Rauwolfia vomitoria is a natural medicinal herb which has been used over the years for the treatment of hypertension and mental disorders. This is to investigate the inhibitory effect of RAUWOLFIA VOMITORIA aqueous root extract on invitro isolated rabbit intestine precontracted with Acetylcholine. The effect of the root extract was compared with adrenaline.seven healthy adult rabbit bred in the animal house of college of basic medical science delta state university,abrake were alowed to aclim...