1 Advancing New Standards in Reproductive Health (ANSIRH), Bixby Center for Global Reproductive Health, Department of Obstetrics, Gynecology & Reproductive Sciences, University of California, San Francisco, Oakland.
2 Department of Obstetrics, Gynecology & Reproductive Sciences, University of California, San Francisco.
This JAMA Insights in the Women’s Health series discusses the first over-the-counter progestin-only oral contraceptive available in the US, including its effectiveness, mechanism of action, and accessibility.