Drug Interaction Report

Consumer information for this interaction is not currently available.

GENERALLY AVOID: Coadministration with moderate to potent inhibitors of CYP450 3A4 and/or inhibitors of P-glycoprotein (P-gp) efflux transporter system may increase the plasma concentrations of ensartinib, which is a substrate of both the isoenzyme and efflux transporter in vitro. Concomitant use may increase the risk and/or severity of adverse events. Clinical data characterizing the extent of this interaction and data with less potent inhibitors are not available.

MANAGEMENT: Concomitant use of ensartinib with moderate to potent inhibitors of CYP450 3A4 and/or inhibitors of P-gp should generally be avoided. Consultation with package labeling and relevant institutional protocols may be advisable for further guidance.

You may take verapamil with or without food, but take it the same way every time. You should avoid consuming grapefruit or grapefruit juice as much as possible during treatment with verapamil. If you have been regularly consuming grapefruit or grapefruit juice with verapamil, do not increase or decrease the amounts of these products in your diet without first talking to your doctor. Grapefruit juice can increase the blood levels and effects of verapamil. Contact your doctor if you experience sudden, unexplained weight gain; swelling of the hands, ankles, or feet; chest pain; or difficulty breathing. Avoid driving or operating hazardous machinery until you know how the medication affects you, and use caution when getting up from a sitting or lying position. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Ask your doctor before using verapamil together with ethanol (alcohol). Verapamil may increase the blood levels and intoxicating effects of ethanol (alcohol). This can cause symptoms of extreme drowsiness, confusion, and nausea. If you experience any of these side effect you should avoid activities requiring mental alertness. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Using verapamil together with multivitamin with minerals can decrease the effects of verapamil. Talk with your doctor before using verapamil and multivitamin with minerals together. You may need a dose adjustment or need your blood pressure checked more often if you take both medications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.