IUD (Intrauterine Device) Directory
An IUD is a T-shaped birth control device that a doctor places in a woman's uterus to prevent pregnancy. Follow the links below to find WebMD's comprehensive coverage about how IUDs work, which types are available, pros and cons, and much more.
Medical Reference
What Is the Cervical Shield?
WebMD describes the cervical shield method of birth control, how it works, effectiveness and side effects.
Birth Control and the IUD (Intrauterine Device)
Learn how IUDs -- also called intrauterine devices -- work as birth control.
Birth Control Implants (Contraceptive Implants)
Interested in learning more about the contraceptive implants Nexplanon and Implanon? WebMD has you covered with information on effectiveness, side effects, cost, and removal.
Implants vs. IUDs for Birth Control
IUDs and implants are very safe and effective for birth control. But there are some key differences in how they work. Learn how you get them, how long they last, and side effects.