灯心为灯心草科植物灯心草的干燥茎髓,是常用中药之一。其性味甘、淡,微寒。入药可生用及煅炭用,生品具有清心降火,利尿通淋的作用,炭则有凉血止血的作用。灯心制成炭应用始出自宋代,如《重修政和经史证类备用本草》载“烧灰”,至清代始用煅炭法。清《本草述》一书详细记载了煅炭的方法:“灯心最难成灰(炭),一烧即过,要能得灰(炭),必紧扎作一把,令坚实塞入罐内固济、煅之,罐红为度,待冷取出方有存性黑灰(炭)”因灯心质轻易燃,不宜用炒炭法,至今仍采用煅炭法 The wick is the dried stem and pith of the rushes of the rushes, and is one of the commonly used traditional Chinese medicines. Its sweet, light, slightly cold. Drugs can be used raw and calcined charcoal, raw products have a pure heart and reduce fire, diuretic Tonglin role, charcoal has cooling blood to stop bleeding. The wicking of charcoal made from the Song Dynasty, such as “reconstruction of the government and the history of the restorative materia medica,” contained “burning ash”, to the Qing Dynasty began with calcined charcoal method. The book “Ben Cao Shu Shu” describes in detail the method of calcining charcoal: “The wick is the most difficult to turn into ash (charcoal). Once it is burned, it must be ash (charcoal). It must be tied tightly to make a solid can Internal solidification, calcined, red canisters, degree of storage, black ash (charcoal) to be removed from the cold, because the wick is easy to burn, should not use the method of fried charcoal, still use calcined carbon method