So if you are taking a three credit hour class (which is standard) then you would expect to spend about 6 to 9 hours per week studying for that class. Just to clarify, in this example studying includes homework, reading, projects, and everything else you have to do for a college class.
Similarities and Differences. Dextroamphetamine and amphetamine (brand name: Adderall) and dextroamphetamine (brand name: Dexedrine) are both central nervous system stimulants. Theyâre approved for the treatment of ADHD and also for narcolepsy (a neurological condition marked by severe daytime drowsiness).
For children age six and older, Adderall should be started at Adderall 5 mg once or twice a day. The dose may be increased by 5 mg every week if needed. In general, the dosage of Adderall should not be more than 40 mg per day total. The first dose of the day should be taken first thing in the morning. If taking Adderall two or three times a day, the next doses should be given after four to six hours.