| 1. | All patients had previously not responded to an antiarrhythmic drug called procainamide.
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| 2. | Class IB antiarrhythmics decrease action potential frequency by lengthening the repolarization phase.
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| 3. | Many attempts have been made to classify antiarrhythmic agents.
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| 4. | In both hypertensive and normotensive cases, digoxin and antiarrhythmics are also indicated.
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| 5. | "I think they'll think twice before using antiarrhythmics,"
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| 6. | Ibutilide, like other class III antiarrhythmic drugs, blocks delayed rectified potassium current.
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| 7. | As with all class I antiarrhythmic agents, Flecainide increases the capture thresholds of pacemakers.
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| 8. | Dronedarone displays amiodarone-like class III antiarrhythmic activity in vitro and in clinical trials.
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| 9. | It is used as an antiarrhythmic agent.
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| 10. | It is a class II antiarrhythmic.
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