《伤寒论》治疗厥证有四逆汤与四逆散两类方剂。诸四逆汤多见于少阴篇,为阴寒厥冷之证而设,属补火回阳之剂。四逆汤见证有内竭外脱（证见恶寒肢厥,脉微细,下利清谷而汗出不止）与上厥下竭（证见肢厥气喘,额汗出而下利不禁）,两证之分,均可用四逆汤补火回厥;四逆散属柴胡类,见于厥阴篇,为阳热内郁所致恶寒肢冷之证而设,属宣通疏散之剂。由于 “Treatise on Febrile Diseases” has two types of prescriptions: Sini Decoction and Sini Powder. Zhu Si In Tang is more common in Shao Yin’s articles. It is set up for the cold and chilly evidence. It is an agent for making fire back to Yang. Sini Tang witnessed internal exhaustion (the evidence shows that the chills and limbs are excruciating, the veins are fine, and the diarrhea of ​​the lower limbs is sweating and sweating is continued) and the upper jaw is exhausted (the syndrome is seen in the paraplegia and asthma, and the amount of sweat bleeds out but cannot help). The points of the card can be used to make up the fire by Sini Tang; Sini Powder is a type of Bupleurum, which is found in the Yinyin chapter. It is designed for the syndrome of chills and coldness caused by Yangreyuyu, and it is an agent for evacuation. due to