Because it is a prescription-only medication, you cannot legally purchase it "by the piece" or over the counter. Here is how you can obtain it legally:

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In the United States and many other countries, (brand name Nuvigil ) is a Schedule IV controlled substance , meaning it is illegal to buy without a valid prescription from a licensed healthcare provider.

: Visit a physician to discuss symptoms like excessive daytime sleepiness, which may be caused by conditions such as narcolepsy, obstructive sleep apnea, or shift work sleep disorder.

: You can use verified online pharmacy services that require a prescription. Some platforms also offer telemedicine consultations where a doctor can evaluate you and issue a prescription if appropriate.

: Since brand-name Nuvigil can be expensive, you can ask for the generic version (armodafinil) or use savings tools like GoodRx or the Nuvigil Patient Assistance Program to find lower prices at participating pharmacies.