Gentian Herb Pharmacopoeia recommended dosage is 3-9g. Gentian herb is the root and rhizome of perennial herb Gentian, three-flowered Gentian, Northeast Gentian of Gentianaceae family. It is bitter and cold in nature and enters the liver and gallbladder meridians, with the effects of diarrhea of solid fire in the liver and gallbladder, and elimination of dampness and heat in the lower Jiao (dampness and heat invading the intestines, bladder, pubic area, and lower limbs, etc.). It can be used for liver meridian heat, convulsions (a pediatric disease that mainly manifests itself in dizziness, convulsions, and convulsions), headache, redness of the eyes, deafness, and other conditions. null Adverse effects of this drug are not clear, but it should not be used by patients with spleen and stomach deficiency and coldness (spleen and stomach weakness and coldness). The pharmacopoeia recommends a dosage of 3-9g. If necessary, it is recommended to go to a regular hospital for consultation and treatment under the guidance of a professional physician for evidence-based treatment.