In the traditional medicine of the East, a prescription to cure diseases consisted of plural sorts of active natural products. Every article of those products has native features respectively, but each article was supposed to carry out fixed roles in the prescription. An article contains generally some sorts of active compounds, therefore it could be able to divide the role from the chemical, medicinal natures of those compounds. For example two groups of articles could be able to list up, each of which was supposed to carry out the proper role in various prescriptions. G. I. Articles were expected to adjust the whole of a prescription, to aid other articles on the induction of them in the inner part and on the removal of waste materials, with their mild, innocuous (or fragrant) natures GUI, JIAO, JIANG, GANCAO, RENCAN, GEGEN, YUANZHI. G. II. Articles were expected to carry out the leading role for cure even on serious diseases, to act on the cause of illness actively, and to remove the harmful product due to diseases, with their strong physical operations WUTOU , LANGDANG, DAHUANG, BADOU, SHEXIANG, SHAOYAO, MAHUANG. The conclusion - many compounds in those articles have physiological and medicinal effects for human body originated in their molecular structures, and these facts could endorse above expectations.