About 10 g (1 tablespoon) kidney was placed in a glass or enameled ware, pour 200 ml (1 cup) cooled boiled water, capped, and heated in a boiling water bath for 30 minutes, cooled at room temperature for 10 minutes, filtered, the remaining raw materials squeeze . The volume of the resulting broth is brought to 200 ml with boiled water.
Decoction take inside 1 tablespoon 3-4 times a day