How the interaction occurs:
The cause of the interaction is not known. When these two medicines are taken together, your body may process one or both medicines more quickly.
What might happen:
The blood levels and effects of both medicines may decrease.
What you should do about this interaction:
Contact your doctor if you or anyone else notices a decrease in control of your seizures.Your healthcare professionals (e.g. doctor or pharmacist) may already be aware of this drug interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.
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