Permissions Icon Permissions. Emergency contraception: Preventing pregnancy after you have had sex. Only one pregnancy per women occurs with levonorgestrel only Table 1. Planning a pregnancy?
We first describe current contraceptive use by age. Sign In or Create an Account. Trussell, J.
This last trend fits in with a general movement towards the medicalization of contraception, a phenomenon that is particularly significant in France Leridon and Toulemon, Take the second one 12 hours later. It acts by competing with progesterone for receptor binding.
A total of women refused to participate and were otherwise excluded unreachable, incomplete questionnaires. Table II.
A follow-up appointment was made within a week of the expected next menstrual period. Emergency contraception has been in use in North America for over two decades. This last trend fits in with a general movement towards the medicalization of contraception, a phenomenon that is particularly significant in France Leridon and Toulemon, View Metrics.