味甘．入手足太陰經(jīng)．功專涼血．止漏胎．得建蓮、糯米能固胎元．汁能化血為水．皮與產(chǎn)婦作枕止血暈．安腹上止產(chǎn)后腹痛．搗根貼赤游丹毒癰疽發(fā)背金瘡折傷．加龍膽同搗治雞骨鯁．雞湯下．魚鯁魚湯下．同蛤粉各半兩為末．每服二錢．治小便不通．或但用根研末．攤絹上．貼少腹連陰際．須臾即通．脫肛以之熏洗亦佳．