The first contraceptive pill available for human use in 1960 contained the estrogen mestranol, an ethinyl-estradiol precursor, in a very high concentration (150 mg), and norethynodrel, a 19 ...

Rare is the cultural object that can co-opt unmodified the very category of which it is a part: Even the Bible is referred to as the good book. Yet when people speak of the Pill, you know they don ...

When taken as directed, norgestrel has 98% efficacy in preventing pregnancy in individuals who are adherent to the daily regimen.

Fowler Kennedy Sport Medicine Clinic 3M Centre, University of Western Ontario, London, ON N6A 3K7, Canada Correspondence to: Dr Lebrun, Fowler Kennedy Sport Medicine Clinic 3M Centre, University of ...