Modafinil is a wakefulness-promoting drug approved for the treatment of excessive daytime sleepiness in narcolepsy, shift work sleep disorder (SWSD), and obstructive sleep apnea with residual sleepiness despite continuous positive airway pressure (CPAP) therapy. It has also been shown to improve vigilance and mood in people with narcolepsy. https://www.genericmedsaustralia.com/product/buy-modafinil-online/