Soy - Vancomycin Hydrochloride Interaction
Drug: Vancomycin Hydrochloride
Brand names: Firvanq
Medical Content Editor Dr. Brian Staiger, PharmD
Last updated Mar 19, 2023
Vancomycin Hydrochloride is classified as belonging to the following category: Antibiotic Drugs
Theoretically, antibiotics may decrease the activity of soy isoflavones.
Intestinal bacteria are responsible in part for converting soy isoflavones into their active forms. Antibiotics may decrease the amount of intestinal bacteria and decrease its ability to convert isoflavones.
Likelihood of OccurrencePossible
Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists
- Morito K, Hirose T, Kinjo J, et al. Interaction of phytoestrogens with estrogen receptors alpha and beta. Biol Pharm Bull 2001;24:351-6.
Soy - More Interactions
Soy interacts with 599 drugs
Interaction Rating Key
These severity listings are for informational use only. Never start, stop or otherwise change your therapy before speaking with your provider.
|Major||The combined use of these agents is strongly discouraged as serious side effects or other negative outcomes could occur.|
|Moderate||Use cautiously under the care of a healthcare professional or avoid this combination. A significant interaction or negative outcome could occur.|
|Minor||Be aware that there is a chance of an interaction. Watch for warning signs of a potential interaction.|
|Unknown||No interactions have been reported or no interaction data is currently available.|
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Parts of this content are provided by the Therapeutic Research Center, LLC.
DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.
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Drug descriptions are provided by MedlinePlus.