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Classification CVS > Anti Arrhythmic Drugs > Flashcards

Anti Arrhythmic Drugs Flashcards

1
Q

Class I

Na channel Blockers

A 
Diso pyramide
Flecainide
Lidocaine
Mexiletine
Procainamide
Propafenone
Quinidine
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2
Q

Class II

B- adrenoreceptor Blockers

A

Esmolol
Metorpolol
Propranolol

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3
Q

Class III

K channel blockers

A

Amiodarone
Dofetilide
Dronedarone
Sotalol

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4
Q

Class IV

Ca Channel blockers

A

Diltiazem

Verapamil

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5
Q

Other anti arrhythmics

A

Adenosine

Digoxin

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6
Q

Class IA mech of action

A

Na channel blockers

Slow phase 0 depolarization in ventricular muscle fibres

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7
Q

Class IB mech of action

A

Na channel blockers

Shortens Phase 3 repolarization in ventricular muscle fibres

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8
Q

Class IC Mech of action

A

Na channel blockers

Markedly slows phase 0 depolarization in ventricular muscle fibres

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9
Q

Class II mech of action

A

B blockers

Inhibits phase 4 depolarization in SA and AV nodes

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10
Q

Class III mech of action

A

K channel blockers

Prolongs Phase 3 repolarization in ventricular muscle fibres

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11
Q

Class IV mech of Action

A

Ca Channel Blockers

Inhibits action potential in SA and AV nodes

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12
Q

Class 1 a Na channel blockers (moderate blockers)

A

Disopyramide
Quinidine
Procainamide

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13
Q

Class 1b Na channel blockers (weak blockers)

A

Lidocaine
Mexiletine
For prevention of ventricular tachycardia as 2nd 3rd line agents

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14
Q

Class 1c Na channel blockers (strong blockers)

A

Flecainide (pill in the pocket)

Propafenone

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Classification CVS (7 decks)

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