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  • Bacterial infections such as trichomoniasis, giardiasis, amoebiasis, bacterial vaginosis, pelvic inflammatory disease, pseudomembranous colitis, aspiration pneumonia, rosacea, lung abscess, gingivitis, and certain aerobic organisms. Can also be used to treat Helicobacter pylori.
  • Inhibits nucleic acid synthesis in aerobic cells.

  • MedyQuestion
    • A 66 year old man with medical history significant for hypertension and type II diabetes currently being hospitalized for pneumonia begins to develop foul smelling, watery diarrhea on the fourth day of his hospitalization. The patient is started on oral metronidazole and C.diff stool samples are sent. After 3 days on metronidazole, the diarrhea persists. What drug and through which route should it be administered to treat this patient?

    USMLE Step 1

    • A 72 year old man presents to the emergency with abdominal pain that began abruptly last night that woke him from sleep. He had one bloody bowel movement. The pain is localized to the left lower quadrant. Ct scan of the pelvis demonstrates diverticulitis. What 2 antibiotics should be started?

    USMLE Step 1