Diuretic (antilithic, lithotriptic), astringent, soothing tonic, mucilage, nephritic, antiseptic, disinfectant. In larger doses, emetic, purgative, parturient. Uva ursi has a specific healing action upon the genito-urinary organs, especially in cases of gravel or ulceration of the kidneys or bladder. It is of great value in these kidney and bladder problems, where it soothes, strengthens and tones the mucous membranes of the urinary passages. It is a solvent to urinic calculii deposits. Uva ursi stimulates kidney activity, and it has a slight antiseptic effect on the mucous membranes. The leaves are powerfully astringent (due to 6-8% tannin acid composition), and have been used as such as early as the 13th century (according to old herbal works, wherein it was known by the name of "arbutus"). A low, trailing evergreen shrub that is mat-forming, with long trailing stems of papery reddish bark. The leaves are small, shiny-leathery, and spoon-shaped. Pink or white flowers are waxy looking, egg-shaped with small lobed mouths in small, closely-crowded, drooping clusters. The fruit is a red berry. Found in exposed rock or sand throughout the U.S. in higher elevations. The berries are dry and not particularly inviting when raw, but quite pleasant when cooked, served with cream and a sweetener. Dried leaves are used as a tobacco substitute. The steins or leaves, picked in the fall, are brewed to treat headaches, prevent and cure scurvy. Used as a diuretic and antibacterial for cystitis and urinary tract disorders and applied externally for back sprain. The shoots have been used as a dysentery cure. The leaf tea for a soothing and astringent effect. It is of great value in diseases of the bladder and kidneys. Add 1 teaspoon of the leaves, soaked in alcohol or wine, to 1 cup boiling water. Drink 3 cups a day, cold.