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Drug Interactions between Invirase and Tyzeka

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

  • Invirase (saquinavir)
  • Tyzeka (telbivudine)

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Interactions between your drugs

No interactions were found between Invirase and Tyzeka. This does not necessarily mean no interactions exist. Always consult your healthcare provider.


A total of 610 drugs are known to interact with Invirase.


A total of 176 drugs are known to interact with Tyzeka.

Drug and food interactions


saquinavir food

Applies to: Invirase (saquinavir)

Food can enhance the levels of saquinavir in your body. Saquinavir should be taken with meals or within 2 hours after eating. This will make it easier for your body to absorb the medication. Grapefruit can raise the levels of saquinavir in your body. Discuss the use of grapefruit products with your doctor. Do not increase or decrease the amount of grapefruit products in your diet 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.

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.