its weird but i had sex with my girl friend aged 15 years !! iam not sure if she will get pregnant or not but the thing is her last period was 37daes earlier and her period has not occured !!! i had sex with her yesterday for the first time!! and according to my knowledge a girl can get pregnant only during the 14-19 th day after her period !! soo can you help meh out if i should ask her to take an ipill ????