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Paramedic Drugs > Antiarrhythmic > Flashcards

Antiarrhythmic Flashcards

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1
Q

Esmolol - Class

A

Class II antiarrhythmic beta blocker

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2
Q

Esmolol - Action

A

Slows HR through selective blockade of beta 1 receptors; short half-life

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3
Q

Esmolol - Indication

A

Tachycardia

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4
Q

Esmolol - Contraindications

A

Asthma, heart block, bradycardia, cardiogenic shock

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5
Q

Esmolol - Dose & Route

A

50-100 mcg/kg/min; IV

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6
Q

Esmolol - Adverse

A

Bradycardia, hypotension, CHF, lethargy

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7
Q

Esmolol - Other

A

Hypotension is common. Do not admin IV to PT’s w/ Calcium channel blockers.

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8
Q

Labetalol - Class

A

Class II antiarrhythmic beta blocker

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9
Q

Labetalol - Action

A

Lowers BP through nonselective blockage of beta receptors and limited blockage of Alpha 2 receptors

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10
Q

Labetalol - Indication

A

Hypertensive emergency

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11
Q

Labetalol - Contraindications

A

Asthma, heart block, bradycardia, cardiogenic shock

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12
Q

Labetalol - Dose & Route

A

10-20mg; IV

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13
Q

Labetalol - Adverse

A

Bradycardia, hypotension, CHF, lethargy

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14
Q

Labetalol - Other

A

Should not be administered to patients receiving IV calcium channel blockers

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15
Q

Diltiazem - Class

A

Class IV antiarrhythmic, calcium channel blocker

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16
Q

Diltiazem - Action

A

Lowers BP by relaxing the vascular smooth muscle and slows AV conduction

17
Q

Diltiazem - Indication

A

Rapid ventricular w/Afib, stable narrow complex tachyarrhythmias

18
Q

Diltiazem - Contraindications

A

Hypotension, CHF, cardiogenic shock, wide complex V-Tach

19
Q

Diltiazem - Dose & Route

A

15-20mg; IV

20
Q

Diltiazem - Adverse

A

N/V, dizziness, headache, hypotension

21
Q

Diltiazem - Other

A

Can be given as IV bolus or IV infusion, calcium chloride can reverse some of the untoward effects

22
Q

Magnesium Sulfate - Class

A

Mineral/Electrolyte

23
Q

Magnesium Sulfate - Action

A

Physiologic calcium channel blocker and bronchodilator

24
Q

Magnesium Sulfate - Indication

A

Torsades des pointes, asthma, hypertensive disorders of pregnancy

25
Q

Magnesium Sulfate - Contraindications

A

High degree heart block, shock, dialysis, hypercalcemia, VFib/pulseless VTach in adults

26
Q

Magnesium Sulfate - Dose & Route

A

1-2g; IV

27
Q

Magnesium Sulfate - Adverse

A

Flushing, sweating, bradycardia, respiratory depression, hypothermia

28
Q

Magnesium Sulfate - Other

A

Can cause cardiac conduction problems in conjunction with digitalis

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