Objective To reseach the hypotensive and sedative and anti-inflammatory actions of
HuaiQing radix rehmanniae.Methods
The animal expriments had been carred out by different extractes from of HuaiQing of radix rehmanniae with extracting methods of other,alcohol and water to observe theirs pharmacologic actions.The aqueous extract had been disseiated from neuter,acid and alkaline parts to analysis theirs effective part.Results The aqueous extract of HuaiQing radix rehmanniae showed markedly the wypotensive,sedative and anti-inflammatory actions (P<0.01),but the ethereal and alcoholic extracts had not these actions.The acid part of the aqueous extract had the actions (
HuaiQing radix rehmanniae in hy potensive,sedative and anti-inflammatory actions coexist in the acid part of the aqueous extract.