Lidocaine 🫀

Question 1

Lidocaine: Class

Answer 1

Antidysrhythmic
Sodium Channel Blocker

Question 2

Lidocaine: Indications

Answer 2

• Supression of ventricular dysrhythmias (V-Tach, V-Fib, PVC’s)
• Prophylaxis against recurrance after conversion from V-Tach. VF.

Question 3

Lidocaine: Contraindications

Answer 3

• 2nd & 3rd degree blocks in absence of a pacemaker.
• Bradycardia
• Stokes-Adams syndrome

Question 4

Lidocaine: Adult Dose/Admin

Answer 4

Adult
Cardiac Arrest: 1-1.5mg/kg IV/IO bolus. May repeat after 3-5 min at 0.75mg/kg. Max total dose of 3mg/kg.

After converstion to NSR: Maintenance infusion at 2-4mg/min.

V-Tach w/ Pulse: 1-1.5 mg/kg IV/IO bolus. May repeat after 3-5 min at 0.5-0.75mg/kg. to max of 3mg/kg.

Begin maintenance infusion at 2-4mg/min ASAP.

Question 5

Lidocaine: Pediatric Dose/Admin

Answer 5

Pediatric
1mg/kg IV/IO bolus.
Infusion: 20-50mcg/kg/min.

Question 6

Lidocaine: For IO Access

Answer 6

Unstable patients able to percieve pain:

Adult
40mg over 2 min

Pediatric
1mg/kg to max of 20mg.

Both followed by 10ml NS slow bolus over 5sec.