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Drug Interactions between tovorafenib and Votrient

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

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Interactions between your drugs

Moderate

PAZOPanib tovorafenib

Applies to: Votrient (pazopanib) and tovorafenib

Consumer information for this interaction is not currently available.

MONITOR: Coadministration with inhibitors of CYP450 2C8 may increase the plasma concentrations and effects of tovorafenib, which has been found in vitro to be primarily metabolized by CYP450 2C8 and aldehyde oxidase, and to a lesser extent, by the isoenzymes CYP450 3A, 2C9, and 2C19. Increased plasma concentrations may increase the risk for adverse drug reactions including but not limited to, hemorrhage, skin toxicity, photosensitivity, hepatotoxicity, and reduced growth velocity in patients 18 years of age or younger. However, data from formal clinical drug interaction studies are not available.

MANAGEMENT: Caution is advised if tovorafenib is prescribed in combination with CYP450 2C8 inhibitors. Patients should be monitored for the development of hemorrhage, skin toxicity, photosensitivity, hepatotoxicity, and, in patients 18 years of age or younger, reduced growth velocity. Alternative therapy may need to be considered if a drug interaction is suspected.

References

  1. (2024) "Product Information. Ojemda (tovorafenib)." Day One Biopharmaceuticals, Inc.

Drug and food interactions

Major

PAZOPanib food

Applies to: Votrient (pazopanib)

Do not consume grapefruit or grapefruit juice during treatment with PAZOPanib unless directed otherwise by your doctor. Grapefruit juice can increase the blood levels of PAZOPanib, which may lead to an increased risk of serious side effects such as liver damage, irregular heart rhythm, bleeding, high blood pressure, heart attack, and stroke. Taking PAZOPanib with food can also significantly increase its absorption and levels in the blood. Therefore, you should take PAZOPanib on an empty stomach, at least one hour before or two hours after eating. Call your doctor immediately if you develop fever, chills, joint pain or swelling, unusual bleeding or bruising, skin rash, itching, loss of appetite, fatigue, nausea, vomiting, dark colored urine, and/or yellowing of the skin or eyes, as these may be signs and symptoms of liver damage. You should also seek immediate medical attention if you experience signs and symptoms that could indicate cardiovascular problems such as sudden dizziness; lightheadedness; fainting; fast or pounding heartbeats; chest pain or tightness; pain in your arms, back, neck, or jaw; shortness of breath; numbness or weakness on one side of your body; and slurred speech or difficulty speaking. 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.