I'd vote for less TV (as in a nature movie on friday night if all other things permit and less sugar, no food coloring or artificial anything, certainly never any highfructose cornsyrup, and absolutley rub some dirt on it.
Then play him that beatles song revolution #9.
Leave off the drugs until he's older and he can have organic mushrooms. Remember "Set and setting" link:
http://en.wikipedia.org/wiki/Set_and_setting