Mexitil

Generic name: Mexiletine
Drug class: Group I antiarrhythmics

Usage of Mexitil

Mexitil affects the way that your heart beats.

Mexitil is used to treat seriously irregular heartbeats.

Mexitil may also be used for purposes not listed in this medication guide.

Mexitil side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Mexitil may cause you to have abnormal liver function tests, especially if you also have congestive heart failure, or blood circulation problems.

Mexitil may cause serious side effects. Call your doctor at once if you have:

  • chest pain;
  • a new or a worsening irregular heartbeat pattern; or
  • liver problems--nausea, upper stomach pain, itching, tired feeling, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).

    • Common side effects of Mexitil may include:

  • heartburn, upset stomach, nausea, vomiting;
  • dizziness, feeling lightheaded;
  • tremors, feeling nervous;
  • problems with coordination; or
  • blurred vision.

    • This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

    Before taking Mexitil

    You should not use Mexitil if you are allergic to it, or if you have:

  • a serious heart condition such as "AV block" (unless you have a pacemaker).

    • To make sure Mexitil is safe for you, tell your doctor if you have:

  • liver disease;
  • congestive heart failure;
  • epilepsy or other seizure disorder;
  • a weak immune system (caused by disease or by using certain medicine); or
  • if you have recently taken other heart rhythm medicines (disopyramide, lidocaine, quinidine, or others).

    • FDA pregnancy category C. It is not known whether Mexitil will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using Mexitil.

    Mexiletine can pass into breast milk and may harm a nursing baby. You should not breast-feed while using this medicine.

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    How to use Mexitil

    Follow all directions on your prescription label. Your doctor may occasionally change your dose to make sure you get the best results. Do not take this medicine in larger or smaller amounts or for longer than recommended.

    Mexitil is usually given at first in a hospital.

    Take Mexitil with food or an antacid to lessen stomach upset.

    Your heart function may need to be checked using an electrocardiograph or ECG (sometimes called an EKG).

    Do not skip doses, change your dosing schedule, or stop taking Mexitil without talking to your doctor. Changing your schedule could make your condition much worse.

    Store at room temperature away from moisture, heat, and light.

    Warnings

    You should not use Mexitil if you have a serious heart condition such as "AV block" (unless you have a pacemaker).

    Mexitil may cause you to have abnormal liver function tests, especially if you also have congestive heart failure, or blood circulation problems.

    What other drugs will affect Mexitil

    Other drugs may interact with mexiletine, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.

    Disclaimer

    Every effort has been made to ensure that the information provided by Drugslib.com is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Drugslib.com information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Drugslib.com does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Drugslib.com's drug information does not endorse drugs, diagnose patients or recommend therapy. Drugslib.com's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners.

    The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Drugslib.com does not assume any responsibility for any aspect of healthcare administered with the aid of information Drugslib.com provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

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