Package	Per tablet	Savings	Price
180 tablets	$0.31	$16	$72 $56
150 tablets	$0.32	$12	$60 $48
120 tablets	$0.33	$9	$48 $39
90 tablets	$0.34	$5	$36 $31
60 tablets	$0.37	$2	$24 $22
30 tablets	$0.40	–	$12

What is this medicine?

MODANIL (modafinil) is a wakefulness-promoting agent. It is used to treat excessive sleepiness caused by narcolepsy, obstructive sleep apnea (OSA), and shift work sleep disorder (SWSD). It works by influencing certain chemicals in the brain that control the sleep-wake cycle.

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What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

• Heart problems or irregular heartbeat

• High blood pressure

• Liver or kidney disease

• History of mental/mood disorders (e.g., depression, mania, psychosis)

• History of alcohol or drug abuse

• An unusual or allergic reaction to modafinil, armodafinil, or other medicines

• Pregnant or trying to get pregnant

• Breast-feeding

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How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow your doctor’s directions carefully.

• For narcolepsy or OSA: Take in the morning once daily.

• For shift work sleep disorder: Take about 1 hour before the start of your work shift.

Take your doses at regular intervals. Do not take more than prescribed. Do not stop taking this medicine unless advised by your doctor or health care professional.

Overdosage: If you think you have taken too much of this medicine, contact a poison control center or emergency room at once.

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What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, skip the missed dose. Do not take double or extra doses.

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What may interact with this medicine?

• Hormonal birth control pills, patches, or implants (effectiveness may be reduced)

• Warfarin

• Cyclosporine

• Medicines for seizures (e.g., phenytoin, carbamazepine)

• Certain antidepressants

• Antifungal medications (e.g., ketoconazole)

• Antianxiety or sleep medicines

This list may not describe all possible interactions. Tell your health care provider about all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs.

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What should I watch for while using this medicine?

• Visit your doctor regularly to monitor your condition and check for side effects.

• This medicine does not replace proper sleep. Continue using other sleep disorder treatments as directed.

• Avoid driving, using machinery, or doing anything that requires full mental alertness until you know how this drug affects you.

• Do not consume alcohol while taking this medicine.

• Hormonal birth control may not be reliable while using this medicine and for one month after stopping it—use alternative contraception.

• Notify your doctor if you experience mood changes, aggression, hallucinations, or suicidal thoughts.

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What side effects may I notice from this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

• Skin rash, hives, or severe allergic reaction

• Swelling of face, lips, tongue, or throat

• Chest pain or irregular heartbeat

• Mental/mood changes (depression, anxiety, hallucinations)

• Shortness of breath

• Suicidal thoughts or behavior

Side effects that usually do not require medical attention (report if they continue or become bothersome):

• Headache

• Nausea

• Dizziness

• Dry mouth

• Insomnia (trouble sleeping)

• Diarrhea

• Loss of appetite

• Nervousness

This list may not describe all possible side effects.

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Where should I keep my medicine?

• Keep out of the reach of children.

• Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F).

• Protect from moisture and heat.

• Do not use after the expiration date.

• Properly discard any unused medicine as advised by your pharmacist or local disposal regulations.