If you are knocked and have a wound, it is best to go to the hospital for a checkup first. If the wound is shallow and there is no obvious bleeding, the doctor will suggest applying topical medication such as povidone-iodine solution or Pepto-Bismol, and the wound will gradually get better as time goes on. However, if the wound is deep, it needs to be debrided, sutured if possible, given a tetanus shot to prevent serious complications, and depending on the condition of the wound, it may need to be treated with oral antibiotics or antibiotic infusion. After the trauma not only to deal with the wound, but also in other aspects have to pay attention to, such as do not eat too spicy food, do not drink rich in alcoholic beverages, can be appropriate to more intake of vitamin-rich and fiber-rich foods, such as fruits and vegetables. Appropriate intake of high-quality protein, such as fish, shrimp and so on. Local wounds should not be exposed to water to prevent infection, and local wounds should reduce activities to prevent the local incision from bleeding again, affecting the healing of the incision.