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Drug Interactions between Hismanal and Telzir

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

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Interactions between your drugs

Major

astemizole fosamprenavir

Applies to: Hismanal (astemizole) and Telzir (fosamprenavir)

Astemizole and terfenadine are no longer on the market in the US. Do not take astemizole or terfenadine with any other medication.

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Drug and food interactions

Major

astemizole food

Applies to: Hismanal (astemizole)

Astemizole is no longer on the market in the US. Do not take astemizole with any other medication, food, or beverage.

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Moderate

fosamprenavir food

Applies to: Telzir (fosamprenavir)

Fosamprenavir suspension should be administered on an empty stomach in adults, but with food in pediatric patients to help the taste and compliance. If vomiting occurs within 30 minutes after dosing the suspension, the dose should be repeated. Fosamprenavir tablets may be taken with or without food. 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.

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