Metronidazole
Flagyl, First-Metronidazole, MetroGel, MetroLo-tion, MetroCream, Rosadan, Noritate, Vandazole, Nuvessa, and generics
Antibiotic, antiprotozoal
| B | 3 | Yes | Yes | No |
| Key |
- Tabs: 250, 500 mg
- Caps: 375 mg
- Oral suspension: 50 mg/mL
- First-Metronidazole: 50 mg/mL (150 mL); contains sodium benzoate and saccharin
- Ready-to-use injection: 5 mg/mL (100 mL); contains 28 mEq Na/g drug
- Gel, topical:
- Rosadan and generics: 0.75% (45 g)
- MetroGel and generics: 1% (55, 60 g)
- Lotion (MetroLotion and generics): 0.75% (59 mL); contains benzyl alcohol
- Cream, topical:
- MetroCream, Rosadan, and generics: 0.75% (45 g); contain benzyl alcohol
- Noritate: 1% (60 g); contains parabens
- Gel, vaginal:
- Vandazole and generics: 0.75% (each applicator delivers ∼5 g of gel containing ∼37.5 mg metronidazole); contains parabens (70 g with 5 applicators)
- Nuvessa: 1.3%: (each applicator delivers ∼5 g containing ∼65 mg metronidazole); contains parabens and benzyl alcohol (1 prefilled applicator)
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Citation
Hughes, Helen K., and Lauren K. Kahl, editors. "Metronidazole." Harriet Lane Handbook, 23rd ed., Elsevier, 2024. Harriet Lane, www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/310344/2/Metronidazole.
Metronidazole. In: Hughes HKH, Kahl LKL, eds. Harriet Lane Handbook. Elsevier; 2024. https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/310344/2/Metronidazole. Accessed April 18, 2026.
Metronidazole. (2024). In Hughes, H. K., & Kahl, L. K. (Eds.), Harriet Lane Handbook (23rd ed.). Elsevier. https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/310344/2/Metronidazole
Metronidazole [Internet]. In: Hughes HKH, Kahl LKL, editors. Harriet Lane Handbook. Elsevier; 2024. [cited 2026 April 18]. Available from: https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/310344/2/Metronidazole.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Metronidazole
ID - 310344
ED - Hughes,Helen K,
ED - Kahl,Lauren K,
BT - Harriet Lane Handbook
UR - https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/310344/2/Metronidazole
PB - Elsevier
ET - 23
DB - Harriet Lane
DP - Unbound Medicine
ER -

Harriet Lane Handbook

