coolisolation4825 - Levonorgestrel Ethinyl Estradiol Pill: Side effects,... However the sooner a woman takes Plan B, the simpler the drug is. The McKinley Health Center on the College of Illinois notes that Plan B is ninety five p.c efficient when taken inside 24 hours; the effectiveness drops to 61 % if taken forty eight to 72 hours after intercourse.

Apr 12, 2017 10:37AM

Levonorgestrel Ethinyl Estradiol Pill: Side effects,... However the sooner a woman takes Plan B, the simpler the drug is. The McKinley Health Center on the College of Illinois notes that Plan B is ninety five p.c efficient when taken inside 24 hours; the effectiveness drops to 61 % if taken forty eight to 72 hours after intercourse.