New hope for Tough-to-Treat blood cancers: experimental pill takes on CLL and SLL
NCT ID NCT06846671
First seen Jun 25, 2026 · Last updated Sep 15, 2026 · Updated 10 times
Summary
This Phase 3 trial is testing an experimental oral drug called BGB-16673 against standard treatments for people with chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL) whose cancer has already been treated with two types of targeted therapy (BTK and BCL2 inhibitors). The study will enroll 250 participants and compare how long the cancer stays under control with the new drug versus other drug combinations. The goal is to see if BGB-16673 offers a better option for patients who have limited choices after prior treatments.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- BGB-16673 (an experimental oral drug)
- What this could lead to
- If it works, this could offer a new treatment option for people with CLL or SLL whose cancer has stopped responding to two common types of targeted therapy.
- What could go wrong
- This is an early-stage Phase 3 trial, so results are not yet known. The experimental drug may not work better than existing options, and side effects are possible.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 250 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2025
- Expected to finish
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Feb 2030
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Confirmed diagnosis of CLL or SLL, requiring treatment, based on 2018 international workshop on chronic lymphocytic leukemia (iwCLL) criteria. 2. Previously received treatment for CLL/SLL with both a BTKi and a BCL2i. 3. Participants with SLL must have measurable disease by computer tomography (CT)/magnetic resonance imaging (MRI) 4. Eastern Cooperative Oncology Group (ECOG) score 0, 1, or 2 5. Adequate liver function 6. Adequate blood clotting function Exclusion Criteria: 1. Known prolymphocytic leukemia or history of, or currently suspected, Richter's transformation 2. Prior autologous stem cell transplant or chimeric antigen receptor-T cell therapy in the last 3 months 3. Known central nervous system involvement 4. Prior exposure to any BTK protein degraders 5. Active fungal, bacterial and/or viral infection requiring parenteral systemic therapy 6. Clinically significant cardiovascular disease NOTE: Other protocol defined Inclusion/Exclusion criteria may apply.
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Chronic lymphocytic leukemia are added.
Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The study's own enquiry address
This study publishes an address for enquiries. See it below .
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The places running it
130 sites in 14 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Show contact details
Enter your email to view the contact information for this study.
Genom att skicka in godkänner du våra Användarvillkor
Study contacts
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Contact
Email: •••••@•••••
Locations
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Aberdeen Royal Infirmary
RECRUITINGAberdeen, AB25 2ZN, United Kingdom
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Aichi Cancer Center Hospital Clinical Oncology
RECRUITINGNagoya, Aichi-ken, 464-8681, Japan
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Aiiku Hospital
RECRUITINGSapporo, Hokkaido, 064-0804, Japan
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American Oncology Partners of Maryland Pa
RECRUITINGBethesda, Maryland, 20817-7847, United States
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Amsterdam Umc Vu Mc
RECRUITINGAmsterdam, 1081 HV, Netherlands
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Antalya Memorial Hospital
RECRUITINGDokuma, 07025, Turkey (Türkiye)
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Aou Careggi, Servizio Sanitario Toscana
RECRUITINGFlorence, 50134, Italy
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Aou Maggiore Della Carita
RECRUITINGNovara, 28100, Italy
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Azienda Ospedaliera Universitaria Federico Ii
RECRUITINGNaples, 80131, Italy
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Baptist Md Anderson Cancer Center
RECRUITINGJacksonville, Florida, 32207-8432, United States
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Baylor Scott and White Health
RECRUITINGTemple, Texas, 76508-0001, United States
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Birmingham Heartlands Hospital
RECRUITINGBirmingham, B9 5SS, United Kingdom
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CEMIC
RECRUITINGCaba, C1431, Argentina
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CETUS
RECRUITINGBelo Horizonte, 30110-022, Brazil
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Cancer Care Associates of York
RECRUITINGYork, Pennsylvania, 17403-5049, United States
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Centre Integre de Sante Et de Services Sociaux de La Monteregie Centre
RECRUITINGGreenfield Park, Quebec, J4V 2H1, Canada
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Centro Gaucho Integrado de Oncologia Hospital Mae de Deus
RECRUITINGPorto Alegre, 90110-270, Brazil
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Centro de Ensino E Pesquisa Em Oncologia de Santa Catarina (Cepen)
RECRUITINGFlorianópolis, 88020-210, Brazil
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Centrum Fur Haematologie Und Onkologie Bethanien
RECRUITINGFrankfurt am Main, 60389, Germany
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Chiba Cancer Center
RECRUITINGChiba, Chiba, 260-8717, Japan
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Chonnam National University Hwasun Hospital
RECRUITINGHwasunGun, Jeonnam-Gwangju S.M. City, 58128, South Korea
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Cice 9 de Julio Sanatorio 9 de Julio
RECRUITINGSan Miguel de Tucumán, 4000, Argentina
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Cleveland Clinic Florida
RECRUITINGWeston, Florida, 33331-3609, United States
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Complexo Hospitalar de Niteroi
RECRUITINGNiterói, 24020-096, Brazil
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Concord Repatriation General Hospital
RECRUITINGConcord, New South Wales, NSW 2139, Australia
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Corewell Health the Michigan Cancer Consortium
RECRUITINGGrand Rapids, Michigan, 49503-2560, United States
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Dayton Physician Network
RECRUITINGDayton, Ohio, 45415, United States
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Dokuz Eylul University
RECRUITINGBalçova, 35330, Turkey (Türkiye)
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Dong A University Hospital
RECRUITINGSeogu, Busan Gwang'yeogsi, 49201, South Korea
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Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital
RECRUITINGAnkara, 06200, Turkey (Türkiye)
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Emory University Winship Cancer Institute
RECRUITINGAtlanta, Georgia, 30322-1013, United States
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FUNDALEU
RECRUITINGCaba, CP1114, Argentina
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Fakultni Nemocnice Brno
RECRUITINGBrno, 625 00, Czechia
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Fakultni Nemocnice Hradec Kralove
RECRUITINGHradec Králové, 500 03, Czechia
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Fakultni Nemocnice Ostrava
RECRUITINGOstrava, 708 00, Czechia
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Flinders Medical Centre
RECRUITINGBedford PK, South Australia, SA 5042, Australia
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Florida Oncology and Hematology
RECRUITINGFort Myers, Florida, 33912, United States
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Fondazione Irccs Ca Granda Ospedale Maggiore Policlinico
RECRUITINGMilan, 20122, Italy
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Fondazione Policlinico Universitario Agostino Gemelli
RECRUITINGRoma, 00168, Italy
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Gazi University
RECRUITINGAnkara, 6500, Turkey (Türkiye)
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Gosford Hospital
RECRUITINGGosford, New South Wales, NSW 2250, Australia
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Hiroshima Red Cross Hospital and Atomic Bomb Survivors Hospital
RECRUITINGHiroshima, Hiroshima, 730-8619, Japan
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Hospital Aleman
RECRUITINGCaba, 1425, Argentina
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Hospital Erasto Gaertner
RECRUITINGCuritiba, 81520-060, Brazil
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Hospital Italiano de Buenos Aires
RECRUITINGCiudad Autonoma Buenos Aires, 1413, Argentina
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Hospital Santa Rita de Cassia Afecc
RECRUITINGVitória, 29043-260, Brazil
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Hospital Sao Lucas Dasa Oncologia
RECRUITINGRio de Janeiro, 22061-080, Brazil
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Hospital Sao Rafael (Rede Dor)
RECRUITINGSalvador, 41253-190, Brazil
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Hospital Sirio Libanes Brasilia
RECRUITINGBrasília, 70200-730, Brazil
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Hyogo Prefectural Amagasaki General Medical Center
RECRUITINGAmagasakiCity, Hyōgo, 660-8550, Japan
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Instituto Alexander Fleming (Iaf)
RECRUITINGCiudad Autonoma Buenos Aires, 1426, Argentina
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Instituto Brasileiro de Controle Do Cancer
RECRUITINGSão Paulo, 04014-002, Brazil
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Instituto Dor de Pesquisa E Ensino Sao Paulo
RECRUITINGSão Paulo, 01401-004, Brazil
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Instituto Joinvilense de Hematologia E Oncologia
RECRUITINGJoinville, 89201-260, Brazil
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Invo Institut Fur Versorgungsforschung in Der Onkologie
RECRUITINGKoblenz, 56068, Germany
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Irccs Istituto Tumori Giovanni Paolo Ii
RECRUITINGBari, 70124, Italy
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Irccs Policlinico San Matteo, Universita Degli Studi Di Pavi
RECRUITINGPavia, 27100, Italy
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Jewish General Hospital
RECRUITINGMontreal, Quebec, QC H3t 1E2, Canada
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Juravinski Cancer Centre
RECRUITINGHamilton, Ontario, L8V 5C2, Canada
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Kagoshima University Hospital
RECRUITINGKagoshima, Kagoshima-ken, 890-8520, Japan
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Kansai Medical University Hospital
RECRUITINGHirakata, Osaka, 573-1191, Japan
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Kindai University Hospital
RECRUITINGSakai, Osaka, 590-0197, Japan
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Klinikum Chemnitz Ggmbh
RECRUITINGChemnitz, 09116, Germany
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Kumamoto University Hospital
RECRUITINGKumamoto, 860-8556, Japan
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Kurashiki Central Hospital
RECRUITINGKurashikishi, Okayama-ken, 710-8602, Japan
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Kyungpook National University Hospital
RECRUITINGJunggu, Daegu Gwang'yeogsi, 41944, South Korea
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London Health Sciences Centre
RECRUITINGLondon, Ontario, N6A 5W9, Canada
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Memorial Sloan Kettering Cancer Center Mskcc
RECRUITINGNew York, New York, 10065-6800, United States
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National Cancer Center (Korea)
RECRUITINGIlsandongGu GoyangSi, Gyeonggi-do, 10408, South Korea
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National Hospital Organization Okayama Medical Center
RECRUITINGOkayama, 701-1192, Japan
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New York Cancer and Blood Specialists
RECRUITINGShirley, New York, 11967, United States
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Nho Shikoku Cancer Center
RECRUITINGMatsuyama, Ehime, 791-0280, Japan
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Niigata University Medical and Dental Hospital
RECRUITINGNiigata, Niigata, 951-8520, Japan
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Northside Cancer Center
RECRUITINGAtlanta, Georgia, 30342, United States
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Ntt Medical Center Tokyo
RECRUITINGShinagawaku, Tokyo, 141-0022, Japan
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Oncoclinicas Rio de Janeiro Sa
RECRUITINGRio de Janeiro, 22250-040, Brazil
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Oncology Associates of Oregon Willamette Valley Cancer Center
RECRUITINGEugene, Oregon, 97401, United States
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Oncology Hematology Associates
RECRUITINGSpringfield, Missouri, 65807-5288, United States
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Oncology Hematology West, Pc Dba Nebraska Cancer Specialists
RECRUITINGOmaha, Nebraska, 68130-2042, United States
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Optum Medical Care, Pc
RECRUITINGWestbury, New York, 11590-5119, United States
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Osaka Metropolitan University Hospital
RECRUITINGOsaka, 545-8586, Japan
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Ospedale San Raffaele
RECRUITINGMilan, 20132, Italy
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Ospedale Santa Maria Della Misericordia
RECRUITINGPerugia, 6129, Italy
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Our Lady of the Lake Hospital
RECRUITINGBaton Rouge, Louisiana, 70808-4365, United States
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Perth Blood Institute
RECRUITINGWest Perth, Western Australia, WA 6005, Australia
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Pih Health Whittier Hospital
RECRUITINGWhittier, California, 90602, United States
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Port Macquarie Base Hospital
RECRUITINGPort Macquarie, New South Wales, NSW 2444, Australia
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Pratia McM Krakow
RECRUITINGKrakow, 30-727, Poland
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Pratia Onkologia Katowice
RECRUITINGKatowice, 40-519, Poland
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Praxis Am Volkspark
RECRUITINGBerlin, 10715, Germany
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Prince of Wales Hospital
RECRUITINGRandwick, New South Wales, NSW 2031, Australia
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Rocky Mountain Cancer Centers (Williams) Usor
RECRUITINGAurora, Colorado, 80012-5405, United States
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Royal Marsden Hospital
RECRUITINGLondon, SW3 6JJ, United Kingdom
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Saitama Medical Center
RECRUITINGKawagoeshi, Saitama, 350-8550, Japan
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Sakarya Training and Research Hospital
RECRUITINGSakarya, 54100, Turkey (Türkiye)
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Samsung Medical Center
RECRUITINGGangnamGu, Seoul Teugbyeolsi, 06351, South Korea
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Scripps Prebys Cancer Center
RECRUITINGSan Diego, California, 92103-2106, United States
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Seoul National University Hospital
RECRUITINGSeoul, Seoul Teugbyeolsi, 03080, South Korea
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Sociedade Beneficente Israelita Brasileira Hospital Albert Einstein
RECRUITINGSão Paulo, 05652-900, Brazil
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Southampton General Hospital
RECRUITINGSouthampton, SO16 6YD, United Kingdom
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St Bernards Medical Center
RECRUITINGJonesboro, Arkansas, 72401, United States
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St Lukes Center For Cancer Care
RECRUITINGChesterfield, Missouri, 63017, United States
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St Vincent Frontier Cancer Center
RECRUITINGBillings, Montana, 59102-6746, United States
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Szpital Specjalist W Brzozowie,Podkarpacki Osrodek Onkologiczny
RECRUITINGBrzozów, 36-200, Poland
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Texas Oncology Tyler
RECRUITINGTyler, Texas, 75702-7522, United States
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The Alfred Hospital
RECRUITINGMelbourne, Victoria, VIC 3004, Australia
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The Catholic University of Korea, Seoul St Marys Hospital
RECRUITINGSeochoGu, Seoul Teugbyeolsi, 06591, South Korea
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The Ottawa Hospital Cancer Centre
RECRUITINGOttawa, Ontario, K1H 8L6, Canada
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The Royal Bournemouth and Christchurch Hospitals Nhs Foundation
RECRUITINGBournemouth, BH7 7DW, United Kingdom
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Tohoku University Hospital
RECRUITINGSendai, Miyagi, 980-8574, Japan
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Tokyo Metropolitan Komagome Hospital
RECRUITINGBunkyoku, Tokyo, 113-8677, Japan
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Toowoomba Hospital
RECRUITINGToowoomba, Queensland, QLD 4350, Australia
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UCLA Department of Medicine Hematologyoncology
RECRUITINGLos Angeles, California, 90095-3075, United States
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Unite de Recherche Clinique Du Cisss Des Laurentides
RECRUITINGSaintJerome, Quebec, J7Z 5T3, Canada
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Universitaetsklinikum Leipzig Aor
RECRUITINGLeipzig, 04103, Germany
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Universitatsklinikum Augsburg
RECRUITINGAugsburg, 86156, Germany
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Universitatsklinikum Des Saarlandes
RECRUITINGHomburg, 66421, Germany
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Universitatsklinikum Essen (Aor)
RECRUITINGEssen, 45122, Germany
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Universitatsklinikum Freiburg I Br Klinik Fur Innere Medizin I
RECRUITINGFreiburg im Breisgau, 79106, Germany
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Universitatsklinikum Hamburg Eppendorf
RECRUITINGHamburg, 20251, Germany
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Universitatsklinikum Heidelberg
RECRUITINGHeidelberg, 69120, Germany
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Universitatsklinikum Munster Medizinische Klinik A
RECRUITINGMünster, 48149, Germany
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University College Hospital
RECRUITINGLondon, NW1 2PG, United Kingdom
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University Hospital, Kyoto Prefectural Univ of Medicine
RECRUITINGKyotoShi, Kyoto, 602-8566, Japan
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University Hospitals
RECRUITINGCleveland, Ohio, 44106-1716, United States
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Uniwersytecki Szpital Kliniczny Im Jana Mikulicza Radeckiego We Wroclawiu
RECRUITINGWroclaw, 50-367, Poland
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Uniwersytecki Szpital Kliniczny Nr 4 W Lublinie
RECRUITINGLublin, 20-090, Poland
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Vseobecna Fakultni Nemocnice V Praze
RECRUITINGPrague, 10000, Czechia
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West Penn Hospital
RECRUITINGPittsburgh, Pennsylvania, 15224, United States
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Wojewodzkie Wielospecjalistyczne Centrum Onkologii I Traumatologii Im M Kopernika W Lodzi
RECRUITINGLodz, 93-513, Poland
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can a bispecific antibody wipe out residual leukemia cells in High-Risk CLL?
- Two-Drug combo aims to push CLL into deep remission
- Can a new BTK inhibitor outsmart resistance in CLL?
- Can a new pill outsmart Drug-Resistant leukemia?
- Can engineered immune cells beat tough B-Cell cancers?
- Can a targeted drug outperform chemo for a common blood cancer?