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).
The recommended starting dose is 30 mg once daily in the morning in patients ages 6 and above. Dosage may be adjusted in increments of 10 mg or 20 mg at approximately weekly intervals up to maximum dose of 70 mg/day. Patients may be maintained on their optimal dose [see Clinical Studies (14.1)].