The correct way to use Thornywort and Sophora is to decoct them into soup, soaking in water does not allow the full release of the active ingredients of the drug and does not have clinical efficacy. Both of them have the effect of cooling blood and stopping bleeding (making blood cool and moist, preventing bleeding), dispersing wind and transmitting rashes, etc. The two of them have the effect of cooling blood and stopping bleeding, preventing bleeding. Thorny mustard is pungent and slightly warm in nature, and belongs to the lung and liver meridians. It disperses wind and relieves epidermis, and penetrates rashes. It is used in the treatment of colds, headaches, measles and rubella, and the first appearance of sores. Adverse reactions are not clear, the surface of the deficiency of spontaneous sweating (due to the weakness of the surface of the muscle frequent natural sweating), yin deficiency headache should not be taken. Sophora is bitter in flavor, slightly cold in nature, and is attributed to the liver and large intestine meridians. It has the effect of cooling the blood to stop bleeding and clearing liver fire. It is clinically used in treating blood in stool and hemorrhoids, epistaxis, dysentery, metrorrhagia (excessive menstrual flow or dribbling), liver heat and redness of the eyes, etc. It is not recommended to take for headache due to Yin deficiency. Adverse effects are not clear. Caution should be exercised if the patient has deficiency of spleen and stomach (weak and cold spleen and stomach). If there is a need for medication, it should be used correctly under the guidance of a physician, and should not be used blindly or change the way of using the drug to avoid adverse effects.