Yunnan Baiyao powder can be sprinkled directly on the wound when the wound is not septic, but it should not be sprinkled if the wound is septic. Yunnan Baiyao powder is a common proprietary Chinese medicine, this product has the effect of removing blood stasis and stopping bleeding, detoxification and swelling, etc. It can be used for the treatment of bruises, coughing blood, blood in stools, blood in leakage (excessive menstruation or dripping), sores, swelling and poisoning and soft tissue contusion and other diseases. When the wound appears bleeding, need to clean the wound, and then the Yunnan Baiyao powder sprinkled on the affected area, as a way to stop bleeding and pain, and wait until the bleeding is reduced, you should go to the hospital in a timely manner for treatment. However, if there is pus in the wound, this product should be prohibited, so as to avoid oozing from the wound, and make the wound bacterial growth, which is not conducive to the condition. This product can be used both internally and externally. During the use of the drug, some adverse reactions may occur, such as localized urticaria, nausea and vomiting, generalized itching, etc. In addition, pregnant women and those who are allergic to the product should be prohibited from using this product, and allergic individuals and those with a history of drug allergy should be cautious of using this product. If patients have the need for medication, it is recommended to go to the hospital in time, use the drug under the guidance of the doctor, avoid blindly use the drug or change the dose, so as not to cause discomfort.