This medication can be used to treat obstructive sleep pane, narcolepsy, and shift work disorder. It is also prescribed for people who have excessive sleepiness during the day or are having trouble staying awake during their work hours. When you first take this Artvigil 150 mg tablet, it may cause side effects such as headaches, nausea, and dizziness. However, these symptoms usually go away on their own within a few days. It is also important to consult a doctor if you notice any serious side effects, such as mood changes or hallucinations. The main ingredient of this medication is Armodafinil, which can increase your wakefulness and alertness. It also helps to prevent drowsiness during the day and promotes the release of neurotransmitters in the brain.