People at high risk of rabies exposure and those who have been bitten or scratched by animals such as cats and dogs need to be vaccinated against rabies. 1. People at high risk of rabies exposure: mainly including health care workers who may come into contact with rabies patients, laboratory workers who may come into direct contact with the rabies virus, and hunters who may come into contact with wild animals. 2. After being bitten or scratched by cats, dogs and other animals: those who have been bitten or scratched by cats, dogs, rabbits, bats and other animals, with breakage of the skin and mucous membranes, even if there is no obvious bleeding need to be vaccinated against rabies. If there are multiple wounds or open wounds, immunoglobulin is also needed at the same time. In addition, the broken skin or mucous membrane should be actively vaccinated against rabies after being licked by an animal that may be carrying the rabies virus. It should be noted that if you are injured again within six months of completing the vaccination, you generally do not need to be re-vaccinated; if the injury is deeper, you need to be judged again by a doctor. Rabies can only be prevented, can not be treated, and timely injection of rabies vaccine, is the most effective means of preventing rabies. If you need to be vaccinated against rabies, you should not take any chances.