Serious. These medicines may interact and cause very harmful effects. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.
How the interaction occurs:
Some medicines may speed up your body's metabolism of enzalutamide.
What might happen:
The amount of enzalutamide in your blood may decrease and it may not work as well.
What you should do about this interaction:
Make sure your healthcare professionals (e.g. doctor or pharmacist) know that you are taking these medicines together. Your doctor may want to change your medicine while you are taking enzalutamide.Your healthcare professionals may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.Reference:1.Xtandi (enzalutamide) US prescribing information. Astellas Pharma US, Inc. September, 2014.