“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
References
SHOWING 1-10 OF 17 REFERENCES
Effect on stroke of different progestagens in low oestrogen dose oral contraceptives
- Medicine
- The Lancet
- 1999
- 39
Efficacy and Safety of a Low-Dose 21-Day Combined Oral Contraceptive Containing Ethinylestradiol 20μg and Drospirenone 3mg
- Medicine
- Clinical drug investigation
- 2006
- 24
Effect of different progestagens in low oestrogen oral contraceptives on venous thromboembolic disease
- Medicine
- 1995
- 313
Risk of idiopathic cerebral haemorrhage in women on oral contraceptives with differing progestagen components
- Medicine
- The Lancet
- 1999
- 12