Modafinil (Systemic)

Brand Names : Provigil

Side Effects of This Medicine

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Less common

Blurred vision or other vision changes; chills or fever; clumsiness or unsteadiness; confusion; dizziness or fainting; increased thirst and increased urination; mental depression; problems with memory; rapidly changing moods; shortness of breath; sore throat; trouble in urinating; uncontrolled movements of the face, mouth, or tongue

Symptoms of overdose - may be more severe than side effects seen with regular doses or several symptoms may occur together

Agitation or excitement; fast or pounding heartbeat; increased blood pressure; trouble in sleeping

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome:

More common

Anxiety; headache; nausea; nervousness; trouble in sleeping

Less common

Decrease in appetite; diarrhea; dryness of mouth; dryness of skin; flushing or redness of skin; muscle stiffness; stuffy or runny nose; tingling, burning, or prickling sensations in the skin; trembling or shaking; vomiting

After you stop using this medicine, your body may need time to adjust. The length of time this takes depends on the amount of medicine you were using and how long you used it. During this period of time check with your doctor if you have any disturbing or uncomfortable side effects.

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.