Ado-Trastuzumab Emtansine Improved Overall Survival for Heavily Pretreated Patients With HER2-Positive Breast Cancer

Ado-trastuzumab emtansine (formerly T-DM1; Kadcyla) improved overall survival compared with treatment of physician’s choice of therapy for patients with pretreated HER2-positive metastatic breast cancer, according to the phase III TH3RESA trial. Patients enrolled in the trial had previously been treated with trastuzumab (Herceptin), taxane, and lapatinib (Tykerb).

 The ASCO Post

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