Modafinil 200mg Tablets are prescription medications that improve wakefulness and reduce excessive daytime sleepiness. Modafinil belongs to a group of medications called Wakefulness-promoting agents and helps people remain alert, awake, and able to focus.Modafinil 200 mg is frequently used in conjunction with other clinical conditions, e.g., Narcolepsy, Obstructive Sleep Apnea, and Shift Work Sleep Disorder and can be taken for the treatment of those conditions. Modafinil is also used to improve productivity/performance, mental clarity, and cognitive functioning in patients without sleep disorders who use it.