Results with $PFE's CDK4i atirmociclib at #ESMO26...in 2L breast cancer, a use that's no longer a focus (focus now on 1L). One treatment-related death with atirmo, from pneumonitis

Madeleine Armstrong· @ByMadeleineA · X·2026-10-24 15:11· 22 小时前评分45

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Results with $PFE's CDK4i atirmociclib at #ESMO26...in 2L breast cancer, a use that's no longer a focus (focus now on 1L). One treatment-related death with atirmo, from pneumonitis https://www.apexonco.com/pfizer-touts-atirmociclib-success

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会议摘要

1842O按 Proffered paper 2: Breast cancer, early and advanced stage 对上

Efficacy and safety of atirmociclib (ATI) + fulvestrant (FUL) in patients (pts) with HR+/HER2– advanced/metastatic breast cancer (mBC) who progressed on prior CDK4/6 inhibitor (CDK4/6i) in a randomized phase 2 study (FOURLIGHT-1)

https://esmocongress.esmo.org

来源：Madeleine Armstrong · x.com