Gentian flowers are not in Chinese medicine, it is Gentian in Chinese medicine, can clear heat and dry dampness (remove heat evils, dry dampness), diarrhea liver and gallbladder fire, commonly used in the treatment of damp-heat jaundice, liver fire headache, yin swollen yin itch, and so on. Gentian flower is the flower of Gentianaceae plant Gentian, not in the category of traditional Chinese medicine. Instead, the dried roots and rhizomes of Gentianaceae plants such as Gentiana striata, Gentiana triflora, or Gentiana firma are used in medicine, and are known as Gentian in traditional Chinese medicine. Gentian can clear heat and dry dampness, diarrhea liver and gallbladder fire, commonly used in the treatment of damp-heat jaundice, eczema itching, liver fire headache, yin swelling, yin itching, red eyes and deafness, coercive pain and bitterness in the mouth (coercive pain in the area of the ribs and the mouth, bitter). It should be noted that gentian is used as a heat-clearing medicine, so it should be used with caution for those with spleen and stomach deficiency (spleen and stomach weakness and cold), and those with yin deficiency and fluid injury. It is recommended to use this product under the guidance of a traditional Chinese medicine practitioner.