一般认为,中药汤剂具有药力大,吸收快,收效迅速而显著等特点。而丸剂则药力弱,吸收缓,收效慢。对于这一点张仲景也曾有所认识,如《伤寒论》治蓄血证既有抵当汤又有抵当丸。如原文124条(宋本,以下同)“太阳病,六七日表证仍在,脉微而沉,反不结胸,其人发狂者,以热在下焦,少腹 It is generally believed that traditional Chinese medicine decoction has the characteristics of large drug power, rapid absorption, rapid and effective results, and so on. Pills, on the other hand, have weaker drug properties, slower absorption and slower results. For this, Zhang Zhongjing also had some understanding. For example, the “Treatise on Febrile Diseases” has both the Aidangtang and the Aidangdan. For example, in the original article 124 (Song, the following is the same) "Son of the Sun, on the 6th and 7th days, the evidence is still in place. The veins are slightly and heavy, and the chest is not anti-tuberculosis. The people who become mad become hot under the coke.