my boyfriend he was rubbing his penis on my buttack and simen fall near my vejina but not in vejina,and after that i passed urine ,washed nicely with soap,can i get pregnant,i m very much worried,my period is not regular and i use 2 take medicine 4 gting period,after sex 2 days i got period but it is very less and only 4 few hours,i have less blood in body,and nw i m very afraid,what shall i do?i m 26,help me plz