Objective : To investigate the mechanism of the effect of Lvjao Buxue corpuscle in nourishing blood. Methods : Totally 60 Wistar rat models with deficiencies of both qi and blood were induced by releasing blood and injecting with cyclophosphamide. Results : Lvjao buxue corpuscle could markedly increase the depth of thymic cortex, the number of cortex cells, and the number of spleen lobule lymphocytes of rat models with deficiencies of both qi and blood. Conclusion : Lvjaobuxue corpuscle can nourish the blood on the blood - deficient rats, c...