How do Antiarrhythmic Drugs Work?
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28.1.07
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Although for a given arrhythmia in a patient the mechanism may not be known, there are certain general explanations for the action of anti-arrhythmic agents. Anti-arrhythmic drugs may work by:
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(a) Suppressing initiation site (automaticity/after-depolarizations) and/or
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(b) Preventing early or delayed afterdepolarizations and/or
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(c) By disrupting a re-entrant pathway.
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Category: Pharmacology Notes
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