Modalert is a trading name of Modafinil. Modafinil is a narcoleptic for prescription medications. It is associated with improved mental performance of sleep-deprived State, which increases the alertness and prevents sleep. Modaler is considered to be the best memory booster, it exalts the memory and cognition. It is a powerful and very famous supplement nootropic (additions, mainly to pick up your brain effects) category.