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What side effects may occur?
Less common or rare side effects may include:
- incoordination, increased urination, intolerance of noise or light, itching, jaw discomfort, joint problems, muscle cramps, muscle pain or tendern
ess, painful menstruation, pressure in chest, rapid and throbbing heartbeat, rash, ringing in the ears, rise or fall in blood pressure (temporary), sensation of lightness, sensitivity to noise or heat
, shivering, shortness of breath, sinus inflammation, sinus or nasal discomfort, skin eruptions, skin redness or tenderness, sleep disturbances, smell disturbances, stomach problems, sweating, swellin
g, tearing, thirst, tight feeling in head, tightness in chest, tremors, vision changes or loss
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Other medical problems
Allergies¡XTell your doctor if you have ever had any unusual or allergic reaction to .Imitrex. Also tell your health care professional if you are allergic to any other substances, such as foods, prese
vatives, or dyes.
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Precautions while Using this Medicine
tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially fluoxetine (Prozac, Sarafem), fluvoxamine (Luvox), paroxetine (Paxil), sertraline (Zoloft),
and vitamins. If you have taken an MAO inhibitor [phenelzine (Nardil) or tranylcypromine (Parnate)] during the past 2 weeks, do not take sumatriptan. If you have taken another medication for migraine
headaches such as dihydroergotamine (D.H.E. 45, Migranal), methysergide (Sansert), naratriptan (Amerge), rizatriptan (Maxalt, Maxalt-MLT), or zolmitriptan (Zomig) during the past 24 hours, do not tak
e sumatriptan.
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Symptoms of overdose may include:
Seek emergency medical attention. Symptoms of a Imitrex ( Sumatriptan ) overdose might include tremor, redness, or a warm feeling in your arms and legs, irregular breathing, large pupils; an uncoordin
ated feeling; and chest pain.
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How to Use
Take Imitrex ( Sumatriptan ) tablets exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you. Take each dose with a
full glass of water. Take one tablet as soon as you notice symptoms of a migraine, or at any time during an attack. If your symptoms go away, but then return, you can take additional doses as needed e
very 2 hours, up to a maximum of 300 mg in 24 hours, unless otherwise directed by your doctor. Never take more than this amount. If your symptoms do not improve at all, call your doctor before taking
any more doses of Imitrex ( Sumatriptan ). More medication will not further treat symptoms.
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Possible food and drug interactions when taking this medication
Do not take Imitrex ( Sumatriptan ) if you have taken a monoamine oxidase inhibitor (MAOI) such as isocarboxazid (Marplan), tranylcypromine (Parnate), or phenelzine (Nardil) within the last 14 days. T
he combination could cause seizures, nausea, vomiting, sweating, flushing,
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