When it comes to medicines, most of us do not want to take a chance. This is why most of us prefer going to a store physically to get medicines. But you know what happens at the stores. First, you need to go there physically which means you have to drive/walk/ride for at least 10-15 minutes. Because DTaP and DT are administered to children less than a year old, the recommended location for injection is the anterolateral thigh muscle. [medical citation needed] However, these vaccines can be injected into the deltoid muscle if necessary. [medical citation needed] A healthcare professional will assess the need for tetanus prophylaxis, which may involve a tetanus vaccine booster and/or tetanus immune globulin (TIG) injection to provide immediate protection against tetanus . What is a tetanus shot ? A tetanus shot is a vaccine that prevents tetanus (lockjaw), a painful bacterial infection that can be fatal. You usually get a series of tetanus shots in childhood.