The herbal name of snakeberry herb is snakeberry, the use of the drug is internal decoction, can also be used externally, appropriate amount of mashed on the affected area. Pharmacopoeia recommended dosage of 9-15g. Snakeberry is the dried herb of snakeberry of Rosaceae plant. It is sweet, bitter and cold in nature, and belongs to the lung, liver and large intestine meridians. It has the effects of clearing heat and removing toxins (removing heat and poisonous evils from the body), cooling blood and stopping bleeding (cooling and moisturizing the blood and preventing bleeding), and activating blood circulation and reducing swelling. It can be clinically used in the treatment of fever, epilepsy, cough, vomiting blood, sore throat and carbuncle, furuncle (sores mostly occurring on the limbs or face, with small shapes and deep roots, as hard as nails) and other conditions. The adverse effects of the drug are not known, but it should not be used by patients with cold spleen and stomach (spleen and stomach weak and cold) diarrhea. The medicine is used internally in decoction and soup, and can also be used externally by pounding the appropriate amount and applying it to the affected area. The recommended dosage is 9-15g. If necessary, it is recommended to go to regular hospitals for treatment under the guidance of professional physicians.