Artvigil 150 mg is a medication containing Armodafinil, known for its effectiveness in promoting wakefulness. It is commonly used to treat excessive daytime sleepiness associated with narcolepsy, obstructive sleep apnea, and shift work disorder. Armodafinil works by affecting certain chemicals in the brain that control the sleep/wake cycle. It is important to follow the dosage instructions provided by a healthcare professional to ensure safe and effective use of this medication.