The efficacy of Sophora japonica is to clear the liver and remove fire, cool the blood and stop bleeding, and is used for the treatment of liver-heat and eye-bleed, headache and dizziness. Sophora japonica is the dried flowers and flower buds of the plant Sophora japonica, a traditional Chinese medicine, which is slightly cold in nature, bitter in flavor, and is attributed to the liver and large intestine meridians. The effects of acacia flowers include clearing the liver and diarrhea, stopping bleeding and cooling the blood. Clinically, it is mainly used for various bleeding disorders caused by blood-heat, such as bloody diarrhea, blood in stool, vomiting blood, urinating blood, epistaxis, metrorrhagia (excessive menstrual flow or dribbling), etc. It is also used for carbuncle, swollen sores, as well as head distension, headache, vertigo, and redness of the eyes caused by liver-heat upward inflammation. The adverse reactions and contraindications of Sophora japonica are not yet clear, the precautions are cold spleen and stomach and yin deficiency fever without real fire should be taken with caution. If used with other drugs, drug-drug interactions may occur. If there is a need for medication, it should be administered after consultation with a physician.