dec 30 was the first time i tried adderal my friend has a script of 30 mg xr pills i banged two pills that night i have been banging 4 pills a day through out the day one at a time today at about 1130 am i was really angry and i decided to bang two at once i was fine for a while then i started feeling sick i got a head ache and upset stomach and jittery then i must have passed out i woke up at about 9pm its 530 am and i still dont feel well did i overdose what should i do?