Do not take this medicine with any of the following medications:
-amphetamine or dextroamphetamine
-dexmethylphenidate or methylphenidate
-medicines called MAO Inhibitors like Nardil, Parnate, Marplan, Eldepryl
-pemoline
-procarbazine

This medicine may also interact with the following medications:
-antifungal medicines like itraconazole or ketoconazole
-barbiturates like phenobarbital
-birth control pills or other hormone-containing birth control devices or implants
-carbamazepine
-cyclosporine
-diazepam
-medicines for depression, anxiety, or psychotic disturbances
-phenytoin
-propranolol
-triazolam
-warfarin

They need to know if you have any of these conditions:
-history of depression, mania, or other mental disorder
-kidney disease
-liver disease
-an unusual or allergic reaction to modafinil, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Visit your doctor or health care provider for regular checks on your progress. The full effects of this medicine may not be seen right away.

This medicine may cause serious skin reactions. They can happen weeks to months after starting the medicine. Contact your health care provider right away if you notice fevers or flu-like symptoms with a rash. The rash may be red or purple and then turn into blisters or peeling of the skin. Or, you might notice a red rash with swelling of the face, lips or lymph nodes in your neck or under your arms.

This medicine may affect your concentration, function, or may hide signs that you are tired. You may get dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Alcohol can make you more dizzy and may interfere with your response to this medicine or your alertness. Avoid alcoholic drinks.

Birth control pills may not work properly while you are taking this medicine. Talk to your doctor about using an extra method of birth control.

It is unknown if the effects of this medicine will be increased by the use of caffeine. Caffeine is available in many foods, beverages, and medications. Ask your doctor if you should limit or change your intake of caffeine-containing products while on this medicine.

Keep out of the reach of children. This medicine can be abused. Keep your medicine in a safe place to protect it from theft. Do not share this medicine with anyone. Selling or giving away this medicine is dangerous and against the law.

This medicine may cause accidental overdose and death if taken by other adults, children, or pets. Mix any unused medicine with a substance like cat litter or coffee grounds. Then throw the medicine away in a sealed container like a sealed bag or a coffee can with a lid. Do not use the medicine after the expiration date.

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