[Objective]To explore the functional mechanism and compatibility of Shengyu Decoction notifying blood.[Method] Take60Coy ray radiation to induce blood deficiency mice model of radioactive injury,observe and compare the effect of the decoction and its decomposition on recovery of hemopoiesis injury and regulating EPO level,embodying the main function of drugs of reinforcing essence and notifying blood EPO level of mice in blood deficiency is the effective link of improving anemia and promoting recovery of hemopoiesis;its combination of notifying Qi,essence and producing blood embodies the whole efficacy of mutual coordination and control.