细辛味辛性温，入肺肾二经，具有祛风散寒止痛、温肺化痰宣窍之功。辛味能开通，又有窜透开滞、通利水道的作用。《本经》称细辛“主咳逆上气，头痛脑动，百节拘挛，风湿痹痛，死肌……利九窍”。《药性论》赞细辛“去皮风湿痒，能止眼风泪下，……除齿痛，主血闭”。笔者运用 Asarum Xin Wen Wen, into the lungs and kidneys after two, with Qufeng cold-dispelling pain, warming the lungs and phlegm Xuan Ye achievements. The pungent taste can be opened, and there is also the effect of opening the stagnant water and clearing the waterways. “Ben Jing,” said Asarum “the main cough against the gas, headache, brain movement, one hundred knot arrest, rheumatism, pain, dead muscle ... ... Lee 9-inch.” “Pharmaceutical theory” praised Asahi “skin wetting and wind itch, can stop tears under the wind, ... except for toothache, the main blood is closed.” The author uses