metronidazole

drug

Also known as: 1-(2-hydroxyethyl)-2-methyl-5-nitroimidazole

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Last updated

June 30, 2026

Quick Summary

Metronidazole is a drug used to treat infections caused by certain protozoans and anaerobic bacteria. It is particularly effective against Trichomonas vaginalis, amebiasis, and bacterial infections that can survive without oxygen. Metronidazole works by causing damage to or preventing the replication of the organism's DNA. It is also the preferred treatment for giardiasis, an intestinal infection caused by an amoeba.12

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antiprotozoal drug
Metronidazole is usually given orally for the treatment of vaginal infections caused by Trichomonas vaginalis, and it is effective in treating bacterial infections caused by anaerobes (organisms that can survive without oxygen). It affects these organisms by causing nicks in, or breakage of, strands of…
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Metronidazole is usually given orally for the treatment of vaginal infections caused by Trichomonas vaginalis, and it is effective in treating bacterial infections caused by anaerobes (organisms that can survive without oxygen). It affects these organisms by causing nicks in, or breakage of, strands of…
Read More