If you have a pelvic infection, get infections easily, or have certain cancers, don't use Mirena. Less than 1% of users get a serious pelvic infection called pelvic inflammatory disease (PID). If you have persistent pelvic or stomach pain or if Mirena comes out, tell your healthcare provider (HCP)... Continue below
You may experience pain, bleeding or dizziness during and after placement. If your symptoms do not pass within 30 minutes after placement, Mirena may not have been placed correctly. Your healthcare provider will examine you to see if Mirena needs to be removed or replaced.
You and your partner should not feel Mirena during intercourse. Mirena is placed in the uterus, not in the vagina. Sometimes your partner feels the threads. If this occurs, talk with your healthcare provider.
If you ever have trouble finding the threads or feel more than just the threads, Mirena may not be in the right position and may not prevent pregnancy. Use nonhormonal back-up birth control (such as condoms and spermicide) and ask your healthcare provider to check that Mirena is still in the right place.
About half the height
of a sugar packet.*
About the same height
as a set of stacked dice.*
*Sizes shown are for comparison only.