A member asked:

On 150mg topamax (topiramate). want to start birth control pill, heard it can decrease effectiveness but only when taking over 200mg. is this true, should i worry?

A doctor has provided 1 answer
Dr. Ron Jones answered

Specializes in Family Medicine

Correct: Topamax (topiramate) over 200mg with combo-oral contraceptives will reduce the effectiveness of the estrogen portion of the contraceptive and decrease its effectivenesss.

Answered 8/7/2018

4.9k views

Thank

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