Fig. 4
From: Treatment of Clostridium difficile infection in community teaching hospital: a retrospective study

Components of wrong drug by severity. Based on severity, inappropriate drug usage varies. In mild/moderate cases, combination therapy involving metronidazole and vancomycin was incorrectly given the most often. The remaining cases involved vancomycin. In severe cases, inappropriate combination therapy use slightly decreased and metronidazole becomes the most frequently inappropriately given medication. All severe and complicated cases given the wrong drug involved metronidazole