4 filter bags are placed in a glass or enamel ware, pour 200 ml (1 glass) of boiling water, cover with a lid and insist 30 minutes, periodically pressing on the bags with a spoon, then squeeze them. The volume of the infusion obtained is adjusted to 200 ml with boiled water.
To rinse the mucous membrane of the mouth and throat, apply 1 / 2-1 glass infusion 3-5 times a day in a warm form.
Inside take in warm form 1-2 tablespoons 2-3 times a day before meals. Duration of treatment is 3-4 weeks, if necessary 6 weeks.
Before use, the infusion is recommended to be shaken.