What Are Some of the Uses and Side Effects of Provigil?


Quick Answer

Provigil is used to treat excessive tiredness caused by narcolepsy, shift work sleep disorder or sleep apnea, and possible side effects include headache, dizziness, nervousness and anxiousness, according to Drugs.com. Other possible side effects of Provigil include back pain, diarrhea, nausea and upset stomach. Provigil may also cause insomnia or stuffy nose.

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Full Answer

Provigil is believed to work by altering the neurotransmitters in the brain to promote wakefulness, notes Drugs.com. Provigil can make some types of birth control less effective, and it may cause skin reactions that can be severe enough to require hospitalization. It is important to contact a doctor even if a very mild skin rash occurs.

Other potential side effects that require the user to stop taking the medication and seek immediate medical assistance include difficulty swallowing, mouth sores, shortness of breath and fever, according to Drugs.com. Provigil may also cause yellowing of the skin or eyes, dark urine and swelling in the throat, tongue or face. Swelling may also occur on the eyes or lips.

It is important to contact a physician if depression, anxiety or suicidal thoughts or actions occur, states Drugs.com. Other side effects that require medical intervention include being more talkative or active than usual, hallucinations, aggression, and unusual behavior and thoughts. There are other possible side effects associated with Provigil, and users should contact a health care professional if side effects do occur.

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