A 5yr old boy presents with sore throat for the last two days On examination he has a greyish white pseudomembrane around his tonsils Diphtheria is suspected His brother has recieved last booster 22 months back What prophylactic measure should be adopted for the brother: (A) Prophylaxis with oral erythromycin, (B) Nothing is required, (C) Prophylaxis with erythromyci and diphtheria antitoxin, (D) Immunize with booster of diphtheria toxoid
Answer is B. National immunization schedule the 3 yr old sibling would have recieved a booster b w 16 24 months of age Nothing needs to be given for diphtheriaprophylaxis if booster has been relieved in last 2yrs REF : BAVEJA MICROBIOLOGY