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  • Medical Science

antiarrhythmics

The antiarrhythmics are one of the classes of medicines used in cardiology to restore a regular heart rhythm. The aim is to achieve a normal "sinus" rhythm. They are prescribed, for example to patients with problems such as tachyarrhythmia, in which the heart beats are irregular in frequency (increased) and contractions.

The antiarrhythmics act on the atrium in, for example, atrial fibrillation, or on the ventricle in ventricular extrasystoles or to prevent ventricular tachycardia. The most widely used classification since 1970 is the classification produced by Vaughan Williams. This divides the antiarrhythmics into four classes:

Source: Interview with Dr Joel Kerjean, cardiologist, Angers, 20 June 2011

The antiarrhythmics restore a regular heart rhythm.  © Phovoir The antiarrhythmics restore a regular heart rhythm. © Phovoir

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