Following a single intravenous dose of metronidazole 500 mg, 4 healthy subjects who underwent gastrointestinal endoscopy had peak gastric juice metronidazole concentrations of 5–6 mcg/mL at one ...

A prospective, randomized, controlled clinical trial compared metronidazole 250 mg orally four times daily with vancomycin 500 mg orally four times daily, each for 10-day courses. [43] Fewer ...