<prompt> Drug of choice for Clostridium difficile infection isVancomycinMetronidazoleCeftriaxoneClindamycin  <response>: Drugs used for Clostridium difficile infection are DOC is oral Vancomycin Alternatives are metronidazole and fidoxamicin Monoclonal antibody against Clostridium toxin is bezlotoxumab. 