Everything You Need to Know About Hormonal IUDs

Hormonal intrauterine devices (IUDs) are a long-acting form of birth control that are over 99% effective. Hormonal IUDs are small devices that sit in the uterus, releasing tiny amounts of progestin, a synthetic form of the natural hormone progesterone. Progestin helps prevent pregnancy by thickening cervical mucus, thinning the uterine lining, and inhibiting sperm movement. In some cases, hormonal IUDs can also help reduce heavy menstrual bleeding and cramping. What Is a Hormonal IUD? A hormonal IUD is a small, T-shaped contraceptive device healthcare providers insert into the uterus to prevent pregnancy. A hormonal IUD releases small amounts of levonorgestrel (progestin) each day, a synthetic version of the hormone progesterone the body naturally produces. Progestin released from a hormonal IUD prevents pregnancy in several ways, such as: Affects sperm movement, making it more difficult for sperm to reach and fertilize an eggThickens cervical mucus, preventing the sperm from entering...