RecruitingPhase II🇵🇱 PolandEN original

A Study of NX-5948 in Adults With CLL/SLL Previously Treated With a Bruton's Tyrosine Kinase Inhibitor and a B-cell Lymphoma-2 Inhibitor (DAYBreak CLL-201)

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This is not medical advice. AI-assisted translation — inaccuracies may occur. Always verify the original and consult your oncologist before taking any steps.

About the trial

This is a study for patients with relapsed/refractory (R/R) chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL) who have previously received treatment with a BTK inhibitor (covalent and non-covalent) and a BCL-2 inhibitor. The main purpose of this study is to test if NX-5948 (bexobrutideg) works to treat patients with CLL/SLL. Participation could last up to 5 years, and possibly longer, if the disease does not progress.

Original English text from ClinicalTrials.gov

Who can (and can't) join

✓ Qualifies

  • Osoby w wieku 18 lat i starsze.
  • Potwierdzona białaczka limfocytowa/chłoniak małych limfocytów, który wrócił lub nie zareagował na poprzednie leczenie.
  • Wcześniej stosowano leczenie inhibitorami BTK (zarówno stałymi, jak i niestabilnymi) oraz inhibitorem BCL-2.
  • Zgoda na udział w badaniu i zrozumienie jego celu.

✗ Disqualifies

  • Stwierdzona lub podejrzewana ostra białaczka prolimfocytowa lub transformacja Ritchtera.
  • Stosowanie innych badanych leków lub terapii przeciwnowotworowych w ciągu ostatnich 14 dni lub 5 okresów połowicznego rozpadu (w zależności od tego, co krótsze).
  • Przyjmowanie steroidów w dawce powyżej 20 mg prednizolonu dziennie w ciągu 7 dni przed rozpoczęciem leczenia w badaniu (chyba że jako przygotowanie do badania obrazowego).
  • Wcześniejsze leczenie degraderami BTK, terapią komórkami CAR-T lub przeszczepem komórek macierzystych w ciągu ostatnich 90 dni.

Simplified criteria — AI translation

Trial details

Minimum age
18 Years
Last updated (source)
July 2, 2026
Sex
No restrictions

Therapies / drugs in trial

Locations (32)

City of Hope

Duarte, United States

Colorado Blood Institute

Denver, United States

University of Miami

Coral Gables, United States

Florida Cancer Specialists

Sarasota, United States

Fort Wayne Oncology and Hematology

Fort Wayne, United States

Hematology Oncology of Indiana

Indianapolis, United States

University of Iowa

Iowa City, United States

Maryland Oncology Hematology

Silver Spring, United States

Karmanos Cancer Center

Detroit, United States

Duke University

Durham, United States

Novant Health Cancer Institute

Winston-Salem, United States

University of Cincinnati

Cincinnati, United States

Oncology Hematology Care

Fairfield, United States

UPMC Hillman Cancer Center

Pittsburgh, United States

SCRI Oncology Partners

Nashville, United States

Texas Oncology - Center South

Austin, United States

University of Utah

Salt Lake City, United States

Virginia Cancer Specialists, PC

Fairfax, United States

Oncology & Hematology Associates of Southwest VA

Norfolk, United States

Virginia Oncology Associates

Norfolk, United States

CHU de Nantes

Nantes, France

Azienda Ospedaliero-Universitaria di Alessandria SS. Antonio e Biagio e Cesare Arrigo

Alessandria, Italy

IRCCS Azienda Ospedaliero-Universitaria di Bologna, Policlinico di Sant'Orsola

Bologna, Italy

Ospedale San Raffaele S.r.l.

Milan, Italy

AUSL della Romagna UO Ematologia

Ravenna, Italy

Pratia Hematologia Sp. z o.o.

Katowice, Poland

Pratia S.A.

Krakow, Poland

Aidport Sp. z o.o.

Skorzewo, Poland

Pratia Warszawa / Pratia MTZ

Warsaw, Poland

Oxford University Hospitals NHS Foundation Trust

Headington, United Kingdom

The Royal Marsden NHS Foundation Trust

London, United Kingdom

The Christie NHS Foundation Trust

Manchester, United Kingdom

Trial contact

Additional Site Contact Information

Contact information from ClinicalTrials.gov. Contact in English.

Data from ClinicalTrials.gov. AI-assisted translation, last sync: 7/3/2026.