Pfizer Presents Positive Real-World Evidence for First-Line IBRANCE® (palbociclib) Combination Therapy in HR+, HER2- Metastatic Breast Cancer at ESMO Breast Cancer 2022

PRESS RELEASE Research Findings


Pfizer Inc.

NEW YORK, NY, May 4, 2022 – Pfizer Inc. (NYSE:PFE) announced today the presentation of real-world evidence demonstrating an associated benefit for patients treated with IBRANCE® (palbociclib) in combination with an aromatase inhibitor (AI), as compared to AI alone, in the first-line setting, at the European Society for Medical Oncology (ESMO) Breast Cancer 2022 Congress. This retrospective cohort study is a large comparative effectiveness study of 2,888 hormone receptor-positive (HR+), human epidermal growth factor receptor 2-negative (HER2-) metastatic breast cancer (mBC) patients evaluating IBRANCE in combination with AI compared to AI alone and demonstrated an associated improved overall survival (OS) in post-menopausal women and in men with HR+, HER2- mBC treated in routine clinical practice in the United States.

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