Bleeding from oral bite can generally be stopped by compression hemostasis or drug hemostasis in order to achieve the purpose of hemostasis, as follows. 1. Pressure hemostasis: by pressing the local area with external force, the lumen of microvessels can be occluded, so as to achieve the effect of hemostasis, such as the use of sterile gauze pressure hemostasis. 2. Drug hemostasis: applicable to wound blood seepage, small arteries or small veins bleeding, commonly used hemostatic drugs, including Yunnan Baiyao, etc., the drug can be placed directly on the bleeding place. The drugs should be used under the guidance of a doctor. If the bleeding in the mouth is serious, or continues to be unrelieved, it is recommended to go to the hospital in a timely manner, and receive regular treatment as soon as possible.