About 3.5 g (1 tablespoon) of birch leaves are placed in enameled dishes, pour 200 ml (1 glass) of hot boiled water,cover with a lid and insist on a boiling water bath for 15 minutes, cool at room temperature for 45 minutes, filter through a double layer of gauze, the remaining raw material is squeezed. The volume of the infusion obtained is adjusted to 200 ml with boiled water.
Take inside 1 / 4-1 / 3 cup 3 times a day for 30 minutes before meals.
The course of treatment is 20-40 days. Repeated courses of treatment are conducted with a one-, two-week break.
Before use, the infusion should be shaken.