Herbaceous perennial plant from the family Lamiaceae, mostly with creeping shoots, reaching a height of 20-30 cm. Leaves ovate or obovate, almost naked, basal, non-dying, narrowed into a long petiole. The flowers are azure, rarely pink or white, collected in spike-shaped discontinuous inflorescence. Bracts often bluish at base.
It occurs almost everywhere, more often in the forest zone among shrubs.
For medicinal purposes, the aerial part of the plant is used. In folk medicine, tenacious is used as an astringent, hemostatic, anti-inflammatory, diuretic and wound healing agent.
A decoction of the herb is used as an emollient, especially for lung diseases, bronchitis, as an expectorant, for chest pains, and for malaria instead of quinine.
An infusion of hairy tenacious grass is used for stomach ulcers, rheumatism, colds, diseases of the liver and gallbladder (gall bladder stones), and diarrhea.
A decoction of the leaves is used in the form of baths with low weight, also to strengthen the hair.
Decoction: 6-8 g of finely chopped herbs in a glass of boiling water, after cooling, strain and take 1 tbsp. spoon 4-5 times every day for diseases of the liver and gallbladder.