hi, i and my GF have sex yesterday while she s having her 1st day of menstruation , then i suddenly miscarried and shoot it inside her, then i bought NORDETTE (LEVONORGESTREL/ETHINYL ESTRADIO) 21 white pills for her AFTER 24hrs and take 1 pill, because it is in the direction that take NORDETTE on the 2nd day of mentruation, and continue using till 21th day. is it still possible to get her pregnant?