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Drug Interactions between Mavyret and Urelief Plus

This report displays the potential drug interactions for the following 2 drugs:

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Interactions between your drugs

Moderate

butabarbital glecaprevir

Applies to: Urelief Plus (butabarbital / hyoscyamine / phenazopyridine) and Mavyret (glecaprevir / pibrentasvir)

Butabarbital may reduce the blood levels of glecaprevir in some patients, which may make the medication less effective in treating hepatitis C infection. Talk to your doctor if you have any questions or concerns. 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.

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Drug and food interactions

Major

butabarbital food

Applies to: Urelief Plus (butabarbital / hyoscyamine / phenazopyridine)

Ask your doctor before using butabarbital together with ethanol, 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.

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Moderate

glecaprevir food

Applies to: Mavyret (glecaprevir / pibrentasvir)

Food may help the absorption of glecaprevir. You should take this medication with food as directed.

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Moderate

hyoscyamine food

Applies to: Urelief Plus (butabarbital / hyoscyamine / phenazopyridine)

Ask your doctor before using hyoscyamine together with ethanol. Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking hyoscyamine. You should be warned not to exceed recommended dosages and to avoid activities requiring mental alertness. If your doctor prescribes these medications together, you may need a dose adjustment to safely take this combination. 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.

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Therapeutic duplication warnings

No warnings were found for your selected drugs.

Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.


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Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.