How Does a Copper IUD Work? A copper IUD, or intrauterine device, is a small, T-shaped device made of copper or flexible plastic wrapped in copper. The doctor places it inside your uterus to prevent ...

Copper IUDs are small, T-shaped devices inserted into your uterus to prevent pregnancy. The only available copper IUD in the United States is called Paragard. Copper IUDs prevent sperm from reaching ...

Copper IUDs (intrauterine devices) are a safe and effective type of birth control. It works by preventing sperm from fertilizing any eggs. Learn more about how to determine whether it’s right for you.

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For the first time in more than 40 years, a new hormone-free intrauterine device (IUD) is coming to market in the U.S.—and it’s designed with patients’ comfort in mind, both during the insertion ...

Intrauterine devices (IUDs) do not stop periods, or menstruation. However, a hormonal IUD may result in fewer, lighter periods, while a copper IUD may lead to heavier bleeding and longer periods. IUDs ...