Clinical and experimental research on prevention and treatment of child reversal respiratory tract infection by feibao

: This article reports the child reversal respiratory tract infection treated with Feibao syrup which produced in accordance with the TCM theory of "the evil factor can't attack the body with vital-Qi" and "the evil factor will attack the body which vital-Qi is weak". Feibao syrup consisted of Radix Astragali, Herba Hedyotis diffusae, etc. The clinical research proved that after taking the medicine, the general condition, appetite and anemia were improved, the profuse sweating disappeared, the tolerance against cold was improved, the frequency of occurrence of the disease was decreased or ceased. Even if the disease occurred, the symptoms were mild, the disease course was short. The efficacy of the medicine was 95.2%. It was better than that of levamisole (78.6%), P less than 0.05. This medicine can obviously improve the level of serum IgA and the cellular immunity (P less than 0.01). The experiment on mice manifested that it could obviously enhance the macrophage phagocytic rate, lymphocyte transformation rate, EAC rosette forming rate, and hemolysin generating rate.