>>11767835this + L-theanine (either drink a shit ton of green tea or just get some supplements) and maybe creatine. Shit like adderal doesn't help unless you study with it too and it fucks you up long term. Worth noting that the benefits of nicotine are much more significant if your receptors are naive, so if you're not a smoker/vaper, try to limit your consumption till closer to the exam. If this is within the next couple weeks, don't try and take a tolerance break first though because withdrawal symptoms will ruin your study, this applies to caffeine as well.