为了人类的生存和健康,应当合理使用药物。合理用药的四要素为安全、有效、经济、适当。其中的“适当”即包含了适当的药品、适当的剂量、适当的给药时间和适当的给药方式[1]。药师应掌握常用药品的正确使用方法,这样才能保证病人用药教育的质量和药学服务水平。下面结合临床工 For human survival and health, drugs should be used rationally. The four elements of rational drug use are safe, effective, economical and appropriate. Which “appropriate” that contains the appropriate drugs, the appropriate dose, the appropriate time of administration and the appropriate mode of administration [1]. Pharmacists should master the correct use of commonly used drugs, so as to ensure the quality of patient medication education and pharmacy services. The following combination of clinical workers