Metronidazole Vaginal

242 interactions 832 cited references

Also sold as: MetroGel® Vaginal Nuvessa Nuvessa® Vandazole Vandazole®

About Metronidazole Vaginal

Metronidazole is used to treat vaginal infections such as bacterial vaginosis (an infection caused from too much of certain bacteria in the vagina). Metronidazole is in a class of medications called nitroimidazole antimicrobials. It works by stopping the growth of bacteria. Read the full Metronidazole Vaginal drug information page →

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated Aug 9, 2026 · Editorial policy · Data sources

Sources: FDA prescribing information (Structured Product Labeling), the published literature cited in each entry, DDInter 2.0 (a major open-access drug-interaction database), and legacy DrugBank interaction data distributed by the NIH's RxNav service (decommissioned in 2024) — analyzed and reviewed by our pharmacist team. How we build this library →

Most serious with: Pimozide Piperaquine Saquinavir Sparfloxacin Terfenadine Thioridazine

15 Contraindicated 214 Major 13 Moderate

All (242) Contraindicated (15) Major (214) Moderate (13)

Major

Metronidazole Vaginal Cimetidine Tagamet Increased metroNIDAZOLE exposure Details Metronidazole Vaginal Ciprofloxacin An increased risk of QT interval prolongation Details Metronidazole Vaginal Citalopram Celexa An increased risk of QT interval prolongation Details Metronidazole Vaginal Clarithromycin Biaxin Increased risk of QT interval prolongation Details Metronidazole Vaginal Clofazimine An increased risk of QT interval prolongation Details Metronidazole Vaginal Clomipramine Anafranil An increased risk of QT interval prolongation and an increased risk of seizures Details Metronidazole Vaginal Clothiapine Increased risk of cardiac arrhythmias Details Metronidazole Vaginal Clozapine Clozaril An increased risk of QT interval prolongation Details Metronidazole Vaginal Crizotinib Xalkori An increased risk of QT interval prolongation Details Metronidazole Vaginal Cyclobenzaprine Amrix An increased risk of QT interval prolongation Details Metronidazole Vaginal Dabrafenib Tafinlar An increased risk of QT interval prolongation Details Metronidazole Vaginal Dasatinib Phyrago An increased risk of QT interval prolongation Details Metronidazole Vaginal Degarelix Firmagon Increased risk of QT interval prolongation Details Metronidazole Vaginal Delamanid An increased risk of QT interval prolongation Details Metronidazole Vaginal Desflurane Suprane An increased risk of QT interval prolongation Details Metronidazole Vaginal Desipramine Norpramin An increased risk of QT interval prolongation Details Metronidazole Vaginal Deutetrabenazine Austedo An increased risk of QT interval prolongation Details Metronidazole Vaginal Dexmedetomidine Dexased Increased risk of cardiac arrhythmias Details Metronidazole Vaginal Disopyramide Norpace An increased risk of QT interval prolongation Details Metronidazole Vaginal Dofetilide Tikosyn An increased risk of QT interval prolongation Details Metronidazole Vaginal Dolasetron Anzemet An increased risk of QT interval prolongation Details Metronidazole Vaginal Domperidone An increased risk of QT interval prolongation Details Metronidazole Vaginal Donepezil Adlarity Increased risk of QT-interval prolongation and torsade de pointes Details Metronidazole Vaginal Dordaviprone An increased risk of QT interval prolongation Details Metronidazole Vaginal Doxepin Prudoxin An increased risk of QT interval prolongation Details Metronidazole Vaginal Doxifluridine Increased exposure of 5-fluorouracil Details Metronidazole Vaginal Droperidol An increased risk of QT interval prolongation Details Metronidazole Vaginal Ebastine An increased risk of QT interval prolongation Details Metronidazole Vaginal Efavirenz An increased risk of QT interval prolongation Details Metronidazole Vaginal Encorafenib Braftovi Increased risk of QT interval prolongation Details Metronidazole Vaginal Entrectinib Rozlytrek An increased risk of QT interval prolongation Details Metronidazole Vaginal Eribulin Halaven An increased risk of QT interval prolongation Details Metronidazole Vaginal Erythromycin Erythrocin Stearate An increased risk of QT interval prolongation Details Metronidazole Vaginal Escitalopram Lexapro An increased risk of QT interval prolongation Details Metronidazole Vaginal Etrasimod Velsipity Increased risk of transient reduction in heart rate, AV conduction, QT interval prolongation and an increased risk of torsade de p... Details Metronidazole Vaginal Exenatide Bydureon Reduced oral antibiotics absorption and reduced efficacy of oral antibiotics Details Metronidazole Vaginal Famotidine Calmicid An increased risk of QT interval prolongation Details Metronidazole Vaginal Felbamate Felbatol An increased risk of QT interval prolongation Details Metronidazole Vaginal Fexinidazole An increased risk of QT interval prolongation Details Metronidazole Vaginal Fingolimod Gilenya An increased risk of QT interval prolongation Details

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Educational information only, not medical advice. Always confirm interactions with your pharmacist or prescriber before making any change to your medications.