Mexiletine

Uses

Mexiletine is used in the treatment of arrhythmia.

How it Works

How Mexiletine works: Mexiletine is an anti-arrhythmic medication that regulates the heartbeat by blocking abnormal electrical signals in the heart.

Side Effects

Common side effects of Mexiletine include nausea, vomiting, dizziness, chest pain, tremors, breathlessness, palpitations, heartburn, and lightheadedness.

Expert Advice

It may cause dizziness. Do not drive or perform activities that require mental focus until you know how it affects you.
Do not start any medication, including prescription or over-the-counter medicines, without informing your doctor, as they may alter Mexiletine levels in your body.
Your doctor may conduct blood tests to check your sodium and potassium levels, kidney function, and lung function before starting treatment with this medicine.
Your doctor may regularly monitor your blood sugar levels while taking this medicine.
Inform your doctor if you experience a slow or fast heart rate, chest pain, or shortness of breath.
Inform your doctor if you are pregnant, planning to conceive, or breastfeeding.
Do not stop taking this medication suddenly without consulting your doctor.
You have been prescribed Mexiletine to treat irregular heart rhythm.

Other Combinations

Frequently asked questions

Is Mexiletine bad for liver?

Yes, Mexiletine can cause liver damage, particularly in patients with heart failure. Liver function should be monitored closely, especially since the drug's half-life is extended in those with liver issues. Report any symptoms like fatigue, dark urine, loss of appetite, abdominal pain, or jaundice to your doctor immediately.

Is Mexiletine a beta blocker?

No, Mexiletine is a sodium channel blocker and an antiarrhythmic medication. It blocks fast sodium channels in the heart, helping to treat ventricular arrhythmias by stabilizing heart rhythm.

Does Mexiletine lower heart rate?

Mexiletine may lower heart rate and can also cause palpitations, irregular heartbeats, decreased blood pressure, and atrial fibrillation. Hospitalization is likely at the start of treatment for careful monitoring.

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