A Brief Introduction to Modafinil Modafinil is an oral smart drug and a prescription drug that helps to reduce excessive daytime sleepiness in people. This drug is mainly prescribed by doctors to treat sleep disorders like narcolepsy, obstructive sleep apnea, and shift work sleep disorder. For this very purpose, it received approval from the U.S. Food and Drug Administration (FDA) in December 1998. This drug is available in various brand versions i.e. Provigil, Modvigil, and Modalert. Not only is this drug used for treating excessive sleepiness but is also used to improve cognition in healthy people. It enhances a person’s reasoning skills, creativity, focus, and concentration, memory, attention, and motivation. Note that this smart drug is known to be the king of smart pills and it is the world’s first safe smart drug. People belonging to different professions and age range use this drug. This drug must not be used, however, without obtaining a prescription from a do...