<prompt> Immunoprophylaxis of leprosy is best done by which of the following given choices?MMRKilled ICRC bacillusPlague bacillusAnthrax bacillus  <response>: Maximum work has been done with BCG heat killed M. leprae will be the best answer. In the choices given Cat 2 killed ICRC bacillus is used for Immunoprophylaxis of leprosy. Ref: Park, 20th Edition, Page 286. 