Objective: By observing total uddleja flavonoids' effect on the basal tear secretion amount, tear film stability, lacrimal gland histomorpholoty and serum testosterone level of castrated male rat model with xeroma, to study the mechanism of rat xeroma caused by total Buddleja flavones' anti-sex hormones disorders.Methods: 150 Wistar male rats of 1 month old, weighted about 200g, were randomly divided into 5 groups with 30 rats in each group with A representing normal group; B representing sham operation group; C representing surgery control...