[Mebeverina drugs in the treatment of functional disorders of the digestive system].

Despite the identical content of mebeverine hydrochloride, Duspatalin and Niaspam, produced by different technological processes, can't be considered interchangeable as they are known to have different clinical effect in case of various functional diseases of alimentary organs. Duspatalin is effective in relieving biliary disfunction symptoms, Oddy's sphincter hypertonicity in particular, but has little effect on intestinal dyskinesia. Niaspam is known to have little effect on biliary dyskinesia, but has a prominent positive clinical effect on intestinal dyskinesia.