Pharmacological properties of "Reiousan", a crude drug preparation consisting of bezoar and ginseng, were studied. The hypotensive effect on spontaneously hypertensive rat, inhibition of platelet aggregation, acetic acid-induced writhing, stress ulcer, CCl4 and d-galactosamine-induced hepatic
Bezoars are masses, which are commonly encountered in patients after stomach surgery or in those with psychiatric problems, formed by the accumulation of intraluminal nondigestible substances that can lead to obstruction of the stomach and the small intestine. The anatomical changes in the