By Sylvia Foley, AJN senior editor

Unintended pregnancy can, in some circumstances, be detrimental to the health of both the women who become pregnant and the children born as a result. And such pregnancies happen far more often than you might think, accounting for nearly half of all pregnancies in this country, with even higher rates among women ages 18 to 24 and low-income women. Yet we have had the means to safely prevent such pregnancies for decades, through emergency contraception. Why isn’t emergency contraception used more often?

That’s a question author Kit Devine explores in “The Underutilization of Emergency Contraception,” one of April’s CE features. First, Devine describes the four methods currently available: conventional oral contraceptives and the copper intrauterine device (IUD)—both are used for birth control and can also be used to prevent pregnancy after intercourse has occurred—and the agents levonorgestrel and ulipristal acetate, which are FDA-approved for emergency contraception. Effectiveness ranges from 51% to 62% (for conventional oral contraceptives) to as high as 99% (for IUDs).

Known and likely barriers to their use include […]