Drug Interaction Report

Butabarbital may reduce the blood levels and effects of boceprevir, which may reduce its effectiveness in treating hepatitis C. Your doctor may be able to prescribe alternatives that do not interact, or you may need a dose adjustment or more frequent monitoring to safely use 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.

Ask your doctor before using butabarbital together with ethanol (alcohol), this can add to dizziness, drowsiness and other side effects of butabarbital. Be careful if you drive or do activities that require you to be awake and alert. Talk with your doctor before using any medications together, or drinking alcohol with butabarbital. 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.

Food significantly increases the absorption of boceprevir. You should take each dose of boceprevir with a meal or light snack. Taking it on an empty stomach may lead to inadequate blood levels and reduced effectiveness of the medication.