Ribociclib Plus Trastuzumab in Advanced HER2-Positive Breast Cancer: Results of a Phase 1b/2 Trial
Goel S, Pernas S, Tan-Wasielewski Z, Barry WT, Bardia A, Rees R, Andrews C, Tahara RK, Trippa L, Mayer EL, Winer EP, Spring LM, Tolaney SM. Ribociclib Plus Trastuzumab in Advanced HER2-Positive Breast Cancer: Results of a Phase 1b/2 Trial. Clinical Breast Cancer 2019, 19: 399-404. PMID: 31235441, DOI: 10.1016/j.clbc.2019.05.010.Peer-Reviewed Original ResearchConceptsHER2-positive breast cancerAdvanced HER2-positive breast cancerProgression-free survivalBreast cancerAdverse eventsObjective responseGrade 3 adverse eventsGrade 4/5 adverse eventsHormone receptor-positive diseaseMedian progression-free survivalAnti-HER2 combinationClinical benefit rateHER2-negative diseasePhase 1b/2 studyPhase 1b/2 trialPrior therapy linesReceptor-positive diseaseAnti-HER2 therapyNew safety concernsCyclin-dependent kinase 4Stable diseaseExpansion cohortMetastatic settingPrior linesQTc prolongation