Shop products for Metronidazole Vaginal 
Metronidazole (vaginal) is an intravaginal antibiotic used to treat vaginal infections caused primarily by bacteria. Metronidazole is also available as oral and topical medications.
Summary of
Interactions with Vitamins, Herbs, and Foods
In some cases, an herb or supplement may appear in more than one category, which may seem
contradictory. For clarification, read the full article for details about the summarized
interactions.
 May be Beneficial: Supportive
interaction—Taking these supplements may support or otherwise help your medication
work better. |
Zinc |
| Depletion or interference |
None known |
| Side effect reduction/prevention |
None known |
| Reduced drug absorption/bioavailability |
None known |
| Adverse interaction |
None known |
An asterisk (*) next to an item in the summary indicates that the interaction is supported only by weak, fragmentary, and/or contradictory scientific evidence.
Interactions with Dietary Supplements
Zinc
Four women whose vaginal infections caused by trichomonas (one-celled parasites) were not responding to oral and vaginal
metronidazole treatment alone, improved when a zinc sulphate douche was added.1
Controlled research is needed to determine if zinc enhances the effects of metronidazole in
vaginal infections caused by other organisms.
