TC is usually administered in four to six courses, with T usually referring to docetaxel and C to cyclophosphamide. First, the patient’s body surface area is calculated, and docetaxel is administered at 75 mg/^2 m and cyclophosphamide at 600 mg/^2 m. Second, the calculated amount is administered by intravenous infusion, usually in cycles of 21 days. During this cycle, it is necessary to check the function of each organ including the status, especially some problems that may occur, such as bone marrow suppression, liver and kidney function damage, etc.