Common brand names:
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.
This section contains uses of this drug that are not listed in the approved professional labeling for the drug but that may be prescribed by your health care professional. Use this drug for a condition that is listed in this section only if it has been so prescribed by your health care professional.
This drug may also be used to treat pain, numbness, and tingling from a certain nerve problem (peripheral neuropathy) which may occur in people with diabetes.
How to Use This Medication
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.
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Information expires June 2015.