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Study identifier: NCT06120283 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

BGB-43395 Alone or as Part of Combination Therapies in Participants With Breast Cancer and Other Advanced Solid Tumors

Condition: Advanced Solid Tumor · Advanced Breast Cancer · Metastatic Breast Cancer  ·  Sponsor: BeOne Medicines

PhasePhase 1
Planned participants399
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 compare how well BGB-43395, a selective cyclin-dependent kinase 4 (CDK4) inhibitor, works as monotherapy or in combination with fulvestrant, letrozole, or elacestrant in participants with hormone receptor positive (HR+) and human epidermal growth factor 2 negative (HER2-) breast cancer (BC) and other advanced solid tumors. The main purpose of this study is to explore the recommended dosing for BGB-43395.

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 (63)

Sarah Cannon Research Institute (Scri) At Health OneDenver, Colorado, United StatesRecruiting
Florida Cancer Specialists and Research InstituteLake Mary, Florida, United StatesCompleted
Karmanos Cancer InstituteDetroit, Michigan, United StatesCompleted
Washington University School of MedicineSt Louis, Missouri, United StatesRecruiting
Duke Cancer CenterDurham, North Carolina, United StatesRecruiting
James Cancer Hospital and Solove Research InstituteColumbus, Ohio, United StatesRecruiting
Scri Oncology PartnersNashville, Tennessee, United StatesRecruiting
The University of Texas Md Anderson Cancer CenterHouston, Texas, United StatesRecruiting
Next DallasIrving, Texas, United StatesRecruiting
Next OncologySan Antonio, Texas, United StatesRecruiting
Blacktown Cancer and Haematology CentreBlacktown, New South Wales, AustraliaRecruiting
Southern Highlands Private HospitalBowral, New South Wales, AustraliaRecruiting

+ 51 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06120283