Talk to Pediatrician on Tetanus Vacciniation

Mera beta 9 month ka hogya hai. Uski 9th month wali vaccination hai or main ise goverment wali lag wari hon. Last time unho ne mujhe kaha tha k mujhe tetanus injection lage ga jab baby ki vaccination hogi. Jabke meri pregnancy main hi mujhe 2 tetanus k injection lag chuke hain. Plz mujhe bataye k kiya mujhe yeh injection lagwa a zarori hai ??