It is unbearable to see, any of the family member is dealing with uncontrolled symptoms because of ADHD. Modavigil or provigil one of the solution to deal with the symptoms. People usually buy provigil online for ADHD. But its purpose is treat the narcolepsy issue. Which indirectly helps to the ADHd patients. It has two different doses Provigil 100 mg, and Provigil 200 mg.