WE HAD SEX ON 01-04-2012 , AFTER THE END DATE OF HER EARLIER PERIOD , WE DID NOT USED CONDOM I GAVE MY SPERM IN HER VAGINA ,AND ATE CONTRACEPTIVE PILL ON 03-04-2012 MORNING , AND SHE DID NOT GET STILL NORMAL PERIOD FROM THAT DAY EVEN EATING OF PAPAYA ETC., NOW DATE IS MAY 20-22 ,HER NORMAL PERIOD WILL COME BY 20-22 OF EVERY MONTH ,IS SHE PREGNENT ,ANSWER ME QUICKLY AM WITH VERY FEAR