VFEND (oral/injection)

Generic name:voriconazole (oral/injection) [ vor-i-KON-a-zole ]
Drug class:Azole antifungals

Medically reviewed by Drugs.com on Sep 24, 2020. Written by Cerner Multum.

What is voriconazole?

Voriconazole is an antifungal medicine that is used to treat infections caused by yeast or other types of fungus.

Voriconazole may also be used for purposes not listed in this medication guide.

Warnings

Tell your doctor about all your current medicines and any you start or stop using. Many drugs can interact, and some drugs should not be used together.

Before taking this medicine

You should not use voriconazole if you are allergic to it.

Many drugs can interact and cause dangerous effects. Some drugs should not be used together with voriconazole. Your doctor may change your treatment plan if you also use:

• carbamazepine;

• cisapride;

• efavirenz;

• pimozide;

• quinidine;

• rifabutin, rifampin;

• ritonavir;

• sirolimus;

• St. John's wort;

• certain barbiturates (mephobarbital, phenobarbital); or

• "ergot" migraine headache medicines (dihydroergotamine, ergotamine, ergonovine, methylergonovine).

Tell your doctor if you have ever had:

• heart disease, or a heart rhythm disorder;

• high or low levels of calcium, potassium, or magnesium in your blood;

• liver or kidney disease; or

• trouble digesting sugar or dairy products (voriconazole tablets contain lactose, voriconazole liquid contains sucrose).

Voriconazole may harm an unborn baby. Use effective birth control to prevent pregnancy, and tell your doctor if you become pregnant.

Voriconazole can interact with certain birth control pills, which may increase side effects. Ask your doctor about the best form of birth control to use during trea...