HERTRAZ 440 MG (TRASTUZUMAB) is a prescription medicine used to treat certain types of breast cancer and stomach cancer. It is used in combination with other chemotherapy medicines and works by blocking the action of a certain protein in the body. HERTRAZ 440 MG (TRASTUZUMAB) can help to slow the growth of cancer cells and can help keep them from spreading to other parts of the body. Buy HERTRAZ 440 MG (TRASTUZUMAB) from our online store today and get it delivered straight to your door.