Antidysrhythmics

Question 0

Amiodarone (Cordarone, Pacerone)

Class

Answer 0

Antidysrhythmic (KCL Blocker)

Question 1

Amiodarone

Another Name

Answer 1

Cordarone

Pacerone

Question 2

Amiodarone (Cordarone, Pacerone)

Description

Answer 2

Antidysrhythmic that prolongs duration of the action potential and refactory period and relaxes smooth muscle, reducing peripheral vascular resistance and increasing coronary blood flow

Question 3

Amiodarone (Cordarone, Pacerone)

Indication

Answer 3

Life threatening ventricular and super-ventricular dysrhythmias, frequently atrial fibrillation

Question 4

Amioderone (Cordarone, Pacerone)

Contraindication

Answer 4

Cardiogenic shock, severe sinus bradycardia, advanced heart block

Question 5

Amiodarone (Cardarone, Paceron)

Dose/Route

Answer 5

150mg over 10 min pt w/ pulses
300mg pulseless IVP
Pedi: 5mg/kg IV/IO then 15 mg/kg/day

Question 6

Bretylium

Another Name

Answer 6

Bretylol

Question 7

Bretylol

Another Name

Answer 7

Bretylium

Question 8

Bretylium (Bretylol)

Class

Answer 8

Antidysrhythmic (KCL Blocker)

Question 9

Bretylium (Bretylol)

Description

Answer 9

Causes release of norepinephrine, depresses ventricular fibrillation and reduces ectopy. Suppresses ventricular tachydysrhythmias including vfib with reentry mechanisms

Question 10

Bretylium (Bretylol)

Indications

Answer 10

Ventricular fibrillation and ventricular tachycardia refactory to lidocaine

Question 11

Bretylium (Bretylol)

Contraindications

Answer 11

None

Question 12

Bretylium (Bretylol)

Dose/Route

Answer 12

5mg/ kg IV then 10mg/kg /15-30 min to max 30mg/kg

Question 13

Adenosine

Another Name

Answer 13

Adenocard

Question 14

Adenocard

Another Name

Answer 14

Adenosine

Question 15

Adenosine (Adenocard)

Class

Answer 15

Antidysrhythmic

Question 16

Adenosine (Adenocard)

Description

Answer 16

Can “chemically cardiovert” PSVT to normal sinus. Half life 10 seconds and does not cause hypotension

Question 17

Adenosine (Adenocard)

Indication

Answer 17

Narrow, complex paroxysmal SVT refactory to vegal maneuvers

Question 18

Adenosine (Adenocard)

Contraindication

Answer 18

Afib, 2nd-3rd degree heart block, sinus node disease, or asthma.

Question 19

Adenosine (Adenocard)

Precautions

Answer 19

May cause dysrhythmias especially asystole, COPD

Question 20

Adenosine (Adenocard)

Dose/Route

Answer 20

6 mg rapidly (over 1-2 sec) IV, then flush line rapidly w/ saline. If ineffective 12 mg in 1-2 min may be repeated

Question 21

Lidocaine

Another Name

Answer 21

Xylocaine

Question 22

Xylocaine

Another Name

Answer 22

Lidocaine

Question 23

Lidocaine (Xylocaine)

Class

Answer 23

Antidysrhythmic (NA+ Blocker)

Question 24

Lidocaine (Xylocaine) | Description

Answer 24

Antidysrhythmic that suppresses automaticity and raises stimulation threshold of the ventricles. Also causes sedation, anticonvulsant, analgesic effects

Question 25

Lidocaine (Xylocaine) | Indication

Answer 25

Pulseless ventricular tachycardia, ventricular fibrillation, ventricular tachycardia (w/ pulse)

Question 26

Lidocaine (Xylocaine) | Contraindication

Answer 26

Hypersensitivity to amide-type local anesthetics, super ventricular dysrhythmias, Stroke-Adams syndrome, 2nd-3rd degree heart block, bradycardia

Question 27

Lidocaine (Xylocaine) | Precautions

Answer 27

Hepatic or renal impairment, CHF, hypoxia, respiratory depression, hypovolemia, myasthenia gravis, shock, elderly.

Question 28

Lidocaine (Xylocaine) | Dose/Route

Answer 28

Cardia Arrests: 1-1.5 mk/kg IV repeated every 3-5 min up to 3 mg/kg, consider 1/2 dose for elderly. Follow conversion with drip of 2-4 mg/min. 1 gram/250cc Head injuries: 1 mg/kg IVP Pedi: 1 mg/kg IV repeat 3-5 min up to 3 mg, follow conversion with drip of 20-30 mcg/kg/min

Question 29

Procainamide | Another Name

Answer 29

Pronestyl

Question 30

Pronestyl | Another Name

Answer 30

Procainamide

Question 31

Procainamide (Pronestyl) | Class

Answer 31

Anti-arrhythmic

Question 32

Procainamide (Pronestyl) | Description

Answer 32

Prolongs ventricular repolarization, slows conduction and decreases myocardial excitability.

Question 33

Procainamide (Pronestyl) | Indication

Answer 33

V-fib and pulseless ventricular tachycardia refactory to lidocaine

Question 34

Procainamide (Pronestyl) | Contraindications

Answer 34

Hypersensitivity to procaine, myasthenia gravis and 2nd-3rd degree heart block

Question 35

Procainamide (Pronestyl) | Precaution

Answer 35

Hypostension, cardiac enlargement, CHF, AMI, ventricular dysrhythmias from digitalis, hepatic or renal impairment, or bronchial asthma