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Drug Interactions between atazanavir and Seroquel

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

  • atazanavir
  • Seroquel (quetiapine)

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Interactions between your drugs


QUEtiapine atazanavir

Applies to: Seroquel (quetiapine) and atazanavir

Talk to your doctor before using QUEtiapine together with atazanavir. Combining these medications can significantly increase the blood levels of QUEtiapine. You may be more likely to experience side effects such as dizziness; drowsiness; dry mouth; constipation; increased appetite; weight gain; increased blood sugar and cholesterol or triglyceride levels; cognitive and motor impairment; involuntary muscle movements involving the face, tongue, or other parts of the body; difficulty swallowing; low blood pressure (especially at the start of treatment or after a dose increase); blood pressure increases (reported in children and teenagers); priapism (prolonged and painful erection unrelated to sexual activity); irregular heart rhythm; and seizures. Let your doctor know if your condition changes or you experience increased side effects. 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


atazanavir food

Applies to: atazanavir

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.

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.