Description
Metronidazole is a nitroimidazole antibiotic for anaerobic bacterial and protozoal infections. It disrupts DNA synthesis and is available orally and intravenously. Common side effects include GI upset and metallic taste; serious neurotoxicity is rare. Alcohol must be avoided during and 48 hours after treatment. This page covers metronidazole in detail, including indications, dosing, and precautions.