Bitten by a dog, as long as the skin is broken, and the dog has not been vaccinated against rabies, you need to go to the nearest epidemic prevention station for rabies vaccination, because rabies is a malignant infectious disease, which mainly enters the subcutaneous nervous system through the broken skin, and then enters the central nervous system and the onset of the disease, once the onset of the disease, there is no medication, and the mortality rate of up to 100 percent, therefore, bitten by a dog, as long as the skin is broken, you Therefore, a dog bite, as long as the skin is broken, needs to be vaccinated against rabies. The rabies vaccine is administered on the same day of the bite, the third day, the seventh day, the 14th day and the 28th day, with five injections being completed. The rabies vaccine is the only effective weapon that humans have to fight off rabies virus infection.