Epcoritamab treatment for chronic lymphocytic leukemia and Richter syndrome
Official title: Correlative Study of Epcoritamab in Chronic Lymphocytic Leukemia and Richter Syndrome
Run by National Institutes of Health Clinical Center (CC) · NCT06676033 · Data updated 2026-05-14
This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.
This study is testing if a new treatment called epcoritamab can help people with chronic lymphocytic leukemia and Richter syndrome by looking at how it affects their blood and lymph nodes.
Quick facts
| Phase | Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 100 Years |
| Sex | All |
| Enrollment | 30 (estimated) |
| Sponsor | National Institutes of Health Clinical Center (CC) NIH |
| Drugs / interventions | epcoritamab, Genmab, immunotherapy |
| Locations | 1 site (Bethesda, Maryland) |
| Trial ID | NCT06676033 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are individuals currently undergoing screening for the related GCT3013-03 trial and willing to comply with study procedures.
✕Probably not a fit
Patients not enrolled in the GCT3013-03 trial will not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study investigates the effects of epcoritamab on chronic lymphocytic leukemia (CLL) and Richter syndrome by analyzing lymph node, bone marrow, and blood samples from participants. Patients enrolled in a related trial will undergo various procedures, including biopsies and blood draws, to evaluate the pharmacodynamic effects of the treatment. The study aims to assess how epcoritamab influences the tumor microenvironment and clonal dynamics, with a focus on identifying biomarkers that could enhance treatment efficacy.
Why it matters
Potential benefit: If successful, this study could lead to improved understanding and treatment options for patients with chronic lymphocytic leukemia and Richter syndrome.
How similar studies have gone: Other studies involving T-cell engaging bispecific antibodies have shown promise, indicating potential for success in this approach.
Who can join: the full rules
Show full inclusion / exclusion criteria
* INCLUSION CRITERIA: In order to be eligible to participate in this study, an individual must meet all of the following criteria: * Must be undergoing screening for GCT3013-03 * Stated willingness to comply with all study procedures and availability for the duration of the study * Ability of subject to understand and the willingness to sign a written informed consent document. EXCLUSION CRITERIA: None
Where it's running
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National Institutes of Health Clinical Center
Bethesda, Maryland, United States Recruiting
Study contacts
- Principal investigator: Clare C Sun, M.D. — National Heart, Lung, and Blood Institute (NHLBI)
- Study coordinator: Ingrid C Frey
- Email: ingrid.frey@nih.gov
- Phone: (301) 312-0765
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Pirtobrutinib and Epcoritamab vs R-(Mini)-CHOP for DLBCL-type Richter Transformation in older or frail adults
This trial tests a fixed-duration treatment with Pirtobrutinib and Epcoritamab against a mini-CHOP regimen in adults age 80+ or who are frail with Richter transformation.
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Low-dose epcoritamab with GemOx for relapsed/refractory DLBCL
This trial will test whether adding a low dose of epcoritamab to GemOx chemotherapy helps people with relapsed or refractory diffuse large B‑cell lymphoma who are eligible for autologous stem cell transplant.
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Epcoritamab plus R-GemOx before autologous stem cell transplant for relapsed or refractory DLBCL
This phase II trial tests whether adding epcoritamab to rituximab with gemcitabine and oxaliplatin (R-GemOx) can help adults with relapsed or refractory diffuse large B-cell lymphoma (DLBCL) achieve remission and proceed to autologous stem cell transplant.
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NK cell therapy with epcoritamab and tafasitamab for relapsed or treatment‑resistant B‑cell lymphoma
This trial will try whether adding donor-derived ONC-PluReceptor NK cells to the antibodies epcoritamab and tafasitamab helps control relapsed or refractory CD19/CD20-positive B‑cell non‑Hodgkin lymphoma.
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Pirtobrutinib added to R-CHOP for newly diagnosed Richter transformation in Lymphoma
This trial tests whether adding pirtobrutinib to the standard R-CHOP treatment helps people with Richter transformation (a CLL/SLL that becomes aggressive LBCL).
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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.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.