Armodafinil Tablet is used to treat excessive sleepiness caused by narcolepsy or shift work sleep disorder. This tablet is noted to be effective and safe in the treatment of obstructive sleep apnea, circadian rhythm disorders, and narcolepsy. This tablet should be taken as per the doctors prescription and given dosage. It had small sample sizes, they consistently showed improvements on several sleep efficacy rating measures. This tablet is very cost-effective and is available at nominal pricing.