Artvigil 250 mg contains armodafinil, a prescription medicine used to promote wakefulness in adults with certain sleep-related conditions. If you're considering Artvigil 250 mg, it's useful to understand how it works, its potential benefits, dosage guidance, and possible side effects. This discussion can help users share general experiences while keeping in mind that individual responses may vary and the medicine should be used only under appropriate medical guidance.