The rabies vaccine and the tetanus vaccine are two completely different vaccines that target two different diseases as well as two different pathogens. The rabies vaccine is a vaccine against rabies virus infection and can be used to prevent the rabies virus from infecting the organism. After vaccination, the body’s immune system recognizes the antigens in the rabies vaccine and encourages the body to produce antibodies against the rabies virus, thus preventing the body from being infected with the rabies virus. Tetanus vaccine is a vaccine used to prevent Clostridium tetani from infecting the body. The tetanus vaccine causes the body to produce antibodies against tetanus and prevents Clostridium tetani from infecting the body. The two vaccines are against two completely different pathogens without any cross-over in immunization effect, and can be administered at the same time to prevent two diseases at the same time.