What are the different types of IUDs?
The two most common types of IUDs are the copper IUD and the hormone-releasing IUD. Both types are shaped like a “T,” and both have strings attached to them. This string hangs down into your vagina (vah-JEYE-nah). Checking the string can help you and your caregiver make sure that your IUD is still in place. Your caregiver will help you decide which IUD is best for you. • Copper: This type of IUD works by slowly releasing a small amount of copper into your uterus. It must be removed and replaced by a caregiver about every ten years. • Hormone-releasing: This type of IUD works by slowly releasing a small amount of the hormone progesterone (proh-JES-te-rohn) into your uterus. Progesterone is a chemical that is normally made by your body to help control your periods. A hormone-releasing IUD must be removed and replaced every one to five years. How does an IUD work? IUDs are thought to prevent pregnancy by making the womb “unfriendly” to sperm and eggs. Sperm is either killed, or kept from
