metronidazole
noun
met·ro·ni·da·zole
ˌme-trə-ˈnī-də-ˌzōl 
: a drug C6H9N3O3 used especially to treat vaginal trichomoniasis, amebiasis, and infections by anaerobic bacteria
Examples of metronidazole in a Sentence
Recent Examples on the Web
Some antibiotics used include ciprofloxacin, norfloxacin, metronidazole, and rifaximin.1 Other treatments may include:
Probiotics (live beneficial bacteria): Probiotics are a potential treatment, but there is a lack of evidence on their effects on SIBO.
—
Amber J. Tresca, Verywell Health, 16 May 2025
Hirsch said doctors in the U.S. would likely use the same first-line BV medications—metronidazole and clindamycin gel—to treat male partners.
—Fran Kritz, Verywell Health, 12 Mar. 2025
Not all these infections are always caused by bacteria susceptible to or can be killed by metronidazole.
—Alex Yampolsky, Verywell Health, 8 Aug. 2024
One option is metronidazole, which comes in a gel or a cream.
—Cindy Kuzma, Health, 16 Mar. 2024
Depending on the infection and the clinic, you might be given the option of oral or vaginal antibiotics (often, clindamycin or metronidazole) to treat BV.
—Mara Santilli, SELF, 21 Mar. 2024
Topical metronidazole can cause stinging or burning.
—Johnstone M. Kim, Verywell Health, 16 Dec. 2023
Kondo thinks metronidazole, also called MZ, could be an attractive tool.
—Isabella Cueto, STAT, 14 June 2023
That work then led to a small, ongoing clinical trial at the University of Louisville studying the effect of metronidazole for post-operative pain after endometriosis surgery.
—Isabella Cueto, STAT, 14 June 2023
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Amber J. Tresca, Verywell Health, 16 May 2025
Hirsch said doctors in the U.S. would likely use the same first-line BV medications—metronidazole and clindamycin gel—to treat male partners.
—Fran Kritz, Verywell Health, 12 Mar. 2025
Not all these infections are always caused by bacteria susceptible to or can be killed by metronidazole.
—Alex Yampolsky, Verywell Health, 8 Aug. 2024
One option is metronidazole, which comes in a gel or a cream.
—Cindy Kuzma, Health, 16 Mar. 2024
Depending on the infection and the clinic, you might be given the option of oral or vaginal antibiotics (often, clindamycin or metronidazole) to treat BV.
—Mara Santilli, SELF, 21 Mar. 2024
Topical metronidazole can cause stinging or burning.
—Johnstone M. Kim, Verywell Health, 16 Dec. 2023
Kondo thinks metronidazole, also called MZ, could be an attractive tool.
—Isabella Cueto, STAT, 14 June 2023
That work then led to a small, ongoing clinical trial at the University of Louisville studying the effect of metronidazole for post-operative pain after endometriosis surgery.
—Isabella Cueto, STAT, 14 June 2023
Cite this Entry
“Metronidazole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/metronidazole. Accessed 23 Jul. 2025.
Copy CitationMedical Definition
metronidazole
noun
met·ro·ni·da·zole
ˌme-trə-ˈnīd-ə-ˌzōl
: an antiprotozoal and antibacterial drug C6H9N3O3 used especially to treat vaginal trichomoniasis, amebiasis, and infections by anaerobic bacteria see flagyl
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