• Basic Info
• Top Questions
• Clinical Info
• Interactions

Before using sumatriptan, tell your doctor if you are using any of the following drugs:

• an antidepressant such as citalopram (Celexa), duloxetine (Cymbalta), escitalopram (Lexapro), fluoxetine (Prozac, Sarafem), fluvoxamine (Luvox), paroxetine (Paxil), sertraline (Zoloft), or venlafaxine (Effexor); or

• another migraine medicine such as almotriptan (Axert), eletriptan (Relpax), frovatriptan (Frova), naratriptan (Amerge), rizatriptan (Maxalt), or zolmitriptan (Zomig).

This list is not complete and there may be other drugs that can affect sumatriptan. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using sumatriptan and call your doctor if you have a serious side effect such as:

• chest pain or heavy feeling, pain spreading to the arm or shoulder, nausea, sweating, general ill feeling;

• sudden numbness or weakness, especially on one side of the body;

• sudden headache, confusion, problems with vision, speech, or balance;

• fast heart rate, agitation, muscle stiffness, hallucinations, lack of coordination, with nausea, vomiting, or diarrhea;

• sudden and severe stomach pain and bloody diarrhea;

• seizure (convulsions); or

• numbness or tingling and a pale or blue-colored appearance in your fingers or toes.

Less serious side effects may include:

• nausea, vomiting, diarrhea;

• muscle pain;

• warmth or redness under your skin;

• pressure or heavy feeling in any part of your body;

• sneezing, runny nose, congestion, cough;

• pain or redness where you injected the medicine;

• feeling dizzy or sleepy; or

• drooling or sweating.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect.