Study of Danggui Buxue Decoction in Preventing Neutropenia

Inclusion Criteria: Women aged ≥18 years and \< 70 years; Histologically confirmed invasive breast cancer by core needle biopsy, suggested to receive EC/TC regiments for adjuvant chemotherapy by MDT; Leukocyte ≥ 3\*109/L; Neutrophil ≥ 1.5\*109/L; PLT ≥ 100\*109/L; Serum AST/SGOT or ALT/AGPT ≤ 2.5 times of upper limit of normal (UNL) range Serum creatinine/BUN ≤ upper limit of normal (UNL) range; No dysphagia, be able to take the Danggui Buxue Decoction(DBD) Written informed consent according to the local ethics committee requirements. Has ECOG Performance Score 0-1; Exclusion Criteria: Metastatic breast cancer; Family history of endometrial cancer or any other kind of gynecologic cancer; Patients with severe co-morbidity that indicate intolerant to adjuvant chemotherapy; patients with psychiatric disorder or other diseases leading to incompliance to the therapy; Known severe hypersensitivity to any drugs in this study; Prior adjuvant chemotherapy of any kind cancer; Hematologic disorders relative to aplasia