Drug Interactions between amiodarone and futibatinib

Amiodarone may be taken with or without food but should be taken at the same way each time. You should avoid consuming grapefruits and grapefruit juice while taking amiodarone. Do not increase or decrease the amount of grapefruit products in your diet without first talking to your doctor. Grapefruit can raise the levels of amiodarone in your body and lead to dangerous side effects. This can affect the rhythm of your heart. Call your doctor if you have symptoms of irregular heartbeat, chest tightness, blurred vision or nausea.

Grapefruit juice can increase the blood levels of futibatinib. This may increase side effects including dry or inflamed eyes, inflamed cornea, increased tears, disorder of the retina, high phosphate levels in your blood, redness, swelling, peeling or tenderness, mainly on the hands or feet, nails separating from the bed or poor formation of the nail, urinary tract infection, constipation, diarrhea, dry mouth, abdominal pain, fatigue, muscle and joint pain, decreased levels of blood cells (white blood cells, red blood cells, and platelets), and changes in liver function blood tests. You should avoid the consumption of grapefruit and grapefruit juice during treatment with futibatinib. Be sure to take the medication at approximately the same time every day to maintain consistent blood levels and effects. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. 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.