《金匮要略》中桂枝的应用展示了仲景用药的法度和灵巧,然变化虽多而有规律可循,故使学者有法可效。本文初步探析《金匮要略》中桂枝用法的一些规律,简述如下。一、桂枝解肌发表“温疟者,其脉如平,身无寒但热,骨节疼烦,时呕,白虎加桂枝汤主之。”(疟病脉证并治第四,三条)内热炽感,挟有表寒的温疟,用白虎汤清热生津,桂枝解肌发表。 The application of cassia twigs in the “Golden Chamber Outline” shows the prescription and dexterity of Zhongjing’s medication. However, although there are many changes and regularities, the scholars can have effective methods. This article tentatively explores some laws on the use of cassia twigs in the Outline of the Golden Chamber, briefly described below. First, Guizhi Jimusi released “Warmed malaria, its pulse is flat, and its body is not cold but it’s hot, its bones are nourished and painful, and it’s time to vomit. The white tiger and the Guizhi soup are the main ones.” (The malaria syndrome and cures the fourth and the third. ) The heat is sensational, and there is a cold-warmed malaria in the table, and the white tiger soup is used to clear away heat.