| abstract |
PURPOSE: To obtain a preventive useful for kidney stone containing urethra stone without affecting to functions of liver and kidney, containing flavonoid as ingredient of effect of medicine of antenoron filiforme distributing in south area of China or glycoside of said flavonoid as active ingredient. n CONSTITUTION: Antenoron filiforme of Leguminosae distributing in south area of China, mainly Kuanhsi and Kwangtung is extracted with lower alcohol and flavonoid or glycoside expressed by the formula (R 1 -R 3 is H, OH, glucose or arabinose) obtained from said extracted solution is used as an active ingredient of the aimed preventive of kidney stone. Said active ingredient reduces excretion of calcium in urine as an important dangerous factor of urethra stone and shows diuresis effect useful for prevention of stone, and further, has an action of increasing citric acid in urine said as repression factor of calcium stone. Furthermore, said preventive is widely sold in city, thus safe in said viewpoint. n COPYRIGHT: (C)1989,JPO&Japio |