Sempervirens is the name of Chinese medicine, cold in nature, pungent and bitter in flavor, belonging to the lung, liver and kidney meridians, it is recommended to take it under the guidance of a doctor, and pay attention to a light diet during the period of taking it. It is mainly used for the treatment of sore throat, lung carbuncle, intestinal carbuncle (carbuncle that occurs in the intestines and bowels, manifested by fever, pain in the right abdomen, and palpable lump), scrofula (mainly refers to the cervical lymph nodes tuberculosis), vomiting of blood, etc. It has the efficacy of purging heat and removing toxins (clearing away heat and toxicity in the body), dispersing stasis and stopping hemorrhage (clearing away stasis, stopping bleeding), and diuretics to reduce swelling. It is recommended that patients use Sempervirens under the guidance of a doctor, pay attention to a light diet during use, avoid staying up late, smoking, drinking and other bad habits, avoid spicy, stimulating, cold and greasy food.