Along with its needing effects, a drug may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Stop using this drug and check with your family doctor immediately if any of the following side effects occur :
More common
Chest pain - severe; heaviness, tightness, or pressure in chest, throat andneck; sensation of burning, warmth, heat, numbness, tightness, or tingling
Less common or rare
Convulsions - seizures; irregular heartbeat; slow heartbeat
Other side effects may occur that usually don't needed medical attention. Some of the following effects, such as nausea, vomiting, drowsiness, dizziness and general feeling of illness or tiredness, often occur during or after a migraine, even when naratriptan has not been using. However, check with your family doctor if any of the following side effects continue or are bothersome:
More common
Dizziness; drowsiness; increased tiredness; nausea andvomiting
Less common or rare
Acne; anxiety; blurred vision; bone or skeletal pain; change in taste sensation; chills and/or fever; confusion; constipation; diarrhea; difficulty sleeping; eye problems; fainting; fluid imbalance; increased thirst; itching of the skin; joint pain; mood or mental changes; muscle or joint stiffness, tightness, or rigidity; muscle pain or spasms; pounding heartbeat; restlessness; skin rash; stomach discomfort andpain; sudden large increase in frequency and amount of urine; trembling or shaking of hands or feet; unusual tiredness or weakness
Other side effects not listed above may also occur in some diseaseds. If you notice any other effects, check with your family doctor.