hello sir,i sex with my gf about 19days ago,his last period is on 15th of June,and next period date is 15th of july…after sex i also gave the unwanted 72 pills,but after sex, may be after 6to8 days ,some bleeding is occur,she is pregent or.not??can i use prega news kit??it works accurate result or not??suggest me some pills also…thank you