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Will My Medications Interact With Efavirenz?

Some Statin Medications
Efavirenz can decrease the level of certain statin medications in your blood, perhaps making them less effective. Your healthcare provider may need to increase the dose of your statin medication to prevent this.
 
St. John's Wort
Because St. John's wort can greatly reduce the level of efavirenz in your blood, these medications should never be taken together.
 
Warfarin
Efavirenz can interact unpredictably with warfarin. Your healthcare provider may need to monitor you more closely while you are taking both warfarin and efavirenz.
 

Final Thoughts on Drug Interactions With Efavirenz

It is possible that not all drug interactions with efavirenz were discussed in this article. Therefore, you should talk with your pharmacist or healthcare provider about the specific drug interactions that may apply to you.
 

Efavirenz for HIV/AIDS

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