乳疾灵颗粒为国家中药保护品种，由淫羊藿、丹参、鸡血藤等多味中药配伍制成，主要用于治疗乳腺增生症。为考察本品长期给药是否会产生蓄积毒性，参照有关文献进行了大鼠毒性观察。１　材料与方法１．１　供试药物：乳疾灵浸膏干燥粉，由河北省邢台制药厂提供，批号：９８１０ Milk elixir granules are protected varieties of the Chinese medicine and are made from various Chinese herbal medicines, such as Epimedium, Salvia miltiorrhiza, and Millettia, and are mainly used for the treatment of hyperplasia of mammary glands. In order to investigate whether long-term administration of this product will produce cumulative toxicity, rat toxicity was observed with reference to the literature. 1 Materials and methods 1.1 Tested drugs: dry milk extract powder, provided by Hebei Xingtai Pharmaceutical Factory, batch number: 9810