Understanding Modafinil: A Comprehensive Guide What is Modafinil? Modafinil is a medication known for its ability to promote wakefulness. It is commonly prescribed for conditions such as narcolepsy, obstructive sleep apnea, and shift work sleep disorder. Its primary function is to help individuals stay awake and alert, making it particularly useful for those who experience excessive daytime sleepiness. Marketed under various brand names including Provigil, Modalert, and Modvigil, Modafinil has also gained popularity as a…