杜仲

味苦辛．入足厥阴经．功专治肝虚．得羊肾治肾虚腰痛．得牡蛎治虚汗．得糯米、山药、枣肉治胎漏胎坠．得补骨脂、青盐、枸杞能壮肾阳．或酥酒炙．蜜炙盐酒炒．姜汁炒．炒断丝用．恶元参．