Purpose

The purpose of this study is to evaluate the efficacy and safety of BGB-16673 alone compared with pirtobrutinib in patients with relapsed or refractory (R/R) chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL) who had been previously treated with a covalent Bruton tyrosine kinase inhibitor (cBTKi).

Conditions

Eligibility

Eligible Ages
Over 18 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Confirmed diagnosis of CLL or SLL, requiring treatment, based on 2018 iwCLL criteria - Previously received treatment for CLL/SLL with a covalent Bruton tyrosine kinase inhibitor (cBTKi). Patients should have disease relapsed after or refractory to at least 1 line of therapy including a cBTKi. - Participants with SLL must have measurable disease by computed tomography/magnetic resonance imaging, defined as ≥ 1 lymph node > 1.5 cm in longest diameter and measurable in 2 perpendicular diameters.

Exclusion Criteria

  • Known prolymphocytic leukemia or history of, or currently suspected, Richter's transformation. - History of known bleeding disorder such as hemophilia A, hemophilia B, von Willebrand disease, or history of spontaneous bleeding requiring blood transfusion or other medical intervention - History of ischemic stroke or intracranial hemorrhage within 6 months before first dose of study drug - Prior exposure to any Bruton tyrosine kinase (BTK) protein degraders or noncovalent Bruton tyrosine kinase inhibitor (ncBTKi). - Current or history of central nervous system involvement including the brain, spinal cord, leptomeninges, and cerebrospinal fluid (as documented by imaging, cytology, or biopsy) by CLL/SLL NOTE: Other protocol defined Inclusion/Exclusion criteria may apply.

Study Design

Phase
Phase 3
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
None (Open Label)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
Arm A: BGB-16673
Participants will receive BGB-16673 orally.
  • Drug: BGB-16673
    BGB-16673 will be administered orally
Active Comparator
Arm B: Pirtobrutinib
Participants will receive pirtobrutinib orally.
  • Drug: Pirtobrutinib
    Pirtobrutinib will be administered orally
    Other names:
    • Jaypirca

Recruiting Locations

The University of Kansas Cancer Center
Westwood 4281639, Kansas 4273857 66205-2003

More Details

Status
Recruiting
Sponsor
BeOne Medicines

Study Contact

Study Director
1-877-828-5568
clinicaltrials@beonemed.com

Detailed Description

Our company, previously known as BeiGene, is now officially BeOne Medicines. Because some of our older studies were sponsored under the name BeiGene, you may see both names used for this study on this website.

Notice

Study information shown on this site is derived from ClinicalTrials.gov (a public registry operated by the National Institutes of Health). The listing of studies provided is not certain to be all studies for which you might be eligible. Furthermore, study eligibility requirements can be difficult to understand and may change over time, so it is wise to speak with your medical care provider and individual research study teams when making decisions related to participation.