Objective To observe the effects of total Buddleja flavonoids on the amount of basal tear secretion,tear film stability,level of luteinizing hormone of castrated male rat modeled with xeroma.Methods 150 Wistar male one-month-old rats were randomly divided into 5 groups including normal group(A),sham operation group(B),surgery control group(C),positive group treated with androgen(D) and Buddleja flavonoids group(E) with 30 rats in each group.The C,D,E groups were cut the bilateral testicle and epididymis,and B group was only incised sc...