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Study identifier: NCT06756932 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

BGB-21447 (Bcl-2 Inhibitor) Combinations for Adults With Hormone-Receptor Positive (HR+)/Human Epidermal Growth Factor Receptor 2 Negative (HER2-) Metastatic Breast Cancer

Condition: Hormone-receptor-positive Breast Cancer · HER2-negative Breast Cancer · Metastatic Breast Cancer  ·  Sponsor: BeOne Medicines

PhasePhase 1
Planned participants120
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

This is a dose escalation and dose expansion study to assess the safety and tolerability of BGB-21447 (a B-cell leukemia/lymphoma 2 inhibitor, Bcl-2i) in combination with fulvestrant, with or without BGB-43395 (cyclin-dependent kinase 4 inhibitor, CDK4i), in adults with HR+/HER2- metastatic breast cancer.

This description comes directly from the study's public registry record.

Talk to the study team

Study Director  ·  1.877.828.5568  ·  clinicaltrials@beonemed.com

Always discuss trial participation with your own doctor first.

Locations (14)

University of Iowa Hospitals and ClinicsIowa City, Iowa, United StatesRecruiting
Md Anderson Cancer CenterHouston, Texas, United StatesRecruiting
Fred Hutchinson Cancer Research CenterSeattle, Washington, United StatesRecruiting
Saint Vincents Hospital SydneyDarlinghurst, New South Wales, AustraliaRecruiting
Calvary Mater NewcastleWaratah, New South Wales, AustraliaRecruiting
Sunshine Coast University Private HospitalBirtinya, Queensland, AustraliaRecruiting
Peter Maccallum Cancer CentreMelbourne, Victoria, AustraliaRecruiting
Western Health Sunshine HospitalSt Albans, Victoria, AustraliaRecruiting
Linear Clinical ResearchNedlands, Western Australia, AustraliaRecruiting
Sun Yat Sen Memorial Hospital, Sun Yat Sen University (South)Guangzhou, Guangdong, ChinaRecruiting
The First Affiliated Hospital of Zhengzhou UniversityZhengzhou, Henan, ChinaRecruiting
Fudan University Shanghai Cancer CenterpudongShanghai, Shanghai Municipality, ChinaRecruiting

+ 2 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06756932