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    mexiletine HCL

    COMMON BRAND NAME(S): Mexitil

    GENERIC NAME(S): mexiletine

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    WARNINGS:

    Though this medication often gives great benefits to people with irregular heartbeat, it may rarely cause a serious new irregular heartbeat. Therefore, when starting treatment with this drug, your doctor may recommend that you stay in the hospital for proper monitoring. Talk with your doctor about the benefits and risks of taking this medication for your condition.Who should not take mexiletine HCL?

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    Uses

    This medication is used to treat certain types of serious (possibly fatal) irregular heartbeat (such as persistent ventricular tachycardia). It is used to restore normal heart rhythm and maintain a regular, steady heartbeat. Mexiletine is known as an anti-arrhythmic drug. It works by blocking certain electrical signals in the heart that can cause an irregular heartbeat. Treating an irregular heartbeat can decrease the risk for blood clots, and this effect can reduce your risk of heart attack or stroke.

    How to use mexiletine HCL

    Take this medication by mouth with a full glass of water (8 ounces/240 milliliters and food or an antacid, usually 2 to 3 times daily or exactly as directed by your doctor. Taking this medication with food or an antacid helps to decrease certain side effects (nausea, heartburn). Ask your pharmacist if you have questions about which antacids to use with this medication.

    Dosage is based on your age, liver function, medical condition, and response to treatment.

    Use this medication regularly to get the most benefit from it. To help you remember, take it at the same times each day.

    Tell your doctor if your condition does not improve or if it worsens.

    Side Effects

    See also Warning section.

    Nausea, vomiting, heartburn, dizziness, lightheadedness, vision problems (such as blurred vision), headache, shaking, nervousness, or problems with muscle control (coordination difficulties) may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

    Remember that your doctor has prescribed this medication because he or she 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.

    Tell your doctor right away if any of these rare but seriousworsening symptoms of heart failure (such as ankle/leg swelling, increased tiredness, increased shortness of breath when lying down), signs of liver problems (such as persistent nausea/vomiting, stomach/abdominal pain, yellowing eyes/skin, dark urine).

    Get medical help right away if you have any very serious side effects, including: chest pain, seizure.

    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: fever, swollen lymph nodes, 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.

    Precautions

    Before taking mexiletine, tell your doctor or pharmacist if you are allergic to it; or if you have any 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: other heart problems (such as heart failure, slow heartbeat, previous heart attack), liver problems, seizure disorder.

    This drug may make you dizzy or cause blurred vision. Do not drive, use machinery, or do any activity that requires alertness or clear vision until you are sure you can perform such activities safely. Limit alcoholic beverages.

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

    This medication passes into breast milk. However, this drug is unlikely to harm a nursing infant. Consult your doctor before breast-feeding.

    Interactions

    Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.

    Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: caffeine, theophylline, drugs that may affect the acid level of urine (such as acetazolamide, sodium bicarbonate, large doses of vitamin C).

    Other medications can affect the removal of mexiletine from your body, which may affect how mexiletine works. Examples include cimetidine, fluvoxamine, propafenone, rifampin, anti-seizure drugs (such as phenytoin, phenobarbital), among others.

    This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

    Overdose

    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. Symptoms of overdose may include: drowsiness, confusion, fainting, seizures.

    Notes

    Do not share this medication with others.

    Laboratory and/or medical tests (such as EKG, blood pressure) should be performed periodically to monitor your progress or check for side effects. Consult your doctor for more details.

    Missed Dose

    If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip themissed dose and resume your usual dosing schedule. Do not double the dose to catch up.

    Storage

    Store at room temperature between 68-77 degrees F (20-25 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines 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 for more details about how to safely discard your product.Information last revised August 2016. Copyright(c) 2016 First Databank, Inc.

    Images

    mexiletine 150 mg capsule
    mexiletine 150 mg capsule
    View Larger Picture
    color
    light orange,tan
    shape
    oblong
    imprint
    N 739, 150
    mexiletine 200 mg capsule
    mexiletine 200 mg capsule
    View Larger Picture
    color
    light orange
    shape
    oblong
    imprint
    N 740, 200
    mexiletine 250 mg capsule
    mexiletine 250 mg capsule
    View Larger Picture
    color
    light orange,dark green
    shape
    oblong
    imprint
    N 741, 250
    mexiletine 150 mg capsule
    mexiletine 150 mg capsule

    Identification

    color
    light orange,tan
    shape
    oblong
    imprint
    N 739, 150
    This medicine is a light orange tan, oblong, capsule imprinted with "N 739" and "150".
    mexiletine 200 mg capsule
    mexiletine 200 mg capsule

    Identification

    color
    light orange
    shape
    oblong
    imprint
    N 740, 200
    This medicine is a light orange, oblong, capsule imprinted with "N 740" and "200".
    mexiletine 250 mg capsule
    mexiletine 250 mg capsule

    Identification

    color
    light orange,dark green
    shape
    oblong
    imprint
    N 741, 250
    This medicine is a light orange dark green, oblong, capsule imprinted with "N 741" and "250".

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    Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, expect as may be authorized by the applicable terms of use.

    CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.

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