Palbociclib fails to benefit breast cancer subgroup, yielding lessons for future research
Adjuvant palbociclib combined with endocrine therapy failed to extend invasive DFS compared with endocrine therapy alone among patients with stage IIA hormone receptor-positive, HER2-negative breast cancer, according to study results.The findings, presented during an ASCO Plenary Series session, also showed the addition of the cyclin-dependent kinase (CDK)4/6 inhibitor did not improve other