Has a sedative effect, has a moderate reflex vasodilator effect, due to irritation, sensitive nerve endings. Stimulates the production and release of enkephalins, endorphins and a number of other peptides, histamine, kinin (due to irritation of the receptors of the oral mucosa), which take an active part in the regulation of vascular permeability, the formation of pain. When taken under the tongue, the therapeutic effect on average comes in 5 minutes, while up to 70% of the drug is released within 3 minutes.