Prevention and treatment of functional conditions and pain syndrome associated with spasm of smooth muscles in chronic gastroduodenitis, chronic cholecystitis, cholelithiasis, postcholecystectomy syndrome, peptic ulcer and duodenal ulcer, cardio-and pilorospasm, spastic colitis. They are also used for spasms of peripheral arterial vessels, cerebral vessels, kidney stone disease, algodismenore, to reduce uterine contractions and to relieve spasm of the cervix during labor, during instrumental research.