What should I watch for?
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. To reduce dizzy or fainting spells, do not sit or stand up quickly, especially if you are an older patient. Alcohol can increase drowsiness, dizziness and flushing. Avoid alcoholic drinks.
Smoking cigarettes may increase the risk of heart-related side effects from using this medicine.
If you take migraine medicines for 10 or more days a month, your migraines may get worse. Keep a diary of headache days and medicine use. Contact your healthcare professional if your migraine attacks occur more frequently.
Common and Rare Side Effects
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 immediately if any of the following side effects occur:
Changes in vision
fast, irregular, pounding, or racing heartbeat or pulse
Incidence not known
Abdominal or stomach pain
cold fingers or toes
headache, sudden, severe, and continuing
large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
numbness or tingling of the fingers or toes
pain spreading to the left shoulder
paleness or cold feeling in the fingertips and toes
puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
talking or acting with excitement you cannot control
tightness in the chest, throat, neck, and jaw
trembling or shaking
unusual tiredness or weakness
weakness in the legs
Some 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. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Acid or sour stomach
continuing ringing or buzzing or other unexplained noise in the ears
feeling of warmth
hot or cold sensation
pain or tenderness around the eyes and cheekbones
redness of the face, neck, arms, and occasionally upper chest
stomach discomfort or upset
stuffy or runny nose
Incidence not known
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.