Intraabdominal (w. metronidazole): 500mg every 12hrs for 7–14 days. Bone and joint: 500–750mg every 12hrs for at least 4–8 weeks. Infectious diarrhea: 500mg every 12hrs for 5–7 days.

Cost differences should be considered when choosing between vancomycin and metronidazole therapy. Because vancomycin capsules are significantly more expensive than a vancomycin suspension ...