HG-2

所谓表证,就是指病在浅表。多见于外感初期,肺部受邪,症状有恶寒、发热头痛、无汗或有汗、鼻塞、咳嗽、苔薄白、脉浮等。相当于现代医学的上呼吸道感染及传染病初期的症状。

解表藥

凡能疏肌解表、促使發汗,用以發散表邪、解除表證的藥物,稱為解表藥,或發表藥。根據解表藥的藥性和主治差異,一般將其分為發散風寒藥和發散風熱藥兩類,又稱辛溫解表藥與辛涼解表藥。發散風寒藥多屬辛溫,故又名辛溫解表藥,適用於風寒表證,代表藥物有麻黃、桂枝、荊芥、防風等;發散風熱藥多屬辛涼,故又名辛涼解表藥,適用於風熱表證,代表藥物有柴胡、葛根、牛蒡子、薄荷、菊花等。

Herbs that Induce Sweating and Release the Exterior

Traditional/Ethnobotanical uses

Ma huang is one of the earliest and best known drugs of Chinese traditional medicine, referenced in the Shen Nong Ben Cao Jing, one of the foundation books of Chinese medicine (about 100 AD). It was and still is used to induce perspiration and to treat the symptoms of bronchial asthma, colds, and influenza.

Chemical investigations of ephedra in the early 20th century resulted in the isolation of the alkaloids ephedrine and pseudoephedrine, which were identified as the major pharmacologically active compounds in the aboveground portions of the plant.