An IUD is a small, T-shaped device that’s placed in your uterus. It must be prescribed by a doctor, who will place it in your uterus during an outpatient procedure. Five brands of IUDs approved ...

Medically reviewed by Renita White, MD An intrauterine device (IUD) is a small, plastic, T-shaped device that is inserted ...

Hormonal IUDs may begin working immediately or take up to seven days to become effective, lasting anywhere from three to eight years, depending on the brand. Nonhormonal (copper) IUDs start ...