How the interaction occurs:
Some medicines, including carbamazepine, enzalutamide, and rifampin may cause your body to breakdown and process ospemifene more quickly.
What might happen:
The amount ospemifene in your blood may decrease and it may not work as well.
What you should do about this interaction:
Let your healthcare professionals (e.g. doctor or pharmacist) know that you are taking these medicines together.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.Osphena (ospemifene) US prescribing information. Shionogi Incorporated February 26, 2013.