[A flavonol glycoside found in many plants, including BUCKWHEAT; TOBACCO; FORSYTHIA; HYDRANGEA; VIOLA, etc. It has been used therapeutically to decrease capillary fragility. ( MSH )] (UMLS (NCI) C0035976) =Organic Chemical; Pharmacologic Substance ; =Bioflavonoid; Inactive Ingredient Preparations =RUTIN 50 MG