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Drug Interactions between vibegron and voriconazole

This report displays the potential drug interactions for the following 2 drugs:

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Interactions between your drugs

Minor

voriconazole vibegron

Applies to: voriconazole and vibegron

Coadministration with moderate or potent inhibitors of CYP450 3A4 and/or P-glycoprotein (P-gp) may increase the plasma concentrations (AUC) of vibegron, which has been shown in vitro to be a substrate of the isoenzyme and transporter. Although CYP450 3A4 is the predominant enzyme in vibegron metabolism, metabolic pathways have only a minor role in the elimination of vibegron. In a phase 3 Japanese study, coadministration of vibegron (100 mg) with moderate (diltiazem) and potent (ketoconazole) inhibitors of CYP450 3A4, resulted in a 1.6- and 2.1-fold increase in vibegron AUC, respectively, which was not considered clinically significant. No dosage adjustment is recommended when vibegron is administered in combination with moderate or potent CYP450 3A4 and/or P-gp inhibitors.

References (2)
  1. (2025) "Product Information. Obgemsa (vibegron)." Pierre Fabre Ltd
  2. (2019) "Product Information. Gemtesa (vibegron)." Urovant Sciences, Inc, 4691247

Drug and food interactions

Moderate

voriconazole food

Applies to: voriconazole

ADJUST DOSING INTERVAL: Food reduces the oral absorption and bioavailability of voriconazole. According to the product labeling, administration of multiple doses of voriconazole with high-fat meals decreased the mean peak plasma concentration (Cmax) and area under the concentration-time curve (AUC) by 34% and 24%, respectively, when the drug is administered as a tablet, and by 58% and 37%, respectively, when administered as the oral suspension.

MANAGEMENT: To ensure maximal oral absorption, voriconazole tablets and oral suspension should be taken at least one hour before or after a meal.

References (2)
  1. (2002) "Product Information. VFEND (voriconazole)." Pfizer U.S. Pharmaceuticals
  2. Wohlt PD, Zheng L, Gunderson S, Balzar SA, Johnson BD, Fish JT (2009) "Recommendations for the use of medications with continuous enteral nutrition." Am J Health Syst Pharm, 66, p. 1438-67

Therapeutic duplication warnings

No 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

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor 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.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.