Vilafinil tablets are used to treat narcolepsy, obstructive sleep apnea, and shift work disorder. They are analeptic drugs. Vilafinil tablets change the way neurotransmitters work in the brain. Fired up the brain: Vilafinil tablets will help you be more alert by firing up your brain. In this way, it helps your brain to breathe faster. For more information visit Smart Finil.