Metronidazole exerts antibacterial effects in an anaerobic environment against most obligate anaerobes. Once metronidazole enters the organism by passive diffusion and activated in the cytoplasm ...

Metronidazole oral tablet is available in a dose of 500 milligrams (mg). The oral liquid suspension can provide a 400 mg dose. The side effects are similar with both of these oral forms.

Metronidazole ... base 500 mg orally four times a day for 7 days OR Amoxicillin 500 mg orally three times daily for 7 days Alternative regimens for pregnant women Erythromycin base 250 mg orally ...

vial: (250 mg) US$3; Cefotetan 2 g iv ... q.d. Solution: 10 mg/ml (25 vials, 2 ml) US$125 † Metronidazole 500 mg p.o. q 12 h for 14 days Tablets: 500 mg (28 tablets) US$12.12 † Probenecid ...