Heavy menstrual bleeding, also known as menorrhagia, is a common condition that has a significant impact on quality of life. About 1 in 20 women ages 30-49 will consult a doctor about heavy menstrual bleeding each year. The Mirena intrauterine system (IUS) is a hormone-releasing IUD. In addition to providing long-acting reversible contraception, the Mirena is also an effective treatment for heavy periods. Here, we’ll go over everything you need to know to understand how the Mirena can be used to treat heavy menstrual bleeding, and whether it might be a good option for you.