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Mexiletine, Structure, Mechanism of action, Drug Interactions, Therapeutic Uses, Adverse effects and Contraindications

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                                                Mexiletine Mexiletine is a medication primarily used to treat certain heart rhythm disorders, specifically ventricular arrhythmias. It belongs to a class of drugs known as antiarrhythmics. Mexiletine works by blocking sodium channels in the heart, which helps to stabilize the heart's electrical activity and prevent abnormal heart rhythms. One of the common brand names for Mexiletine is "Mexitil." It is essential to note that brand names may vary depending on the country and the manufacturer. Mechanism Of Action The MOA (Mechanism of Action) of Mexiletine involves its activity as a class Ib antiarrhythmic medication. It primarily affects the electrical properties of cardiac cells, specifically by blocking sodium channels. Sodium Channel Blockade :  Mexiletine inhibits the fast inward sodium current in cardiac cells du...