Can Topamax Make Mirena Ineffective?

No interactions were found between Mirena and Topamax. This does not necessarily mean no interactions exist. Always consult your healthcare provider.

Do any medications interfere with Mirena?

Drugs that can interact with Mirena

Be sure to tell your doctor if you take any drugs that could interact with Mirena, such as: blood thinners such as warfarin. barbiturates such as phenobarbital and pentobarbital. steroids such as prednisone, prednisolone, and methylprednisolone.

Does Topamax make birth control ineffective?

Topiramate can make birth control pills less effective, which may result in pregnancy. Before taking topiramate, tell your doctor if you use birth control pills. If you are using oral contraceptives you should be advised of the risk of breakthrough bleeding and unintended pregnancy during topiramate therapy.