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Abbreviations & medications > ANTIDYSRHYTHMIC Meds > Flashcards

ANTIDYSRHYTHMIC Meds Flashcards

1
Q

Class I A prototype antidysrhythmic

A

Procainamide

Other meds:
Quinidine
Disopyramide

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2
Q

Class I B prototype antidysrhythmic

A

Lidocaine

Other meds:
Mexiletine
Phenytoin

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3
Q

Class I C prototype antidysrhythmic

A

Propafenone

Other med:
Flecainide

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4
Q

Class II ANTIDYSRHYTHMIC Prototype

A

Propranolol

Other meds:
Esmolol
Acebutolol

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5
Q

Class III ANTIDYSRHYTHMIC Prototype

A

Amiodarone

Other meds:
Sotalol 
Ibutilide 
Dofetilide 
Dronedarone
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6
Q

Class IV ANTIDYSRHYTHMIC Prototype

A

Verapamil

Other med: Dilitiazem

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7
Q

What is the action of Class I A antidysrhythmics?

A

Slows impulse conductions to atria/ventricles/His-Purkinje system
Delays repolarization

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8
Q

What is the therapeutic outcome of class I A antidysthymic meds?

A

Supraventricular tachycardia
Ventricular tachycardia
Atrial flutter
A-Fib

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9
Q

In class I B antidysrhythmic meds what actions occur in the atria/ventricles/His-Purkinje system?

A

Decrease electrical conduction
Decrease automaticity
Increase repolarization rate

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10
Q

What is Class I B antidysrhythmic meds therapeutic effect?

A

Short term use for ventricular dysrhythmias

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11
Q

What is the actions of Class I C antidysrhythmic meds?

A

Decrease conduction velocity in atria/ventricles/His-Purkinje system
& Delays ventricular repolarization

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12
Q

What is the therapeutic use of Class I C antidysrhythmic meds?

A

SVT

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13
Q

What is the action of Class II antidysrhythmic meds?

A

Decreases:
Heart rate/ Automaticity through SA node/ Velocity of conduction through AV node/ Myocardial contractility/ Atrial ectopic stimulation

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14
Q

What are the therapeutic uses for Class II antidysrhythmic meds?

A

A-Fib/ Atrial flutter/ Paroxysmal SVT/ Hypertension/ Angina/ PVCs/ Severe recurrent ventricular tachycardia/ Exercise-induced tachydysrhythmias/ Paroxysmal atrial tachycardia

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15
Q

What are the other antidysrhythmic medications used?

A

Digoxin & Adenosine

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16
Q

What is the action of Class III antidysrhythmic meds?

A

Delays repolarization/ Prolongs action potential/ Reduces SA node automaticity/ Reduces contractility & conduction in AV node, ventricles, His- Purkinje system/ Dilates coronary vessels

17
Q

What is the therapeutic uses for Class III antidysrhythmic meds?

A

Oral admin: Conversion of A-Fib
Recurrent ventricular fibrillation/ Recurrent ventricular tachycardia/ atrial flutter using Dronedarone, Sotalol, Dofetilide, Ibutilide

18
Q

What is the action of Class IV CCBs?

A

Decreases heart rate & contraction force/ Slows conduction rate of AV & SA nodes/ Promotes calcium blockages in the heart

19
Q

What is the therapeutic uses for Class IV antidysrhythmic meds?

A

Control ventricular rate in A-Fib & flutter/ SVT/ Hypertension/ Angina pectoris

20
Q

What does Adenosine do?

A

Decreases electrical conduction through AV node & decrease automaticity in SA node

21
Q

What is Adenosine used for?

A

Paroxysmal SVT/ Wolff-Parkinson-White syndrome

Abbreviations & medications (2 decks)

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