DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with them first.

This drug should not be used with the following medications because very serious interactions may occur: carbamazepine, certain barbiturates (e.g., phenobarbital, mephobarbital), ergot alkaloids (e.g., ergotamine, dihydroergotamine), rifamycins (e.g., rifampin, rifabutin), ritonavir, sirolimus, St John's wort.

If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting voriconazole.

Many drugs besides voriconazole may affect the heart rhythm (QT prolongation), including amiodarone, dofetilide, pimozide, procainamide, quinidine, sotalol, macrolide antibiotics (such as erythromycin), among others. Therefore, before using voriconazole, report all medications you are currently using to your doctor or pharmacist.

Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: certain HIV non-nucleoside reverse transcriptase inhibitors (e.g., delavirdine, efavirenz, nevirapine), certain HIV protease inhibitors (e.g., amprenavir, darunavir, nelfinavir, saquinavir), drugs removed from your body by certain liver enzymes (such as cyclosporine, methadone, eplerenone, tacrolimus, birth control pills, "blood thinners" such as warfarin, certain chemotherapy drugs such as sunitinib/dasatinib/lapatinib, vinca alkaloids such as vincristine, "statin" drugs such as lovastatin/simvastatin, benzodiazepines such as triazolam/alprazolam, calcium channel blockers such as felodipine, sulfonylureas such as glipizide/glyburide, proton pump inhibitors such as omeprazole), phenytoin.

This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents should call the US National Poison Hotline at 1-800-222-1222. Canada residents should call a provincial poison control center.

NOTES: Do not share this medication with others.

This medication has been prescribed for your current condition only. Do not use it later for another infection unless told to do so by your doctor. A different medication may be necessary in that case.

Laboratory and/or medical tests (e.g., liver function tests) should be performed periodically to monitor your progress or check for side effects. Consult your doctor for more details.

MISSED DOSE: If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

STORAGE: Store at room temperature between 59-86 degrees F (15-30 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.

Information last revised May 2010. Copyright(c) 2010 First Databank, Inc.