Adrafinil and Modafinil are Nootropics to treat excessive daytime sleepiness associated with Narcolepsy, sleep apnea, or shift work sleep disorder. Their uses can be the same but their onset of action, effectiveness, dosage, and cost vary. Both the Nootropics have similarities in their benefits and off-label uses. They both can be used to improve cognitive functions.
Read a detailed overview of Adrafil vs. Modafinil- Visit here.