How Much Do You Know About Contraception?

About half of all pregnancies are unplanned, says the American College of Obstetricians and Gynecologists. But women today have many safe and reliable options to choose from if they want to prevent pregnancy. Contraception, or "birth control," can be a drug, device, or method. Test your knowledge of contraception by taking this quiz.

1. Which methods of contraception require a prescription?