At the center of the debate: prescription contraceptives. Tim Matsui/Getty Images hide caption

itoggle caption Tim Matsui/Getty Images

Protesters picket in front of the Jacob K. Javits Federal Building in New York City in 2006 for the removal of an age limit on the morning-after pill. Bloomberg/Bloomberg via Getty Images hide caption

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Plan B One-Step might be the only emergency contraceptive available to all ages without a prescription. ASSOCIATED PRESS hide caption

itoggle caption ASSOCIATED PRESS

A small, plastic vaginal ring loaded up with an HIV drug protects monkeys from infection with simian immunodeficiency virus. Julie Sitney/Courtesy of the Population Council hide caption

itoggle caption Julie Sitney/Courtesy of the Population Council

At the International AIDS conference, a female condom fashion show raised awareness about the rising need for more female condoms. Olwin Manyanye of Zimbabwe shows off one of the dresses decorated with a second-generation female condom, called "FC2." Benjamin Morris/NPR hide caption

itoggle caption Benjamin Morris/NPR