RADIX ASTRAGLI EXTRACT AND PRODUCTION METHOD AND USE THEREOF

摘要

The invention discloses a Radix astragli extract and production method and use thereof. Such Radix astragli extract mainly comprises astragalus saponin, organic acid and astragalus flavonoid glycoside. Such production method consists of the following steps: hot reflux exacting the astragalus raw materials in alcohol, concentrating to obtain the extract; diluting the extract with water, then through the macroporous resin column until the effluent showing negative in saponin reaction, then eluting with water until the eluent showing negative in saccharide reaction, finally eluting with alcohol until the eluent showing negative in saccharide reaction; the alcohol eluent through recoverymg the alcohol, drying and bruising to obtain such Radix astragli extract. The invention also provides the use of such Radix astragli extract for the manufacture of varied medicaments.