Naratriptan Hcl

Flushing, sensations of tingling/numbness/prickling/heat, weakness, drowsiness, or dizziness may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.

Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

This medication may raise your blood pressure. Check your blood pressure regularly and tell your doctor if the results are high.

Tell your doctor right away if you have any serious side effects, including: blue fingers/toes/nails, cold sensation of hands/feet, hearing changes, mental/mood changes.

Naratriptan can commonly cause chest/jaw/neck tightness, pain, or pressure that is usually not serious. However, these side effects are like symptoms of a heart attack, which may include chest/jaw/left arm pain, shortness of breath, or unusual sweating. Get medical help right away if these or other serious side effects occur, including: fast/irregular heartbeat, fainting, severe stomach/abdominal pain, bloody diarrhea, signs of a stroke (such as weakness on one side of the body, trouble speaking, sudden vision changes, confusion).

This medication may increase serotonin and rarely cause a very serious condition called serotonin syndrome/toxicity. The risk increases if you are also taking other drugs that increase serotonin, so tell your doctor or pharmacist of all the drugs you take (see Drug Interactions section). Get medical help right away if you develop some of the following symptoms: fast heartbeat, hallucinations, loss of coordination, severe dizziness, severe nausea/vomiting/diarrhea, twitching muscles, unexplained fever, unusual agitation/restlessness.

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Before taking naratriptan, tell your doctor or pharmacist if you are allergic to it; or to other triptan migraine drugs; or it you have other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: heart disease (such as chest pain, heart attack, irregular heartbeat), decreased blood flow in the brain (such as stroke, transient ischemic attack), blood circulation disease (such as ischemic bowel disease, Raynaud's disease), certain types of headaches (hemiplegic or basilar migraine), kidney disease, liver disease.

Tell your doctor if you have the following risk factors for heart disease: diabetes, family history of heart disease, high blood pressure, high cholesterol, overweight, smoker, female after menopause, male over age 40.

If you are at high risk for heart disease, your doctor may want to check your heart before prescribing naratriptan.

This drug may make you dizzy or drowsy. Alcohol or marijuana (cannabis) can make you more dizzy or drowsy. Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Limit alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis).

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

The risk of heart disease and high blood pressure increases with age. Older adults may be more sensitive to the side effects of this drug, especially increased blood pressure and heart problems.

During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.

It is unknown if this drug passes into breast milk. Consult your doctor before breast-feeding.

Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.

If you also take any ergotamine medication (such as dihydroergotamine) or any other "triptan" drugs (such as zolmitriptan, rizatriptan), you will need to separate your naratriptan dose from your dose of these other medications in order to lessen the chance of serious side effects. Ask you doctor how long you should wait between your doses of these drugs.

The risk of serotonin syndrome/toxicity increases if you are also taking other drugs that increase serotonin. Examples include street drugs such as MDMA/"ecstasy,"St. John's wort, certain antidepressants (including SSRIs such as fluoxetine/paroxetine, SNRIs such as duloxetine/venlafaxine), among others. The risk of serotonin syndrome/toxicity may be more likely when you start or increase the dose of these drugs.

If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.

Take this medication only as needed when a migraine occurs, as directed by your doctor. This medication should not be taken on a regular schedule. Never increase your dose of this medication or take it more often than prescribed by your doctor.

Certain foods/beverages or food additives (such as red wine, cheese, chocolate, monosodium glutamate) as well as some lifestyle patterns (such as irregular eating/sleeping habits, stress) may bring about a migraine headache. Avoiding these "triggers" may help decrease the frequency of migraine headaches. Consult your doctor for more details.

Lab and/or medical tests (such as blood pressure) may be done while you are taking this medication. Keep all medical and lab appointments. Consult your doctor for more details.

Not applicable.

Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.