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Drug Interactions between atazanavir / cobicistat and umeclidinium / vilanterol

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

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Interactions between your drugs

Moderate

atazanavir vilanterol

Applies to: atazanavir / cobicistat and umeclidinium / vilanterol

Atazanavir may increase the absorption of vilanterol from the lungs into the blood stream. You may be more likely to experience cardiovascular side effects such as palpitation, chest pain, irregular heart beat, increased heart and pulse rates, and blood pressure elevations. Talk to your doctor before using these medications if you have a history of heart disease or high blood pressure, or if you have other questions or concerns. The risk of side effects also increases with overuse of vilanterol. Therefore, you should not exceed the dose or frequency of use prescribed by your doctor. 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

cobicistat vilanterol

Applies to: atazanavir / cobicistat and umeclidinium / vilanterol

Cobicistat may increase the absorption of vilanterol from the lungs into the blood stream. You may be more likely to experience cardiovascular side effects such as palpitation, chest pain, irregular heart beat, increased heart and pulse rates, and blood pressure elevations. Talk to your doctor before using these medications if you have a history of heart disease or high blood pressure, or if you have other questions or concerns. The risk of side effects also increases with overuse of vilanterol. Therefore, you should not exceed the dose or frequency of use prescribed by your doctor. 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

Moderate

atazanavir food

Applies to: atazanavir / cobicistat

Food can enhance the levels of atazanavir in your body. To ensure maximal oral absorption, atazanavir should be administered with or immediately after a meal. This will make it easier for your body to absorb the medication.

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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.

See also

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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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