A dog bite with unbroken pants but broken skin requires a rabies vaccine. The patient was bitten by a dog and broke the skin indicates that there has been a risk of exposure, there is a risk of infection with rabies virus, for any suspected exposure to the rabies virus, such as animal bites, scratches (including non-bloody mild scratches), broken skin or mucous membranes were licked by the animal, are to be rabies vaccination. Rabies is a kind of fatal disease, after the onset of the mortality rate of almost 100%, up to now in the clinic is not a kind of effective treatment, the patient was rabid dog or is not clear whether the virus is carried by the animal bite, should be injected with rabies vaccine. After being bitten by a dog, it is recommended to carry out standardized treatment as early as possible to reduce the adverse effects.