1, Xi Cao is a Chinese herbal medicine, cold in nature, bitter in flavor. It has the effect of cooling the blood to stop bleeding, activating blood circulation, and relieving cough and expectoration. For the treatment of dry and sore throat, traumatic bleeding, bruises, bruises, bruises on the body, menstrual disorders, cough and phlegm, joint pain, and jaundice caused by biliary tract infections have a good effect. It is not recommended for people with weak body and cold stomach.

2, pregnant women and infants should also be prohibited from taking, because the cress has the role of blood, easy to cause fetal miscarriage; infants and young children's gastrointestinal function is relatively fragile, easy to cause diarrhea.