Abstract
Human epidermal growth factor receptor -2 (HER-2) - positive breast cancer is a kind of tumor with strong invasiveness and poor prognosis. Trastuzumab anti Her-2 targeted drugs has changed the prognosis of Her-2 positive breast cancer. In addition to the drug trastuzumab, a series of anti-Her-2 targeted drugs have been used in clinical research and treatment, including small molecule tyrosine kinase inhibitor (lapatinib and neratinib), anti-Her-2 molecular heterodimerization drug (pertuzumab), and cell toxicity of trastuzumab conjugated drug (T-DM1). This article is to review the treatment of HER-2 positive early breast cancer. Key words: Human epidermal growth factor receptor-2; Breast cancer; Trastuzumab; Pertuzumab; Lapatinib
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