About 8 g (2 tablespoons) of crushed roots are placed in enameled pots, poured into 200 ml (1 glass) of boiled water, covered with a lid and heated in a boiling water bath for 30 minutes, cooled at room temperature for 10 minutes, filtered, the remaining raw material is squeezed . The volume of the resulting broth is brought to 200 ml with boiled water.
Adults and children over 12 years are prescribed inside 1 tablespoon 3-4 times a day. Children from 1 year to 3 years - 1 teaspoon 2-3 times a day, 3 to 5 years - 1 dessert spoon 2-3 times a day, 5 to 12 years - 1 dessert spoon 3-4 times in a day. The course of treatment is 2-3 weeks. It is recommended to stir the broth before use.