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Breast Cancer

In this study, a high rate of radiation toxicity was observed in patients with advanced breast cancer treated with CDK4/6 inhibitors. Read More ›


In the MONARCH plus study, the majority of abemaciclib-associated diarrhea events were low grade in severity and well managed by antidiarrheal medications, dose omissions, and/or dose reductions. Read More ›

In a range of groups with PIK3CA alterations, recent findings demonstrate a clear and consistent clinical benefit of alpelisib when combined with fulvestrant, which was detected in circulating tumor DNA by next-generation sequencing. Read More ›

Updated overall survival results from the phase 3 MONALEESA-7 trial show that in a 4-year extended follow-up study of pre- and perimenopausal patients with hormone receptor–positive, HER2-negative advanced breast cancer, ribociclib plus endocrine therapy exhibited a clinically relevant overall survival benefit. Read More ›

BYLieve study results show that alpelisib combined with fulvestrant demonstrates clinically meaningful efficacy and manageable toxicity in patients with hormone receptor–positive, HER2-negative, PIK3CA mutation–positive advanced breast cancer. Read More ›

Analysis from the PALOMA-3 clinical trial showed that the combination of palbociclib and fulvestrant improved overall survival in patients with hormone receptor–positive, HER2-negative advanced breast cancer. Read More ›

While radiation therapy is not currently used in combination with CDK4/6 inhibitors in clinical trial protocols, findings from this study support future consideration of this approach in clinical studies. Read More ›

In this broad study of a diverse population, adverse events associated with the combination of ribociclib plus letrozole were manageable and consistent with previous phase 3 trials of the same combination, and adverse events of special interest markedly decreased over time. Read More ›


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