it's really simple, keep the aderrall dosage low and only take it on day's when you know you need it to focus (work, school) You don't need speed in your system every day of the damn week. That can only lead to tolerance, abuse, and addiction. When you start to notice a come down, eat a big meal and drink lots of water, you will notice a massive difference and you'll be able to fall asleep. Stay away from anything with high amounts of caffeine and sugar, don't turn your heart into a punching bag. Addy is vascular constrictive, so you may notice some Ed while on it, but that will subside in a day or two. An be cautious with addy, IT ISSS bad for the heart. take it for long enough and you will see for your self.