Stephania Tetrandrae Radix is one of the common traditional Chinese medicines, which has bitter and pungent taste as well as cold properties. It can subside edema, get rid of rheumatism and relieve pain. Therefore, it is mainly used for the treatment of rheumatism arthralgia, edema, dysuria,
A comparison of the cardiovascular actions of the extract of Radix Stephaniae Tetrandrae (RST), the root of a Chinese hero Stephania tetrandra S Moore, in rats with those of tetrandrine (Tet), the best known active component of RST was reviewed. The RST extract inhibits Ca2+ influx into the myocyte