Corpus ID: 53132361

“Conceiving” the pill : the 45th birthday of the oral contraceptive pill in Europe

@inproceedings{CallejaAgius2006ConceivingTP,
  title={“Conceiving” the pill : the 45th birthday of the oral contraceptive pill in Europe},
  author={J. Calleja-Agius and M. Brincat},
  year={2006}
}
In 1961, the first combined oral contraceptive pill was introduced in Europe. This pill contained ethinylestradiol (0.05mg) and northisterone (4mg). Nowadays, monophasic pill preparations contain a low dose (20–35 μg) of ethinylestradiol in combination with a progestogen. Progestogens include norethisterone and levonorgestrel (second generation); desogestrel and gestodene (third generation); and the newest progestogen, drospirenone (fourth generation). Risks of the combined oral contraceptive… Expand

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