Invasive breast cancer belongs to one of the types of breast malignant tumors, and it needs to be given general treatment, drug treatment, surgery and other related treatments according to its specific stage and patient’s condition. 1. General treatment: after diagnosis, patients need to have a reasonable diet, avoid eating greasy and high-fat food, take proper exercise, control weight, keep a good mood and avoid depression. 2. Drug treatment: In the clinic, the main treatment is to give chemotherapy drugs, such as common doxorubicin, paclitaxel, etc., but also can give targeted drug therapy, such as lapatinib, trastuzumab, etc., but also can give endocrine drug therapy, such as goserelin, tamoxifen, etc.. 3. Surgery: it is the most important treatment for invasive breast cancer. According to the condition of patients, radical mastectomy is often needed, and breast-conserving surgery can be given to patients who have breast-conserving requirements. 4. Other treatments: Radiotherapy is the most common treatment, which is mostly used after breast cancer surgery, utilizing radiation to kill cancer cells. It is suggested that patients should go to the hospital, complete all auxiliary examinations, make clear the specific conditions of patients, and be treated by professional physicians. There are different contraindications and side effects of drugs, which need to be used under the guidance of professional physicians.