..i'm having an irregular menstration eversince i started to have one..i had checked my gyne and she gave me medication..but then i stop bec. i went out of country and did'nt continue with the medicine..and now i have'nt have my period for 3 months and the worst thing is i engaged myself to sex w/o protection 1 week ago..now i'm worried??is it possible to get pregnant even though i don't have my period for three months..i did the pregnancy test and it is negative..but still i'm worried..anyone knew about it..