Modalert 200 is a brand name for a medication called Modafinil. It's primarily used to treat excessive sleepiness caused by narcolepsy, obstructive sleep apnea, and shift work sleep disorder. Modafinil is also sometimes used off-label as a cognitive enhancer or "smart drug" due to its ability to promote wakefulness and improve focus. https://www.alldayawake.com/au/modalert-200/