why do they use herceptin and perjeta together
What does PERJETA treat? PERJETAÂ® (pertuzumab) is approved for use in combination with HerceptinÂ® (trastuzumab) and docetaxel in people who have HER2-positive breast cancer that has spread to different parts of the body (metastatic) and who have not received anti-HER2 therapy or chemotherapy for metastatic breast cancer.
What Perjetaâ¢ Is Used For: Indicated in combination with trastuzumab and docetaxel for the treatment of patients with HER2-positive breast cancer. HER2 expression must be present for initiation of Perjetaâ¢ using FDA-approved test.