Tannin derivatives and their use for treatment of hypertension

摘要

Disclosed is a treatment of hypertension with an effective amount of tannins extracted from Sapium sebiferum leaves, the tannins are 6-O-galloyl-D-glucose, corilagin, geraniin and 1,2,3,4,6-penta-O-galloyl- beta -D-glucose.