Difference between tetanus antitoxin and toxoid

Tetanus antitoxin is active immunity, it can neutralize tetanus toxin directly. Due to the low purity of tetanus antitoxin, many people will be allergic to tetanus antitoxin. Before tetanus antitoxin, skin test is needed. If skin test is positive, only tetanus immunoglobulin can be given. Both vaccines belong to vaccines, and the therapeutic effect is the same. Tetanus toxoid is a passive immunity. One of them is tetanus toxoid. It stimulates the immune system to produce corresponding antibodies. This antibody can last for a long time in the human body. When the human body is infected with tetanus bacillus, it can neutralize the toxin produced by tetanus bacillus.