Horechavka zheltaya (Tyrlych), Lviv region.

Yellow mustard (Tirlich)
A decoction of the rhizomes of yellow gentian is used internally in the absence of appetite, heartburn, constipation and many gastrointestinal diseases, pulmonary tuberculosis and other lung diseases, arthritis, gout, rheumatism, has a bactericidal, anti-inflammatory and choleretic effect.(//tractor-service.com)
Fenugreek tincture improves appetite, relieves heartburn. A strong decoction made from a mixture of 1 part of gentian rhizomes and 3 parts of oak bark is a good remedy for severe sweating of the feet. Soak your feet in this decoction before going to bed. Powder from gentian root and flowerschamomile sprinkle purulent and unhealed wounds.
Ways of using yellow gentian: for gout, arthritis, rheumatism, take an infusion (3 teaspoons of crushed rhizomes of yellow gentian pour 3 cups of boiling water, insist for 4 hours, strain) take ½ cup 3-4 times a day before meals. 50 grams-100 UAH.