Lidocaine

Question 1

Lidocaine Trade Name?

Answer 1

Xylocaine, Lidocaine CV

Question 2

Lidocaine Classification?

Answer 2

Class I antidysrhythmic; sodium channel blocker; local anesthetic

Question 3

Lidocaine Mechanism?

Answer 3

Sodium channel blocker that prevents the rapid influx of sodium in the cardiac myocyte blunting depolarization during phase 0 of the action potential, thereby increasing the effective threshold potential

Question 4

Lidocaine Indications?

Answer 4

Ventricular arrhythmias,
pVT,
monomorphic VT

Question 5

Lidocaine Contraindications?

Answer 5

-Hypersensitivity
-Stokes-Adams Syndrome
-2d/3d degree AVB
-WPW
-CHF
-Cardiogenic shock

Question 6

Lidocaine Side Effects/Precautions?

Answer 6

Hypotension, NV, confusion, dizziness, HA, cardiac arrest, dysrhythmia?s SZ

Question 7

Lidocaine Adult Dose?

Answer 7

Cardiac arrest: 1.5mg/kg IV over 2-3 min, followed by 0.75 mg/kg q 5-10 minutes up to 3 mg/kg
Monomorphic VT: 1-1.5mg/kg IV/IO. Repeat x 1 after 5 min. up to 3mg/kg followed by 1-4 mg/min

Question 8

Lidocaine Pediatric Dose?

Answer 8

Cardiac arrest: 1mg/kg up to 100mg followed by 20-50mcg/kg/min

Question 9

Lidocaine Onset of Action?

Answer 9

45-90 seconds

Question 10

Lidocaine Duration of Action?

Answer 10

10-20 minutes

Question 11

Lidocaine Max Dose Adult/Pediatric?

Answer 11

3 mg/kg (100mg) for both

Question 12

Lidocaine Routes of Administration?

Answer 12

IV/IO

Question 13

Lidocaine How Supplied?

Answer 13

100mg/5 mL prefilled syringe