Metronidazole is an antiprotozoal drug with antibacterial effects. It is often given orally.

Metronidazole belongs to the family of medicines called anti-infectives. It is often used to treat infections and bacterial and trichomonal vaginitis, as well as a wide variety of systemic infections (including dysentery) and infections of the respiratory tract, bones, joints and stomach. A commonly used brand name of metronidazole is Flagyl. Flagyl is available in oral and parenteral (IV) form and is...