Drug Interaction Report
1 potential interaction and/or warning found for the following 2 drugs:
- fosphenytoin
- vonoprazan
Interactions between your drugs
fosphenytoin vonoprazan
Applies to: fosphenytoin, vonoprazan
GENERALLY AVOID: Coadministration with potent inducers of CYP450 3A4 may significantly decrease the plasma concentrations of vonoprazan, which is metabolized by the isoenzyme. When coadministered with potent CYP450 3A4 inducers, vonoprazan systemic exposure (AUC) is predicted to decrease by 80%. Reduced efficacy of vonoprazan may occur.
MANAGEMENT: According to the manufacturer, concomitant use of vonoprazan with potent CYP450 3A4 inducers should be avoided.
References (2)
- (2022) "Product Information. Voquezna Dual Pak (amoxicillin-vonoprazan)." Phathom Pharmaceuticals, Inc
- (2022) "Product Information. Voquezna Triple Pak (amoxicillin/clarithromycin/vonoprazan)." Phathom Pharmaceuticals, Inc
Drug and food interactions
No alcohol/food interactions were found with the drugs in your list. However, this does not necessarily mean no food interactions exist. Always consult your healthcare provider.
Therapeutic duplication warnings
No duplication warnings were found for your selected drugs.
Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.
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Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
| No interaction information available. |
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Further information
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