After being scratched by a dog, if the skin is intact and not broken, this situation does not matter and does not require special treatment. If the skin is scratched by a dog, rabies vaccination is required, and if there is bleeding, rabies immunoglobulin needs to be injected. After being scratched by a dog, the need for treatment depends on whether the skin is intact. If the skin is intact and there is no pain after wiping with alcohol, no special treatment is needed for this condition. If there is pain after wiping with alcohol, this indicates a break in the mucous membrane of the skin and requires rabies vaccination. If you are unable to determine whether the skin is broken after being scratched by a dog, you can wipe the wound with a cotton swab dipped in alcohol. If the wound is painful, it indicates a break in the mucous membrane and requires rabies vaccination. If there is no obvious pain after wiping with alcohol, the skin is intact and does not require special treatment. If you are unable to judge for yourself after being scratched by a dog, you can go to a hospital outpatient clinic with rabies disposal qualifications to determine the best treatment plan under the professional diagnosis of a doctor.