Four Decades of research on Hormonal Contraception

Four Decades of research on Hormonal Contraception


Diana B Petitti, MD, MPH; Stephen Sidney, MD, MPH

Winter 2005 - Volume 9 Number 1

http://dx.doi.org/10.7812/TPP/04-129

Introduction

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.

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