How long does it take to get an injection if a dog scratches it with its paws?

If a dog scratches it with its paws, if you are not sure of the dog’s health and have not been vaccinated, you should try to get an injection within 24 hours. If you do not get the injection for various reasons, If you get the injection within 24 hours, as long as you don't get sick, you should get the injection as soon as possible, which can have a certain immune effect. If the dog is raised at home, has been vaccinated and dewormed on time, is in good health, and has not been hurt or licked by other dogs, then injections are not required.