What is Relpax?Relpax is used to treat migraine attacks in adults. It shortens the duration of the headache but will not prevent attacks.
What is the most important information I should know about Relpax?Relpax should only be used during a migraine attack. Do not attempt to prevent migraines with this drug, and do not use it for other types of headaches.
In rare cases, medications similar to Relpax have caused heart attack, stroke, and certain types of ischemia (restricted blood flow to an area). Call your doctor immediately if you experience chest pains, shortness of breath, sudden numbness or weakness on one side of the body, trouble speaking or seeing, loss of balance, bloody diarrhea, or stomach pain.
If you are at risk for stroke or heart disease, your doctor may perform tests to be sure it is safe for you to take this medication. Relpax can also increase blood pressure, especially in people with kidney problems and the elderly. Your doctor will monitor you closely to make sure your blood pressure stays at a safe level.
Who should not take Relpax?Do not use Relpax if you are allergic to any of its ingredients, or if you have a history of heart disease, stroke, uncontrolled high blood pressure, or severe liver impairment.
Do not take Relpax if you have taken any of the following medications within the last 72 hours: ketoconazole, itraconazole, nefazodone, troleandomycin, clarithromycin, ritonavir, or nelfinavir.
What should I tell my doctor before I take the first dose of Relpax?Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with this drug. Also, talk to your doctor about your complete medical history, especially if you have a history of kidney or liver problems, high blood pressure, stroke or blood vessel disease, heart problems, or if you have risk factors for heart disease (such as high cholesterol, diabetes, smoking, obesity, or a family history of heart disease or stroke). Also tell your doctor if you are pregnant, plan to become pregnant, or are breastfeeding.
What is the usual dosage?The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.
Adults: The usual dose to treat an attack is one tablet containing either 20 milligrams (mg) or 40 mg; each dose should be separated by at least 2 hours. Do not take more than 80 mg of Relpax in a 24-hour period.
How should I take Relpax?Take Relpax as soon as you feel a migraine starting, exactly as prescribed by your doctor. If your headache comes back after your first dose, you may take a second dose 2 or more hours after the first dose. However, if you do not experience any pain relief after the first dose, do not take a second dose without checking with your doctor.
What should I avoid while taking Relpax?Since Relpax can make you drowsy or dizzy, do not participate in activities that require full alertness until you know how this drug affects you.
What are possible food and drug interactions associated with Relpax?If Relpax is taken with certain other drugs, the effects of either could be increased, decreased, or altered. Never take Relpax within 24 hours of using another migraine or headache drug, including triptans and ergotamines such as the following: almotriptan, dihydroergotamine, ergotamine, frovatriptan, methysergide, naratriptan, rizatriptan, sumatriptan, and zolmitriptan. In addition, do not take Relpax within 72 hours of the following: clarithromycin, itraconazole, ketoconazole, nefazodone, nelfinavir, ritonavir, and troleandomycin.
What are the possible side effects of Relpax?Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.
Side effects may include: chest or throat tightness or pressure, dizziness, dry mouth, headache, nausea, sleepiness, tingling, weakness
Can I receive Relpax if I am pregnant or breastfeeding?The effects of Relpax during pregnancy are unknown. If you are pregnant or plan to become pregnant, inform your doctor immediately. Relpax is excreted in breast milk; talk with your doctor if you plan on breastfeeding.
What should I do if I miss a dose of Relpax?Relpax is not intended for regular use and should be taken only to relieve an acute migraine attack.
How should I store Relpax?Store at room temperature.
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