Bleeding from a puppy’s teeth, it is necessary to take a rabies vaccine, because the dog’s teeth may harbor the rabies virus, if the rabies virus through the wounds of the scraped skin, invade the human body, multiply in the human body, so as to produce the rabies virus, the toxin violates the whole body of the muscles or nerves, then there will be the onset of rabies, the mortality rate reaches 99.9%. In addition to the rabies vaccine, if the wound is deeper, it is recommended that you must also take a tetanus shot, that is, the medical point of view of tetanus antitoxin, because tetanus bacillus is an anaerobic bacterium, the most likely is to be hidden in the wound is deeper, and thus multiply inside, if the toxin produced by the violation of the muscle, there will also be a whole body of the muscle spasms, convulsions of the symptom, so if the wound is deeper, you also have to Therefore, if the wound is deep, it is also necessary to pay attention to the injection of tetanus antitoxin to prevent the infection of tetanus bacillus.