Modanafil (Provigil) is a wakefulness-promoting agent

Use Modanafil (Provigil) as directed by your doctor.

Take Modanafil (Provigil) by mouth with or without food.

Ask your health care provider any questions you may have about how to use Modanafil (Provigil).

SIDE EFFECTS that may occur while taking Modanafil (Provigil) include:

nausea
nervousness
headache
dizziness
trouble sleeping

If they continue or are bothersome, check with your doctor. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist.

This is not a complete list of all side effects that may occur. If you have questions or need medical advice about side effects, contact your doctor or health care provider.

Do not take if you are allergic to any ingredient in Modanafil (Provigil).

Tell your health care provider if you are taking any other medicines, especially any of the following:

prazosin
anticoagulants
benzodiazepines
hydantoins
propranolol
cyclosporine
hormonal contraceptives

If overdose is suspected, contact your local poison control center or emergency room immediately.

Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

if you are pregnant, planning to become pregnant, or are breast-feeding

if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement

if you have allergies to medicines, foods, or other substances

if you have liver or heart problems, a history of high blood pressure, psychosis, or a history of substance abuse

Do not take a double dose to make up for a missed one.

Modanafil (Provigil) is used in improving wakefulness in patients with excessive sleepiness associated with narcolepsy or other sleep disorders.

Modanafil (Provigil) may also be used to treat other conditions as determined by your doctor.

Store it at room temperature and away from excess heat and moisture.

Do not drink alcohol or use medicines that may cause drowsiness.

Modanafil (Provigil) cannot cure sleep disorders and it may not stop all of your sleepiness. Do not change your daily habits without first talking to your doctor.

Hormonal birth controlmay not work as well while you are using Modanafil (Provigil).

If you have any questions about Modanafil (Provigil), please talk with your doctor, pharmacist, or other health care provider.