NCT06846671

Brief Summary

The purpose of this study is to investigate the efficacy and safety of BGB-16673 compared with investigator's choice (idelalisib plus rituximab \[for CLL only\] or bendamustine plus rituximab or venetoclax plus rituximab retreatment) in participants with chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL) previously exposed to both BTK inhibitors (BTKi) and BCL2 inhibitors (BCL2i).

Trial Health

88
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Strong global presence with extensive site network
Enrollment
250

participants targeted

Target at P50-P75 for phase_3

Timeline
46mo left

Started Apr 2025

Longer than P75 for phase_3

Geographic Reach
14 countries

115 active sites

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress22%
Apr 2025Feb 2030

First Submitted

Initial submission to the registry

February 21, 2025

Completed
5 days until next milestone

First Posted

Study publicly available on registry

February 26, 2025

Completed
1 month until next milestone

Study Start

First participant enrolled

April 10, 2025

Completed
3.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 15, 2028

Expected
1.8 years until next milestone

Study Completion

Last participant's last visit for all outcomes

February 14, 2030

Last Updated

April 22, 2026

Status Verified

April 1, 2026

Enrollment Period

3.1 years

First QC Date

February 21, 2025

Last Update Submit

April 21, 2026

Conditions

Keywords

CLL

Outcome Measures

Primary Outcomes (1)

  • Progression-Free Survival (PFS) by Independent Review Committee (IRC)

    PFS is defined as time from the date of randomization to the date of first disease progression or death, whichever occurs first, as determined by IRC using modified 2018 International Workshop on Chronic Lymphocytic Leukemia (iwCLL) criteria for participants with chronic lymphocytic leukemia (CLL) and Lugano classification for participants with small lymphocytic lymphoma (SLL).

    Approximately 36 Months

Secondary Outcomes (10)

  • Overall Survival (OS)

    Approximately 36 Months

  • Progression-Free Survival (PFS) in Participants with Prior Exposure to Noncovalent Bruton Tyrosine Kinase Inhibitor(s) (ncBTKi) by IRC

    Approximately 36 Months

  • PFS by the Investigator Assessment

    Approximately 36 Months

  • Overall Response Rate (ORR) by IRC and Investigator Assessment

    Approximately 36 Months

  • Rate of Partial Response with Lymphocytosis (PR-L) or Higher Determined by IRC and by Investigator Assessment

    Approximately 36 Months

  • +5 more secondary outcomes

Study Arms (2)

Arm A: BGB-16673 monotherapy

EXPERIMENTAL

Participants will receive BGB-16673 once daily until any of the treatment discontinuation criteria are met

Drug: BGB-16673

Arm B: Investigator's Choice

ACTIVE COMPARATOR

Participants will receive investigator's choice of idelalisib plus rituximab for CLL only or bendamustine plus rituximab, or venetoclax plus rituximab retreatment.

Drug: BendamustineDrug: IdelalisibDrug: RituximabDrug: Venetoclax

Interventions

Administered intravenously

Arm B: Investigator's Choice

Administered orally

Arm B: Investigator's Choice

Administered orally

Arm A: BGB-16673 monotherapy

Administered intravenously

Arm B: Investigator's Choice

Administered orally

Arm B: Investigator's Choice

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Confirmed diagnosis of CLL or SLL, requiring treatment, based on 2018 international workshop on chronic lymphocytic leukemia (iwCLL) criteria.
  • Previously received treatment for CLL/SLL with both a BTKi and a BCL2i.
  • Participants with SLL must have measurable disease by computer tomography (CT)/magnetic resonance imaging (MRI)
  • Eastern Cooperative Oncology Group (ECOG) score 0, 1, or 2
  • Adequate liver function
  • Adequate blood clotting function

You may not qualify if:

  • Known prolymphocytic leukemia or history of, or currently suspected, Richter's transformation
  • Prior autologous stem cell transplant or chimeric antigen receptor-T cell therapy in the last 3 months
  • Known central nervous system involvement
  • Prior exposure to any BTK protein degraders
  • Active fungal, bacterial and/or viral infection requiring parenteral systemic therapy
  • Clinically significant cardiovascular disease

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (115)

St Bernards Medical Center

Jonesboro, Arkansas, 72401, United States

RECRUITING

UCLA Department of Medicine Hematologyoncology

Los Angeles, California, 90095-3075, United States

RECRUITING

Pih Health Whittier Hospital

Whittier, California, 90602, United States

RECRUITING

Rocky Mountain Cancer Centers (Williams) Usor

Aurora, Colorado, 80012-5405, United States

RECRUITING

Florida Oncology and Hematology

Fort Myers, Florida, 33912, United States

RECRUITING

Baptist Md Anderson Cancer Center

Jacksonville, Florida, 32207-8432, United States

RECRUITING

Cleveland Clinic Florida

Weston, Florida, 33331-3609, United States

RECRUITING

Emory University Winship Cancer Institute

Atlanta, Georgia, 30322-1013, United States

RECRUITING

Our Lady of the Lake Hospital

Baton Rouge, Louisiana, 70808-4365, United States

RECRUITING

American Oncology Partners of Maryland Pa

Bethesda, Maryland, 20817-7847, United States

RECRUITING

Oncology Hematology Associates

Springfield, Missouri, 65807-5288, United States

RECRUITING

Oncology Hematology West, Pc Dba Nebraska Cancer Specialists

Omaha, Nebraska, 68130-2042, United States

RECRUITING

Memorial Sloan Kettering Cancer Center Mskcc

New York, New York, 10065-6800, United States

RECRUITING

Clinical Research Alliance, Inc

Westbury, New York, 11590-5119, United States

RECRUITING

University Hospitals

Cleveland, Ohio, 44106-1716, United States

RECRUITING

Dayton Physician Network

Dayton, Ohio, 45415, United States

RECRUITING

Oncology Associates of Oregon Willamette Valley Cancer Center

Eugene, Oregon, 97401, United States

RECRUITING

West Penn Hospital

Pittsburgh, Pennsylvania, 15224, United States

RECRUITING

Cancer Care Associates of York

York, Pennsylvania, 17403-5049, United States

RECRUITING

Texas Oncology Tyler

Tyler, Texas, 75702-7522, United States

RECRUITING

Hospital Aleman

CABA, 1425, Argentina

RECRUITING

FUNDALEU

Caba, CP1114, Argentina

RECRUITING

Hospital Italiano de Buenos Aires

Ciudad Autonoma Buenos Aires, 1413, Argentina

RECRUITING

Instituto Alexander Fleming (Iaf)

Ciudad Autonoma Buenos Aires, 1426, Argentina

RECRUITING

Concord Repatriation General Hospital

Concord, New South Wales, NSW 2139, Australia

RECRUITING

Gosford Hospital

Gosford, New South Wales, NSW 2250, Australia

RECRUITING

Port Macquarie Base Hospital

Port Macquarie, New South Wales, NSW 2444, Australia

RECRUITING

Toowoomba Hospital

Toowoomba, Queensland, QLD 4350, Australia

RECRUITING

The Alfred Hospital

Melbourne, Victoria, VIC 3004, Australia

RECRUITING

Perth Blood Institute

West Perth, Western Australia, WA 6005, Australia

RECRUITING

CETUS

Belo Horizonte, 30110-022, Brazil

RECRUITING

Hospital Sirio Libanes Brasilia

Brasília, 70200-730, Brazil

RECRUITING

Hospital Erasto Gaertner

Curitiba, 81520-060, Brazil

RECRUITING

Centro de Ensino E Pesquisa Em Oncologia de Santa Catarina (Cepen)

Florianópolis, 88020-210, Brazil

RECRUITING

Instituto Joinvilense de Hematologia E Oncologia

Joinville, 89201-260, Brazil

RECRUITING

Complexo Hospitalar de Niteroi

Niterói, 24020-096, Brazil

RECRUITING

Centro Gaucho Integrado de Oncologia Hospital Mae de Deus

Porto Alegre, 90110-270, Brazil

RECRUITING

Hospital Sao Lucas Dasa Oncologia

Rio de Janeiro, 22061-080, Brazil

RECRUITING

Oncoclinicas Rio de Janeiro Sa

Rio de Janeiro, 22250-040, Brazil

RECRUITING

Hospital Sao Rafael (Rede Dor)

Salvador, 41253-190, Brazil

RECRUITING

Instituto Dor de Pesquisa E Ensino Sao Paulo

São Paulo, 01401-004, Brazil

RECRUITING

Instituto Brasileiro de Controle Do Cancer

São Paulo, 04014-002, Brazil

RECRUITING

Sociedade Beneficente Israelita Brasileira Hospital Albert Einstein

São Paulo, 05652-900, Brazil

RECRUITING

Hospital Santa Rita de Cassia Afecc

Vitória, 29043-260, Brazil

RECRUITING

London Health Sciences Centre

London, Ontario, N6A 5W9, Canada

RECRUITING

The Ottawa Hospital Cancer Centre

Ottawa, Ontario, K1H 8L6, Canada

RECRUITING

Centre Integre de Sante Et de Services Sociaux de La Monteregie Centre

Greenfield Park, Quebec, J4V 2H1, Canada

RECRUITING

Jewish General Hospital

Montreal, Quebec, QC H3t 1E2, Canada

RECRUITING

Fakultni Nemocnice Brno

Brno, 625 00, Czechia

RECRUITING

Fakultni Nemocnice Hradec Kralove

Hradec Králové, 500 03, Czechia

RECRUITING

Fakultni Nemocnice Ostrava

Ostrava, 708 00, Czechia

RECRUITING

Vseobecna Fakultni Nemocnice V Praze

Prague, 10000, Czechia

RECRUITING

Universitatsklinikum Augsburg

Augsburg, 86156, Germany

RECRUITING

Praxis Am Volkspark

Berlin, 10715, Germany

RECRUITING

Klinikum Chemnitz Ggmbh

Chemnitz, 09116, Germany

RECRUITING

Universitatsklinikum Essen (Aor)

Essen, 45122, Germany

RECRUITING

Centrum Fur Haematologie Und Onkologie Bethanien

Frankfurt am Main, 60389, Germany

RECRUITING

Universitatsklinikum Freiburg I Br Klinik Fur Innere Medizin I

Freiburg im Breisgau, 79106, Germany

RECRUITING

Universitatsklinikum Hamburg Eppendorf

Hamburg, 20251, Germany

RECRUITING

Universitatsklinikum Heidelberg

Heidelberg, 69120, Germany

RECRUITING

Saarland University Medical Center

Homburg, 66421, Germany

RECRUITING

Invo Institut Fur Versorgungsforschung in Der Onkologie

Koblenz, 56068, Germany

RECRUITING

Universitaetsklinikum Leipzig Aor

Leipzig, 04103, Germany

RECRUITING

Universitatsklinikum Munster Medizinische Klinik A

Münster, 48149, Germany

RECRUITING

Irccs Istituto Tumori Giovanni Paolo Ii

Bari, 70124, Italy

RECRUITING

Aou Careggi, Servizio Sanitario Toscana

Florence, 50134, Italy

RECRUITING

Fondazione Irccs Ca Granda Ospedale Maggiore Policlinico

Milan, 20122, Italy

RECRUITING

Ospedale San Raffaele

Milan, 20132, Italy

RECRUITING

Azienda Ospedaliera Universitaria Federico Ii

Naples, 80131, Italy

RECRUITING

Aou Maggiore Della Carita

Novara, 28100, Italy

RECRUITING

Irccs Policlinico San Matteo, Universita Degli Studi Di Pavi

Pavia, 27100, Italy

RECRUITING

Ospedale Santa Maria Della Misericordia

Perugia, 6129, Italy

RECRUITING

Fondazione Policlinico Universitario Agostino Gemelli

Roma, 00168, Italy

RECRUITING

Aichi Cancer Center Hospital Clinical Oncology

Nagoya, Aichi-ken, 464-8681, Japan

RECRUITING

Nho Shikoku Cancer Center

Matsuyama, Ehime, 791-0280, Japan

RECRUITING

Hiroshima Red Cross Hospital and Atomic Bomb Survivors Hospital

Hiroshima, Hiroshima, 730-8619, Japan

RECRUITING

Aiiku Hospital

Sapporo, Hokkaido, 064-0804, Japan

RECRUITING

Hyogo Prefectural Amagasaki General Medical Center

AmagasakiCity, Hyōgo, 660-8550, Japan

RECRUITING

Kagoshima University Hospital

Kagoshima, Kagoshima-ken, 890-8520, Japan

RECRUITING

University Hospital, Kyoto Prefectural Univ of Medicine

KyotoShi, Kyoto, 602-8566, Japan

RECRUITING

Tohoku University Hospital

Sendai, Miyagi, 980-8574, Japan

RECRUITING

Niigata University Medical and Dental Hospital

Niigata, Niigata, 951-8520, Japan

RECRUITING

Kurashiki Central Hospital

Kurashikishi, Okayama-ken, 710-8602, Japan

RECRUITING

Kansai Medical University Hospital

Hirakata, Osaka, 573-1191, Japan

RECRUITING

Kindai University Hospital

Sakai, Osaka, 590-0197, Japan

RECRUITING

Saitama Medical Center

Kawagoeshi, Saitama, 350-8550, Japan

RECRUITING

Ntt Medical Center Tokyo

Shinagawaku, Tokyo, 141-0022, Japan

RECRUITING

Kumamoto University Hospital

Kumamoto, 860-8556, Japan

RECRUITING

National Hospital Organization Okayama Medical Center

Okayama, 701-1192, Japan

RECRUITING

Osaka Metropolitan University Hospital

Osaka, 545-8586, Japan

RECRUITING

Amsterdam Umc Vu Mc

Amsterdam, 1081 HV, Netherlands

RECRUITING

Szpital Specjalist W Brzozowie,Podkarpacki Osrodek Onkologiczny

Brzozów, 36-200, Poland

RECRUITING

Pratia Onkologia Katowice

Katowice, 40-519, Poland

RECRUITING

Pratia McM Krakow

Krakow, 30-727, Poland

RECRUITING

Wielospecjalistyczne Centrum Onkologii I Traumatologii Im M Kopernika W Lodzi

Lodz, 93-513, Poland

RECRUITING

Uniwersytecki Szpital Kliniczny Nr 4 W Lublinie

Lublin, 20-090, Poland

RECRUITING

Uniwersytecki Szpital Kliniczny Im Jana Mikulicza Radeckiego We Wroclawiu

Wroclaw, 50-367, Poland

RECRUITING

Dong A University Hospital

Seogu, Busan Gwang'yeogsi, 49201, South Korea

RECRUITING

Kyungpook National University Hospital

Junggu, Daegu Gwang'yeogsi, 41944, South Korea

RECRUITING

National Cancer Center (Korea)

IlsandongGu GoyangSi, Gyeonggi-do, 10408, South Korea

RECRUITING

Chonnam National University Hwasun Hospital

HwasunGun, Jeollanam-do, 58128, South Korea

RECRUITING

Samsung Medical Center

GangnamGu, Seoul Teugbyeolsi, 06351, South Korea

RECRUITING

The Catholic University of Korea, Seoul St Marys Hospital

SeochoGu, Seoul Teugbyeolsi, 06591, South Korea

RECRUITING

Seoul National University Hospital

Seoul, Seoul Teugbyeolsi, 03080, South Korea

RECRUITING

Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital

Ankara, 06200, Turkey (Türkiye)

RECRUITING

Gazi University

Ankara, 6500, Turkey (Türkiye)

RECRUITING

Dokuz Eylul University

Balçova, 35330, Turkey (Türkiye)

RECRUITING

Antalya Memorial Hospital

Dokuma, 07025, Turkey (Türkiye)

RECRUITING

Sakarya Training and Research Hospital

Sakarya, 54100, Turkey (Türkiye)

RECRUITING

Aberdeen Royal Infirmary

Aberdeen, AB25 2ZN, United Kingdom

RECRUITING

Birmingham Heartlands Hospital

Birmingham, B9 5SS, United Kingdom

RECRUITING

The Royal Bournemouth and Christchurch Hospitals Nhs Foundation

Bournemouth, BH7 7DW, United Kingdom

RECRUITING

University College Hospital

London, NW1 2PG, United Kingdom

RECRUITING

Royal Marsden Hospital

London, SW3 6JJ, United Kingdom

RECRUITING

Southampton General Hospital

Southampton, SO16 6YD, United Kingdom

RECRUITING

MeSH Terms

Conditions

Leukemia, Lymphocytic, Chronic, B-Cell

Interventions

Bendamustine HydrochlorideidelalisibRituximabvenetoclax

Condition Hierarchy (Ancestors)

Leukemia, B-CellLeukemia, LymphoidLeukemiaNeoplasms by Histologic TypeNeoplasmsHematologic DiseasesHemic and Lymphatic DiseasesLymphoproliferative DisordersLymphatic DiseasesImmunoproliferative DisordersImmune System DiseasesChronic DiseaseDisease AttributesPathologic ProcessesPathological Conditions, Signs and Symptoms

Intervention Hierarchy (Ancestors)

ButyratesAcids, AcyclicCarboxylic AcidsOrganic ChemicalsNitrogen Mustard CompoundsMustard CompoundsHydrocarbons, HalogenatedHydrocarbonsBenzimidazolesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-RingHeterocyclic CompoundsAntibodies, Monoclonal, Murine-DerivedAntibodies, MonoclonalAntibodiesImmunoglobulinsImmunoproteinsBlood ProteinsProteinsAmino Acids, Peptides, and ProteinsSerum GlobulinsGlobulins

Study Officials

  • Study Director

    BeOne Medicines

    STUDY DIRECTOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 21, 2025

First Posted

February 26, 2025

Study Start

April 10, 2025

Primary Completion (Estimated)

May 15, 2028

Study Completion (Estimated)

February 14, 2030

Last Updated

April 22, 2026

Record last verified: 2026-04

Data Sharing

IPD Sharing
Will share

BeOne shares data on completed studies responsibly and provides qualified scientific and medical researchers access to data and supporting documentation for clinical trials in dossiers for medicines and indications after submission and approval in the United States, China, and Europe. Clinical trials supporting subsequent local approvals, new indications, or combination products are eligible for sharing once corresponding regulatory approvals are achieved. BeOne shares data only when permitted by applicable data privacy and security laws and regulations, when it is feasible to do so without compromising the privacy of study participants, and other considerations. Qualified researchers with appropriate competencies who are engaged in novel scientific research may submit a request for participant-level data with a research proposal for BeOne review. Research teams must include a biostatistician and sign a Data Sharing Agreement prior to receiving access to clinical trial data.

Shared Documents
STUDY PROTOCOL, SAP, CSR
Time Frame
See plan description
Access Criteria
See plan description
More information

Locations