Women with HER2-positive metastatic breast cancer in Manitoba will now be able to access a new treatment option through CancerCare Manitoba. The Provincial Oncology Drug Program has approved the addition of KADCYLA® (trastuzumab emtansine) to the CancerCare Manitoba Drug Formulary. CancerCare Manitoba has approved KADCYLA as second line treatment for patients with HER2-positive, unresectable locally advanced or metastatic breast cancer with an ECOG performance status equal to or less than two, who have received prior treatment with trastuzumab plus chemotherapy in the metastatic setting or have disease recurrence during or within six months of completing adjuvant therapy with trastuzumab plus chemotherapy.