Based on a textual research on medicinal works,it is concluded that the main functions of leech feature dissipating blood stasis,promoting blood circulation to unblock collaterals,while its main forms of medication mainly include decoction and powder.In modern clinical practices,its dosage in the form of decoction usually ranges from 2g to 20g,while in terms of the form of powder from l g to 10 g,both exceeding the dosages specified in the Chinese Pharmacopoeia.The specific dosage is related to its clinical medication purposes and the forms of administration.For example,its dosage is often higher when used for dissipating blood stasis than that for promoting blood circulation and dredging collaterals,and its dosage in the form of decoction is higher than that in the form of powder.It is of value to carry out studies on the clinical dosage of leech as its dosages specified in the Chinese Pharmacopoeia have certain limitations.Therefore,its optimal dosage should be determined in clinic according to the specific conditions of a patient,the specific syndromes,and the specific time.
关键词
水蛭/功能主治/用量/本草考证
Key words
leech/functional indications/dosage/textual research on medicinal works
维普
万方数据