab in Combination With Rituximab or Obinutuzumab Plus CHOP in Patients With RIchter Syndrome

This is a national clinical trial, multicentric (28 centers), non-randomized phase 2 study. Population: Patients with previously untreated Richter's syndrome (RS), defined as the occurrence of an aggressive lymphoma (of diffuse large B-cell lymphoma histology) in a patient with chronic lymphocytic leukemia (CLL). Study treatment: The duration of each cycle is 21 days. Cycle 1: Participants will receive standard of care doses of R-CHOP in cycle 1 as follows: * Rituximab 375 mg/m² IV Day 1 * Cyclophosphamide 750 mg/m² IV Day 1 * Doxorubicin 50 mg/m² IV Day 1 * Vincristine 1.4 mg/m² \[capped at 2.0 mg\] IV Day 1 * Prednisone 60 mg/m2 per day PO Day 1-5 Cycle 2: In order to minimize cytokine release syndrome (CRS), participants will then receive G-CHOP as cycle 2 (with obinutuzumab) and glofitamab: * Obinutuzumab 1000 mg single dose IV Day 1 * Cyclophosphamide 750 mg/m² IV Day 1 * Doxorubicin 50 mg/m² IV Day 1 * Vincristine 1.4 mg/m² \[capped at 2.0 mg\] IV Day 1 * Prednisone 60 mg/m2 per day PO Day 1-5 * Glofitamab : administered intravenously (IV) as a step-up dose on Days 8 (2.5 mg) and 15 (10 mg) Cycle 3-6: Participants will receive standard of care doses of R-CHOP and Glofitamab as follows: * Rituximab 375 mg/m² IV Day 1 * Cyclophosphamide 750 mg/m² IV Day 1 * Doxorubicin 50 mg/m² IV Day 1 * Vincristine 1.4 mg/m² \[capped at 2.0 mg\] IV Day 1 * Prednisone 60 mg/m2 per day PO Day 1-5 * Glofitamab : 30 mg IV Day 8 Cycle 7 and 8 (only for patient in Complete Response or Partial response after Cycle 6): Cycle 7 and 8 consist of 2 infusions of glofitamab only at D8C7 and D8C8: ● Glofitamab : 30 mg IV Day 8 Primary endpoint Percentage of participants with a complete response as assessed by the investigator using the Cheson IWG 2014 Lugano Classification (i.e. Deauville scale 1-3) after 6 cycles of R/G-CHOP + glofitamab or at permanent treatment discontinuation. End of treatment is defined as after 6 cycles of R/G-CHOP + glofitamab. Permanent treatment discontinuation is defined as the discontinuation of all treatments (R/G-CHOP, glofitamab).

Gender: All

Ages: 18 Years - Any

Updated: 2025-12-10

Richter Syndrome
ACTIVE NOT RECRUITING

NCT03479268

Pevonedistat and Ibrutinib in Treating Participants With Relapsed or Refractory CLL or Non-Hodgkin Lymphoma

This phase I trial studies the side effects and best dose of pevonedistat when given together with ibrutinib in participants with chronic lymphocytic leukemia or non-Hodgkin lymphoma that has come back or has stopped responding to other treatments. Pevonedistat and ibrutinib may stop the growth of cancer cells by blocking some of the enzymes needed for cell growth.

Gender: All

Ages: 18 Years - Any

Updated: 2025-11-26

2 states

B-Cell Prolymphocytic Leukemia
Recurrent Chronic Lymphocytic Leukemia
Recurrent Diffuse Large B-Cell Lymphoma
+15
NOT YET RECRUITING

NCT07220187

Adding Pirtobrutinib to the Usual Treatment for People With Newly Diagnosed Richter Transformation, The PIRAMID Trial

This phase III trial compares the effect of adding pirtobrutinib to the usual treatment with rituximab, cyclophosphamide, doxorubicin, vincristine and prednisone (R-CHOP) to R-CHOP alone for the treatment of Richter transformation, which is when chronic lymphocytic leukemia or small lymphocytic lymphoma turns into large B-cell lymphoma, a more aggressive (faster-growing) form of lymphoma. Pirtobrutinib may stop the growth of cancer cells by blocking some of the enzymes needed for cell growth. Rituximab is a monoclonal antibody. It binds to a protein called CD20, which is found on B cells (a type of white blood cell) and some types of cancer cells. This may help the immune system kill cancer cells. Cyclophosphamide is in a class of medications called alkylating agents. It works by damaging the cell's DNA and may kill cancer cells. It may also lower the body's immune response. Doxorubicin is in a class of medications called anthracyclines. Doxorubicin damages the cell's DNA and may kill cancer cells. It also blocks a certain enzyme needed for cell division and DNA repair. Vincristine is in a class of medications called vinca alkaloids. It works by stopping cancer cells from growing and dividing and may kill them. Prednisone is in a class of medications called corticosteroids. It is used to reduce inflammation and lower the body's immune response to help lessen the side effects of chemotherapy drugs. Adding pirtobrutinib to R-CHOP may kill more cancer cells than R-CHOP alone in patients with Richter transformation.

Gender: All

Ages: 18 Years - Any

Updated: 2025-10-23

Richter Syndrome
Transformed Chronic Lymphocytic Leukemia to Diffuse Large B-Cell Lymphoma
Transformed Small Lymphocytic Lymphoma to Diffuse Large B-Cell Lymphoma
RECRUITING

NCT04679012

Polatuzumab Vedotin in Combination With Chemotherapy in Subjects With Richter's Transformation

This study evaluates the effectiveness and safety of Polatuzumab vedotin plus infusional chemoimmunotherapy containing rituximab, etoposide, prednisone, cyclophosphamide and hydroxydaunorubicin. This is a single arm study. Enrolled patients will receive up to six cycles (21-day cycles) of therapy. While on study, subjects will be monitored weekly until end of treatment, then followed for 52 weeks or until disease progression or discontinuation due to toxicity or death. After completion of the 52-week follow-up/End of study visit, Subjects will be followed for an additional 104 week period, with an assessment occurring every 12 weeks to evaluate survival outcomes and next line of treatments only.

Gender: All

Ages: 18 Years - Any

Updated: 2025-10-07

2 states

Richter Syndrome
Chronic Lymphocytic Leukemia
RECRUITING

NCT06735664

Zanubrutinib in Combination With Odronextamab for the Treatment of Patients With Richter's Transformation

This phase I trial tests the safety and side effects of zanubrutinib in combination with odronextamab and how well it works in treating patients with Richter's transformation. Zanubrutinib, a tyrosine kinase inhibitor, blocks a protein called Bruton tyrosine kinase (BTK), which may help keep cancer cells from growing. Odronextamab is a bispecific monoclonal antibody that can bind to two different antigens at the same time. Odronextamab binds to CD20 found on B-cells (a type of white blood cell) and on many B-cell cancers and to CD3 on T-cells (also a type of white blood cell) and may interfere with the ability of cancer cells to grow and spread. Giving zanubrutinib in combination with odronextamab may be safe, tolerable and/or effective in treating patients with Richter's transformation.

Gender: All

Ages: 18 Years - Any

Updated: 2025-09-16

1 state

Recurrent Transformed Chronic Lymphocytic Leukemia
Refractory Transformed Chronic Lymphocytic Leukemia
Richter Syndrome
+1
ACTIVE NOT RECRUITING

NCT03054896

A Phase II Study of Venetoclax in Combination With Dose-adjusted EPOCH-R or R-CHOP for Patients With Richter's Syndrome

This research study is evaluating the combination of a study drug, venetoclax, and a standard chemotherapy regimen, R-EPOCH or R-CHOP, as a possible treatment for Richter's Syndrome. The drugs involved in this study are: * Venetoclax * R-EPOCH: * Rituximab * Etoposide * Prednisone * Vincristine Sulfate (Oncovin) * Cyclophosphamide * Doxorubicin Hydrochloride (Hydroxydaunomycin) * R-CHOP: * Rituximab * Cyclophosphamide Vincristine * Doxorubicin Hydrochloride (Hydroxydaunomycin) * Sulfate (Oncovin) * Prednisone

Gender: All

Ages: 18 Years - Any

Updated: 2025-08-14

3 states

Richter Syndrome
RECRUITING

NCT06926205

CHOP Plus Mosunetuzumab as First Line in Patients With Richter´s Syndrome: a Phase II Study of the Spanish Group of CLL

The goal of this clinical trial is to learn if drug Mosunetuzumab works to treat Richter´syndrome . It will also learn about the safety of drug Mosunetuzumab. The main questions it aims to evaluate the efficacy of mosunetuzumab combined with CHOP (M-CHOP) after the end of induction in patients with Richter´s Syndrome who have never received thearapy What medical problems do participants have when taking drug Mosunetuzumab? Patients with Richter´s Syndrome Participants will: Take drug Mosunetuzumab+CHOP during 6 cycle and they if they are not candidate to Alothasplant continuing 11 cycles more with mosunetuzumab on monoterapy Visit the clinic once every 23weeks for checkups and tests

Gender: All

Ages: 18 Years - 79 Years

Updated: 2025-04-13

13 states

Richter Syndrome
NOT YET RECRUITING

NCT05923502

(CHANT)Real World Study of Duvelisib in the Treatment of Non-Hodgkin's Lymphoma (NHL)

This is a multicenter, non-interventional and prospective real-world study to evaluate the efficacy and safety of Duvelisib capsules in patients with non-Hodgkin's lymphoma.

Gender: All

Ages: 18 Years - Any

Updated: 2023-10-23

Follicular Lymphoma
Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma
Richter Syndrome
+3
RECRUITING

NCT03899337

A Trial of CHOP-R Therapy, With or Without Acalabrutinib, in Patients With Newly Diagnosed Richter's Syndrome

The STELLAR trial will assess the effect of acalabrutinib taken in combination with CHOP-R compared to taking CHOP-R alone in patients with newly diagnosed Richter's Syndrome (RS). It will also be a platform to test other new drugs that show potential for treating RS. Chronic lymphocytic Leukaemia (CLL) is the most common blood cancer in adults, usually in their 70s or older. In a few patients, CLL can transform from a slow-growing cancer into an aggressive lymphoma called Richter's Syndrome. RS is very difficult to treat and patients have a short life-expectancy - usually a few months after diagnosis. Treatment for Richter's Syndrome in the UK is CHOP (four chemotherapy drugs) plus rituximab ('R' - an antibody treatment). The CHOP-R treatment is given as a standard of care for RS but has limited benefit - it is often temporary to extend life. Richter's Syndrome returns in most patients who then die from this disease. The STELLAR trial will investigate if a new drug called acalabrutinib, which is effective used by itself in patients with relapsed CLL and also some with Richter's Syndrome, will improve outcomes for newly diagnosed patients with RS. Acalabrutinib blocks a protein in CLL which can stop the cancer growing. Participants who have Richter's Syndrome and are suitable for CHOP-R will be recruited by specialised hospitals across the UK. People with another cancer, heart problems, or recent stroke cannot take part. Participants will have a lymph node biopsy, 3-4 bone marrow biopsies, blood samples, and PET-CT and CT scans. CHOP-R is given in a hospital every three weeks up to 6 times. All participants will receive CHOP-R; half will also receive acalabrutinib. When treatment with CHOP-R ends the patients who had acalabrutinib can continue to take it; patients who had CHOP-R alone may have acalabrutinib if their Richter's Syndrome returns after CHOP-R.

Gender: All

Ages: 18 Years - Any

Updated: 2023-01-09

Richter Syndrome