i was on the birthcontrol pill i had unpretected sex july 21 & 22nd.... i stop taking thim on te 21 and my cycle came down on the 23 n went off on the 27. And i had unpretected sex on the 28. n my cycle didn't come on when it was suppose 2 at then end of july. so what should i do wait til this month (( August)) to see if my cycle comes on... Can i b pregnant??? plz help.