Modafinil is an eugeroic drug. It is approved by the United States' Food and Drug Administration (FDA) for the treatment of narcolepsy, shift work sleep disorder and excessive daytime sleepiness associated with obstructive sleep apnea.
Read more about Modafinil: Pharmacology, Pharmacokinetics, History, Contraindications and Warnings, Side Effects, Addictive Potential, Patent Protection and Antitrust Litigation, Legal Status, Availability