凡能清热解里热的药物,叫做清热药。清热药是恨据《内经》“热者寒之”的治疗原则而应用的。所以清热皆为寒凉之品.热与火只是程度上的不同,轻者为热,重者为火,热为火之渐,火为热之根。清热药有降火、燥湿、凉血、解毒等作用,主 Any drug that can clear pyrogenic heat is called a heat-clearing drug. The heat-clearing drugs are used in hate according to the treatment principles of the “internal classics” and “warm colds.” Therefore, heat is a product of coldness. Heat and fire are only different in degree. Light is heat, light is fire, heat is fire, and fire is heat. The heat-clearing medicine has functions of reducing fire, dampness, cooling blood, detoxification, etc.