Rabies cannot be contracted from scratches on human teeth. Normal human bodies and teeth do not contain the rabies virus. Rabies is an infectious disease in which the rabies virus invades the central nervous system and causes symptoms. It is usually transmitted to humans by the bite or scratch of a rabies-carrying animal, and the virus-containing aerosol from a bat colony cave can also be transmitted through the respiratory tract, causing illness in humans. The virus can also be transmitted to humans through the respiratory tract by aerosols containing the virus in the caves of bat colonies, causing illness in humans. Normal human body and mouth, saliva, teeth and other parts, does not contain rabies virus, simple teeth bite through the oral mucosa or other parts, will not be infected with rabies virus, will not get rabies. If you are bitten by another person, seek medical attention if necessary to clean the wound and standardize treatment.