After being bitten by a dog, you should promptly flush the wound, disinfect it, and get rabies vaccination as soon as possible. 1. Repeatedly alternate flushing with soapy and alkaline water and water, taking care that the flushing time should be greater than 15 minutes. 2. Disinfection: you can disinfect with iodophor, alcohol and other skin and mucous membrane disinfectants. 3. Vaccinate against rabies: If you have not had a full rabies vaccination within three months, be sure to get vaccinated. There are bleeding wounds that have not been vaccinated against rabies within three months, in addition to the vaccine, anti-rabies serum or rabies human immunoglobulin should also be injected. Rabies is very dangerous, it is recommended to go to the hospital immediately after being bitten by a dog to receive rabies vaccination, so as not to jeopardize the safety of life.