龙威口服液系传统组方，经多年临床实践观察，有增强机体免疫功能的作用。本文在此基础上，就其免疫药理机制问题，于体液免疫和细胞免疫方面作了初步探讨，取得与临床观察一致的实验结果。1材料与方法实验动物：昆明种小白鼠，体重18～19g，雌雄各半，由药检所动物室提供。受 Longwei oral liquid traditional group prescription, after years of clinical practice observation, has the effect of enhancing the body’s immune function. Based on this, this article made a preliminary discussion on humoral immunity and cellular immunity in terms of its immunopharmacological mechanism, and achieved experimental results consistent with clinical observations. 1 Materials and methods Experimental animals: Kunming species of mice, weighing 18-19g, male and female, provided by the Animal Laboratory of the Institute of Drug Control. Accept