Modafinil in the United States: Schedule IV, Provigil and Prescriptions

Modafinil is a Schedule IV controlled substance in the US. Bring a valid prescription and original packaging. Provigil is prescription-only locally.

Quick reference

Drug class: Wakefulness-promoting agent
Controlled substance: Yes, Schedule IV under the US Controlled Substances Act
Prescription required: Yes
Available locally: Yes, sold as Provigil
Storage: Room temperature (20–25°C), away from moisture and light
Max supply to carry: No federal import cap for personal use with a valid prescription; supply should not exceed a reasonable personal quantity for the trip duration
Key document: Valid prescription in your name, plus a doctor's letter stating the medication, dose, quantity, and your diagnosis
Emergency alternative: Contact the prescribing doctor back home for a written authorisation, then present it at a US pharmacy alongside a local consultation to obtain a new prescription.

Travelling to the United States with modafinil: what changes

Modafinil, sold in the United States as Provigil (and internationally as Alertec in Canada and Modiodal in France, Spain, Italy, Greece, and Japan), is classified as a Schedule IV controlled substance under the US Controlled Substances Act. That means you need a valid prescription to carry it across the border and to obtain a refill domestically. Because the US has one of the most developed pharmacy networks in the world, local supply of Provigil is reliable, but the cost without insurance is high.^[1]

Medical disclaimer: This guide is for informational purposes only and does not constitute medical advice. Always consult your prescribing doctor before travelling with medication, particularly regarding supply quantities, storage requirements, and import documentation.

Before you travel

Documentation for travelling to the United States with modafinil

Because modafinil is a Schedule IV controlled substance, US Customs and Border Protection (CBP) requires that you carry a valid prescription in your name when importing controlled substances for personal use. A supporting doctor's letter adds credibility at the border and at any pharmacy where you seek a refill. Carry the prescription and letter as printed documents, not only on your phone.^[2]

Pre-travel paperwork timeline

T-30 days
Book an appointment with your prescribing doctor to ensure your prescription is current and covers the full duration of your trip. Request a signed doctor's letter on clinic letterhead.Current prescription
T-14 days
Confirm the prescription is dated within a reasonable period before travel (many US pharmacies will not fill a prescription issued more than 12 months earlier). No import permit is required for Schedule IV substances brought in personal quantities.Doctor's letter
No advance permit required by CBP for Schedule IV medications in personal-use quantities. The prescription itself is sufficient.
T-7 days
Collect your medication in original pharmacy-labelled packaging. Confirm the label shows your name, the prescriber's name, the drug name, dosage, and quantity.Pharmacy-labelled pack
T-1 day
Print all documents. Pack medication in carry-on luggage in original packaging with label visible. Place a copy of the prescription in your checked bag as a backup.
T-0 (border)
Declare any controlled substance if asked on the CBP declaration form. Present prescription and doctor's letter together if a CBP officer questions the medication.

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What your doctor's letter must include

Full name, medication name (modafinil and Provigil or your home-country brand), dose and frequency, quantity carried, condition name, doctor's signature and registration number, and clinic letterhead. A letter in English is sufficient for the United States. No notarisation or apostille is required.

The United States uses English as its primary official language, so no translation of your documents is needed if they are already in English. If your prescription or letter is in another language, have it translated and bring both versions.

How much modafinil to bring

CBP policy permits travellers to bring a personal-use quantity of a Schedule IV controlled substance with a valid prescription. There is no specific day-count cap published for Schedule IV personal imports, but bring only what you need for the trip. Carry 10–15% extra to cover delays or missed doses, and keep all medication in one clearly labelled container. Obtaining a refill locally is possible but requires a new US prescription, which adds cost and time.^[3]

Split your supply

Pack your main supply in carry-on luggage and a backup quantity in your checked bag. If one bag is delayed or lost, you still have medication. Keep both in original packaging with pharmacy labels intact.

Packing and storing modafinil for travel

Modafinil tablets should be stored at controlled room temperature between 20°C and 25°C, away from light and moisture.^[6] No refrigeration is required, which makes transit straightforward. Keep tablets in their original blister or bottle, loose pills in an unlabelled container can create difficulties at security or customs. During layovers in hot climates, keep the medication in your carry-on rather than in a bag stored in an overhead locker exposed to direct sun through a window.

At the airport and border

Airport security with modafinil

The Transportation Security Administration (TSA) permits prescription medications in carry-on and checked baggage. Modafinil tablets are solid and are not subject to the 100ml liquid rule. You are not required to declare medication to TSA, but keeping your prescription accessible speeds up any secondary inspection. TSA officers may refer controlled substances to law enforcement if the quantity is inconsistent with a valid prescription.

Customs and medication import rules for the United States

CBP requires travellers to declare all medications when entering the United States if asked on the customs form. No advance import permit is required for Schedule IV substances carried in personal-use quantities with a valid prescription. If a CBP officer questions your supply, present your prescription and doctor's letter together. Carrying a quantity that far exceeds personal use without documentation can result in the medication being confiscated.

Controlled substance warning

Modafinil is a Schedule IV controlled substance under the US Controlled Substances Act. Travelling without a valid prescription in your name risks confiscation at the border and potential referral to law enforcement. Always carry the original pharmacy-labelled packaging alongside your prescription.

While in country

Modafinil availability in the United States

Brands of modafinil sold in the United States

Brand name	Indication	Formulation	Supply note
Provigil	Narcolepsy, obstructive sleep apnoea, shift work disorder	Oral tablet (100 mg, 200 mg)	Brand available; generic modafinil widely stocked at retail pharmacies

Provigil and generic modafinil are widely available at US retail pharmacies including CVS, Walgreens, and Walmart. A local prescription from a US-licensed physician is required; your existing foreign prescription cannot be dispensed directly by a US pharmacist. Without insurance, the cash price for 30 tablets of 200 mg generic modafinil is approximately $30–$80 (~€26–€69), while brand-name Provigil can exceed $800 (~€686) for 30 tablets without a manufacturer coupon.^[4]

Finding a doctor who can prescribe modafinil in the United States

Because modafinil is a Schedule IV controlled substance, US federal law prohibits prescribing or dispensing Schedule IV drugs via telemedicine without an existing in-person patient relationship in most circumstances. You will need an in-person consultation with a US physician, typically a sleep specialist or neurologist, to obtain a new prescription.^[5] See our United States healthcare guide and corresponding city guides for more information on prescriber options.

Urgent care centres and walk-in clinics generally will not prescribe controlled substances to new patients. An initial specialist consultation costs approximately $200–$400 (~€171–€343) without insurance.^[5]

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Storing modafinil while in the United States

Modafinil does not require refrigeration, so standard hotel or Airbnb storage is adequate. Avoid leaving tablets in a car dashboard or any environment where temperatures can climb above 30°C, particularly in southern states during summer. If you are travelling across multiple US time zones, keep medication in a consistent spot in your luggage to avoid misplacing it.

Emergencies

What to do if something goes wrong with your modafinil in the United States

If your modafinil is lost or stolen, file a police report immediately, as US pharmacies and physicians may require it when assessing a replacement request for a controlled substance. Contact your prescribing doctor back home for written authorisation confirming your prescription, then use that documentation to support an in-person consultation with a US physician.

If you run out unexpectedly, your only legal pathway to a refill is a new prescription from a US-licensed doctor after an in-person consultation. Generic modafinil is readily available at CVS, Walgreens, and Walmart once you have a local prescription. GoodRx coupons can reduce the cash price of 30 tablets to under $30 (~€26) at participating pharmacies.

“”

I take modafinil by prescription. / I need to see a doctor urgently. / Where is the nearest pharmacy? / My medication was lost and I need a replacement.

The US emergency number is 911 for ambulance, police, and fire. For non-emergency urgent care, most cities have walk-in urgent care clinics that can handle general health concerns, though they cannot prescribe controlled substances to new patients.

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Frequently asked questions

Is modafinil legal in the United States?

Modafinil is legal in the United States when prescribed by a licensed physician. It is classified as a Schedule IV controlled substance under the Controlled Substances Act, so possession without a valid prescription is a federal offence.

Can I bring modafinil into the United States without a permit?

No advance import permit is required for Schedule IV substances brought in personal quantities, but you must carry a valid prescription in your name. CBP officers can question or confiscate medication without proper documentation.

Is Provigil available in US pharmacies without insurance?

Yes, Provigil and generic modafinil are widely stocked at US retail pharmacies. Brand-name Provigil costs approximately $800 (~€686) for 30 tablets without insurance, while generic modafinil costs $30–$80 (~€26–€69) and can be reduced further with discount cards such as GoodRx. A new US prescription from a licensed physician is required for any dispensing.

Can a US telemedicine service prescribe modafinil to a traveller?

In most circumstances, no. US federal law restricts the prescribing of Schedule IV controlled substances via telemedicine to patients without an existing in-person relationship with that provider. You will need an in-person consultation with a US physician to obtain a new prescription.

What if my modafinil is confiscated at a US airport?

If your medication is confiscated due to missing or insufficient documentation, ask CBP for a written explanation and retain any receipts issued. Contact your prescribing doctor to provide a written authorisation, then seek an in-person consultation with a US physician to obtain a replacement prescription.

Is Modiodal the same as Provigil, and can I use my Modiodal prescription in the US?

Modiodal, sold in France, Spain, Italy, Greece, and Japan, contains the same active ingredient as Provigil. A US pharmacist cannot dispense medication directly against a foreign prescription for a controlled substance, so you will need a new US prescription even if your Modiodal prescription is valid in your home country.

Related practical guide

Modafinil at the Border: What Customs Officers Know That Travellers Don't

Modafinil is legal in dozens of countries but banned or strictly controlled in others. Here is what happens when you cross the wrong border without the right paperwork.

Read the practical guide →

Sources

More guides in United States

Modafinil in other countries

Medication🇬🇧 United Kingdom

Country guide

CountryHealthcare in United States