Condition
Small Lymphocytic Lymphoma clinical trials and research
As of November 12, 2026, Find a Trial lists 47 Small Lymphocytic Lymphoma clinical trials that are recruiting, at sites in 44 countries (most in United States (39), Spain (9), Australia (8)). By phase: Phase 2 (23), Phase 1/2 (8), Phase 3 (6), Phase 1 (5). The most active sponsors are Ohio State University Comprehensive Cancer Center (5), University of Cincinnati (3), BeOne Medicines (3). There are also 1 NIH-funded research project on Small Lymphocytic Lymphoma. Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 47Clinical trials
- 1NIH research projects
- 44Countries
Newest Small Lymphocytic Lymphoma clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Venetoclax plus Zanubrutinib for CLL/SLL in frontline or previously treated patients | Phase 2 | Columbus, Ohio | Recruiting | Jul 29, 2026 |
| MK-1045-006: testing a new treatment for B-cell cancers like CLL and SLL | Phase 2 | Medellín, Antioquia and 7 other locations | Recruiting | Jul 16, 2026 |
| Tafasitamab plus Acalabrutinib and Venetoclax for newly treated CLL/SLL | Phase 2 | Duarte, California and 1 other locations | Recruiting | May 12, 2026 |
| Nemtabrutinib and venetoclax in untreated CLL/SLL | Phase 2 | Columbus, Ohio | Recruiting | Apr 29, 2026 |
| NX-5948 plus other medicines for B-cell cancers | Phase 1/2 | Aurora, Colorado and 8 other locations | Recruiting | Apr 9, 2026 |
| NX-5948 vs Pirtobrutinib in R/R CLL/SLL | Phase 3 | Macon, Georgia and 5 other locations | Recruiting | Apr 7, 2026 |
| Rituximab and Tafasitamab with Allogeneic NK Cells for relapsed or refractory B-cell NHL | Phase 1 | Cleveland, Ohio and 1 other locations | Recruiting | Nov 6, 2025 |
| Venetoclax plus obinutuzumab followed by epcoritamab for untreated CLL/SLL | Phase 2 | Duarte, California and 6 other locations | Recruiting | Oct 20, 2025 |
| Epcoritamab given after 2nd-generation BTK inhibitors for CLL/SLL | Phase 2 | Cincinnati, Ohio | Recruiting | Aug 7, 2025 |
| Mosunetuzumab to clear minimal residual disease in CLL and SLL. | Phase 1/2 | Boston, Massachusetts and 1 other locations | Recruiting | Jul 6, 2025 |
All recruiting trials (47)
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Venetoclax plus Zanubrutinib for CLL/SLL in frontline or previously treated patients
This phase II trial tests if venetoclax plus zanubrutinib can safely and effectively treat adults with chronic lymphocytic leukemia or small lymphocytic lymphoma, including those who are newly diagnosed and those who have had prior therapy.
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MK-1045-006: testing a new treatment for B-cell cancers like CLL and SLL
This trial will test MK-1045 in people with relapsed or treatment‑refractory CLL/SLL to see if it’s safe and how well it works.
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Tafasitamab plus Acalabrutinib and Venetoclax for newly treated CLL/SLL
This phase II study tests a combination of tafasitamab, acalabrutinib, and venetoclax in adults who are newly diagnosed with chronic lymphocytic leukemia or small lymphocytic lymphoma to see if it is safe and effective.
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Nemtabrutinib and venetoclax in untreated CLL/SLL
This phase 2 study tests whether combining nemtabrutinib with venetoclax can help people with untreated chronic lymphocytic leukemia or small lymphocytic lymphoma.
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NX-5948 plus other medicines for B-cell cancers
This trial tests NX-5948 in combination with venetoclax, with or without anti-CD20 antibodies, for adults with CLL/SLL or B-cell lymphoma that has returned or worsened or is newly diagnosed but needing treatment.
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NX-5948 vs Pirtobrutinib in R/R CLL/SLL
This study tests NX-5948 against pirtobrutinib in people with relapsed or refractory CLL/SLL who have previously tried a covalent BTK inhibitor.
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Rituximab and Tafasitamab with Allogeneic NK Cells for relapsed or refractory B-cell NHL
This trial tests whether giving allogeneic NK cells with Rituximab, Tafasitamab, and IL-2 can help people with relapsed or refractory B-cell non-Hodgkin lymphoma who have tried at least two prior therapies.
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Venetoclax plus obinutuzumab followed by epcoritamab for untreated CLL/SLL
This trial tests whether giving venetoclax and obinutuzumab followed by epcoritamab can produce deep remissions in people with previously untreated chronic lymphocytic leukemia or small lymphocytic lymphoma.
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Epcoritamab given after 2nd-generation BTK inhibitors for CLL/SLL
This trial will try giving subcutaneous epcoritamab for up to 12 cycles to adults with CLL/SLL who have been on a second‑generation BTK inhibitor for at least 12 months to see if it can deepen responses to a complete remission with undetectable MRD so therapy can be stopped.
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Mosunetuzumab to clear minimal residual disease in CLL and SLL.
This trial will try mosunetuzumab, alone or with a BTK inhibitor, to clear minimal residual disease in people with chronic lymphocytic leukemia or small lymphocytic lymphoma.
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Intermittent versus continuous venetoclax with acalabrutinib in CLL/SLL
This will test whether giving venetoclax intermittently or continuously together with acalabrutinib helps people with previously untreated CLL or SLL.
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LP-168 plus obinutuzumab for previously treated and BTK T474I‑mutated CLL/SLL
This trial tests whether adding LP-168 to obinutuzumab helps people with previously treated CLL/SLL, including those with the BTK T474I gatekeeper mutation, achieve deeper remissions.
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Comparing a BTK-targeted protein degrader (BGB-16673) with pirtobrutinib for adults with relapsed or refractory CLL or SLL
This trial tests whether BGB-16673 works better and is as safe as pirtobrutinib for adults whose CLL or SLL has come back or not responded after prior covalent BTK inhibitor treatment.
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Comparing sonrotoclax combinations versus venetoclax plus rituximab for relapsed or refractory CLL/SLL
This trial will test whether sonrotoclax combined with obinutuzumab or with rituximab works better than venetoclax plus rituximab for adults whose CLL/SLL has come back or not responded to prior treatment.
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Personalized exercise and nutrition program to reduce cancer-related fatigue
This program will try a personalized exercise and diet plan to reduce fatigue for adults with indolent lymphomas (including CLL/SLL and follicular lymphoma).
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Combination treatment for chronic lymphocytic leukemia and lymphoma
This study is testing a new combination treatment with sonrotoclax and either zanubrutinib or rituximab to see if it can help patients with chronic lymphocytic leukemia, small lymphocytic lymphoma, and mantle cell lymphoma.
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Evaluating vaccine responses in patients with multiple myeloma and non-Hodgkin lymphoma after CAR-T treatment
This study tests how well vaccines work in people with multiple myeloma and non-Hodgkin lymphoma after they have received CAR-T treatment.
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Evaluating Pirtobrutinib for patients with relapsed or refractory CLL/SLL
This study is testing a new medication called Pirtobrutinib to see if it helps people with relapsed or hard-to-treat chronic lymphocytic leukemia or small lymphocytic lymphoma feel better after they’ve already tried other treatments.
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Evaluating AZD0486 for treating mature B-cell cancers
This study is testing a new treatment called AZD0486 to see if it can help people with certain types of mature B-cell cancers feel better and improve their health.
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Combining zanubrutinib and obinutuzumab for untreated chronic lymphocytic leukemia or small lymphocytic lymphoma
This study is testing if combining two medications, zanubrutinib and obinutuzumab, can help people with untreated chronic lymphocytic leukemia or small lymphocytic lymphoma achieve better treatment results.
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Gene therapy for certain blood cancers
This study is testing a new gene therapy called VNX-101 to see if it can help people with certain types of blood cancers that haven't responded to other treatments.
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Continuing a BTK inhibitor alone versus adding venetoclax for veterans with CLL/SLL
This will try adding venetoclax for one year to a BTKi in veterans with CLL or SLL who are already responding, to see if they can stop therapy safely compared with staying on BTKi alone.
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Combining pirtobrutinib and venetoclax for treating resistant CLL or SLL
This study is testing if combining two drugs, pirtobrutinib and venetoclax, can help people with chronic lymphocytic leukemia or small lymphocytic lymphoma that hasn’t responded to previous treatments.
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Treatment for Chronic Lymphocytic Leukemia using modified T cells
This study is testing a new treatment using modified T cells to see if it can help people with chronic lymphocytic leukemia that hasn't responded to other therapies.
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Fixed-duration treatment for chronic lymphocytic leukemia with pirtobrutinib and obinutuzumab
This study is testing a year-long treatment combining two medications, pirtobrutinib and obinutuzumab, to see if it helps people with chronic lymphocytic leukemia feel better.
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Comparing Nemtabrutinib to Ibrutinib or Acalabrutinib for First Line Treatment of Chronic Lymphocytic Leukemia
This study is testing if a new drug called nemtabrutinib works as well as or better than two existing treatments for people with chronic lymphocytic leukemia who haven’t had treatment before.
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Stem cell transplant using a specific preparative regimen for blood cancers
This study is testing a new way to prepare for a stem cell transplant using a special combination of medications and radiation to see if it helps people with acute leukemia who are in remission.
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Using ibrutinib to treat autoimmune hemolytic anemia in patients with chronic lymphocytic leukemia
This study is testing if the drug ibrutinib can help adults with chronic lymphocytic leukemia who also have autoimmune hemolytic anemia feel better.
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Oral AS-1763 treatment for patients with certain blood cancers
This study is testing a new oral medication called AS-1763 to see if it can help patients with certain blood cancers who haven't had success with other treatments.
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Vaccination strategy for patients with chronic lymphocytic leukemia
This study is testing a new vaccination schedule to see if it helps people with chronic lymphocytic leukemia better fight off infections compared to the usual vaccination plan.
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Comparing early and delayed therapy for high-risk patients with chronic lymphocytic leukemia.
This study is trying to see if starting treatment right away or waiting longer is better for high-risk patients with chronic lymphocytic leukemia and how it affects their healthcare costs.
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Acalabrutinib combined with venetoclax or obinutuzumab for treating chronic lymphocytic leukemia
This study is testing if a new combination of two drugs, acalabrutinib with either venetoclax or obinutuzumab, can help people with chronic lymphocytic leukemia who haven't been treated before by reducing cancer cells in their bone marrow.
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Pirtobrutinib versus ibrutinib for people with CLL or SLL.
This trial will test whether pirtobrutinib works better or is safer than ibrutinib for adults with CLL/SLL, with a separate part that tries pirtobrutinib alone in treatment‑naïve patients who have a 17p deletion.
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Vaccination for Pneumonia in Patients with Chronic Lymphocytic Leukemia
This study tests if a pneumonia vaccine can help boost the immune response in people with chronic lymphocytic leukemia and reduce their chances of getting pneumonia.
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APG-2575 treatment for patients with relapsed or refractory CLL/SLL
This study is testing a new oral medication called APG-2575 to see if it can help people with relapsed or hard-to-treat Chronic Lymphocytic Leukemia (CLL) or Small Lymphocytic Lymphoma (SLL).
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Reduced-intensity conditioning to lower treatment-related mortality in stem cell transplant patients
This study is testing a new way to prepare patients for a stem cell transplant to see if it can lower the risk of serious treatment-related complications.
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Exploring BGB-16673 for treating B-cell malignancies
This study is testing a new drug called BGB-16673 to see if it can safely help people with certain types of B-cell cancers, like Marginal Zone Lymphoma and Follicular Lymphoma, who haven't had success with other treatments.
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Collecting data on Chronic Lymphocytic Leukemia in Italy
This study is collecting information from patients newly diagnosed with Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma, or Monoclonal B-Cell Lymphocytosis in Italy to better understand these conditions.
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Oral treatment with LP-118 for patients with various blood cancers
This study is testing a new oral treatment called LP-118 to see if it is safe and can help people with certain types of blood cancers that have come back or didn’t respond to other treatments.
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Intermittent dosing of ibrutinib for advanced chronic lymphocytic leukemia
This study is testing if taking the cancer drug ibrutinib in a 'ON-OFF' way can help people with advanced chronic lymphocytic leukemia stay healthy while possibly having fewer side effects and lower costs.
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Using modified T cells to treat relapsed or refractory Non-Hodgkin Lymphoma
This study is testing a new treatment using modified T cells to see if it can help people with relapsed or hard-to-treat Non-Hodgkin Lymphoma.
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APG-2575 treatment for relapsed/refractory CLL/SLL
This study is testing a new treatment called APG-2575, both alone and with other medications, to see how well it works for people with relapsed or refractory chronic lymphocytic leukemia (CLL) and small lymphocytic lymphoma (SLL).
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Early treatment for high-risk chronic lymphocytic leukemia or small lymphocytic lymphoma
This study tests if starting treatment early with venetoclax and obinutuzumab can help people newly diagnosed with high-risk chronic lymphocytic leukemia or small lymphocytic lymphoma live longer and feel better compared to waiting until symptoms show up.
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Evaluating the safety of azer-cel in patients with relapsed/refractory B-cell cancers
This study is testing a new treatment called azer-cel to see if it is safe and effective for adults with certain types of blood cancers that haven't responded to other therapies.
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Acalabrutinib with or without Obinutuzumab for early-stage Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma
This study is testing whether a new drug called acalabrutinib, alone or with another drug called obinutuzumab, can help people with early-stage chronic lymphocytic leukemia or small lymphocytic lymphoma feel better and live longer.
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Hematopoietic stem cell transplant for blood cancers
This study is testing two different ways of doing stem cell transplants for people with blood cancers to see which method works better and is safer.
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Observing the natural history of certain blood cancers
This study is tracking how certain blood cancers develop over time in patients to learn more about them and find new treatment options.
NIH-funded research (1)
Early-stage science funded by the US National Institutes of Health. Most of these projects don't enroll patients, but they show what is being worked on.
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Evaluating the addition of Venetoclax for treating chronic lymphocytic leukemia.
This study is looking at whether adding Venetoclax to the treatment for people with chronic lymphocytic leukemia who are already doing well on another medication can make the treatment work better and cause fewer side effects, all while helping improve your quality of life.
Related topics
Quick answers
How many Small Lymphocytic Lymphoma clinical trials are recruiting right now?
47, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 44 countries. The most sites are in United States (39 trials), Spain (9 trials), Australia (8 trials), Italy (8 trials), China (8 trials). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 2: 23, Phase 1/2: 8, Phase 3: 6, Phase 1: 5. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.