芒硝在经方汤剂中的煎煮法浅析

Brief analysis on decocting method of Mangxiao in experienced prescriptions

关键词:  芒硝  煎煮法  《伤寒杂病论》

Key words:  Mangxiao  decocting method  Treatise on Cold Damage and Miscellaneous Diseases

摘要:

从药性、物理、化学等性质来分析探讨经方汤剂中芒硝煎煮法的意义。下后更上火微沸的原因可能与芒硝溶解吸热而降低溶液温度的化学性质,以及形状较大时溶解较慢有关。

Abstract:

To explore the significance of decocting method of Mangxiao(Natrii Sulfas) in experienced prescriptions from its medicinal nature,physical and chemical properties.The reason for adding later and mild boiling for a short time of Mangxiao may be related to its chemical property of heat absorption during resolution and the decreasing of solution temperature,as well as the resolution is slow when the shape of the herb is bigger.