Objective:To explore the influence ofDan Shou Tang to fetal loss induced by APA.Methods:One hundred of10-week pregnant SD rats were divided randomly into two groups, every group were divided randomly into nourishing kidney and promoting blood flow group A, nourishing kidney group B, promoting blood flow group C, group D-APS model group and group E--blank control group.From the first day ofpregnancy, the rats in group A were given Dan Shou Tang through intragastric administration;the rats in group B were giv...