Abstract：Acute myeloid leukemia is a common cancer，whose side effects after chemotherapy have a serious impact on patients. Fever is the most common symptom in the chemotherapy interval， and its common treatment of Chinese medicine treating cancer- induced fever is method of relieving fever with sweet- warm medicinals represented by Buzhong Yiqi tang. This paper discusses the mechanism of method of relieving fever with sweet-warm medicinals in the treatment of fever symptoms in the chemotherapy interval of acute myeloid leukemia，so as to provide more references for the treatment of acute myeloid leukemia.