hi, I'm 17 and i'm on BC but i constantly 4get 2 take my pill and not very good at keeping up with it....anywho i'm scared i might b pregnant. I'm been nasuas randomly through out the day, my breats feel a lot fuller and a little tender but not much and an ocasional tingly sensastion.... but about 4 days before my period was due i took a Preg. test and it came back negative.....did i take the test 2 soon?