Modalert 200 Pill belongs to the stimulant class of medications, which are used to keep patients awake. Modalert 200 Tablet is a daytime sleep medication that helps you stay awake (narcolepsy). Narcolepsy is a medical condition in which a person has severe daytime sleepiness and sleep episodes, causing them to fall asleep in strange places. It helps you stay awake by promoting wakefulness and reducing the desire to fall asleep during the day, restoring the sleep cycle to its natural form.