Four Decades of research on Hormonal Contraception
Diana B Petitti, MD, MPH; Stephen Sidney, MD, MPH
Winter 2005 - Volume 9 Number 1
The first hormonal contraceptive was approved for marketing in the United States in 1960. This contraceptive, known then and now as "the pill," was taken orally and consisted of an estrogen and a progestin designed to be taken by women.