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It is used to treat certain types of abnormal heartbeats. This drug may need to be started in a hospital where you will be closely watched. Talk with your doctor.
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(meks IL e teen)Warning
This drug is only to be used to treat heartbeats that are not normal and that may be deadly. It may cause very bad and sometimes deadly side effects. Talk with the doctor. Rarely, liver problems have happened with this drug. Sometimes these problems happened within the first few weeks of taking it. Most of the time, they happened in people with heart failure or certain other heart problems. It is not known if this drug led to these cases of liver problems. If you have any questions, talk with the doctor.What is this drug used for?
It is used to treat certain types of abnormal heartbeats. This drug may need to be started in a hospital where you will be closely watched. Talk with your doctor.What do I need to tell my doctor BEFORE I take this drug?
If you have an allergy to mexiletine or any other part of this drug. If you are allergic to this drug; any part of this drug; or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had. If you have heart block. This is not a list of all drugs or health problems that interact with this drug. Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this drug with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.What are some things I need to know or do while I take this drug?
Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists. Have blood work checked as you have been told by the doctor. Talk with the doctor. A severe and sometimes deadly reaction has happened. Most of the time, this reaction has signs like fever, rash, or swollen glands with problems in body organs like the liver, kidney, blood, heart, muscles and joints, or lungs. If you have questions, talk with the doctor. Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this drug while you are pregnant. Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect: Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat. Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes. Shakiness. Change in eyesight. Chest pain. Very bad dizziness or passing out. Shortness of breath, a big weight gain, or swelling in the arms or legs. An abnormal heartbeat that is new or worse. Seizures. Change in balance. Fever. Swollen gland. Not able to pass urine or change in how much urine is passed. Any unexplained bruising or bleeding. Feeling very tired or weak. Muscle pain or weakness.What are some other side effects of this drug?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Feeling nervous and excitable. Dizziness. Heartburn. Upset stomach or throwing up. Headache. Feeling tired or weak. These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-332-1088. You may also report side effects at https://www.fda.gov/medwatch.How is this drug best taken?
Use this drug as ordered by your doctor. Read all information given to you. Follow all instructions closely. Take this drug with food or an antacid. Keep taking this drug as you have been told by your doctor or other health care provider, even if you feel well.What do I do if I miss a dose?
Take a missed dose as soon as you think about it. If it is close to the time for your next dose, skip the missed dose and go back to your normal time. Do not take 2 doses at the same time or extra doses.How do I store and/or throw out this drug?
Store at room temperature. Protect from light. Store in a dry place. Do not store in a bathroom. Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets. Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.General drug facts
If your symptoms or health problems do not get better or if they become worse, call your doctor. Do not share your drugs with others and do not take anyone else's drugs. Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider. If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.Consumer Information Use and Disclaimer
This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.