Mexiletine hydrochloride
MF: C11H18ClNO
EINECS NO.:226-362-1
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Mexiletine hydrochloride is a class 1B antiarrhythmic agent used in the treatment of documented ventricular arrhythmias that warrant treatment.
Mexiletine hydrochloride, like class I antiarrhythmicagents, blocks the fast Na channel in cardiac cells.
It isespecially effective on the Purkinje fibers in the heart.
Thedrug increases the threshold of excitability of myocardialcells by reducing the rate of rise and amplitude of the actionpotential and decreases automaticity.
Mexiletine hydrochloride is used for long-term oral prophylaxisof ventricular tachycardia.
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