Two Drugs that Hit One Target Improve Survival in Women with Metastatic Breast Cancer Combining two drugs that target the HER2 protein, trastuzumab (Herceptin®) and pertuzumab (Perjeta™), with chemotherapy is a new treatment option for women with HER2-positive metastatic breast cancer, according to final results Exit Disclaimer from a large phase III clinical trial that were presented September 28, 2014.

 two drugs target surivival