I don’t know if anyone’s gonna know the answer to this, but im on the IUD & recently got prescribed topamax. the pharmacist is telling me it will cancel it out, but someone else is telling me it won’t. does anyone have any idea if it will or won’t?? Google is also telling me it won’t.
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Topamax affects the absorption of estrogen so if your IUD is estrogen based it would lower the effectiveness but as far as I know all hormonal IUDs are progesterone based?
What IUD do you have?

the mirena

Yeah I would ask again maybe there was some misunderstanding? I read some research articles too and found nothing even found other people saying that their doctor recommended an IUD