[b][url=https://www.pills4usa.com/product/artvigil-150/]Artvigil 150 mg Armodafinil tablet[/url][/b] is a medication used to improve wakefulness in adults who experience excessive sleepiness due to narcolepsy, obstructive sleep apnea, or shift work disorder. It works by affecting certain substances in the brain that control the sleep/wake cycle. This tablet should be taken orally once a day in the morning with or without food. Common side effects may include headache, nausea, dizziness, and trouble sleeping. It is important to follow the dosage instructions provided by your healthcare provider and not to exceed the recommended dose to avoid potential side effects.