Lignocaine

Question 1

Pharmacology and presentation of Lignocaine 1%?

Answer 1

50mg/5ml

Local anaesthetic, that blocks the initiation and transmission of nerve impulses by blocking the movement of sodium ions across the nerve cell membrane in the Nervous and Cardiac conduction systems

Question 2

Indicators of Lignocaine?

Answer 2

• Diluent for IM Ceftriaxone administration

Question 3

Contraindications of Lignocaine?

Answer 3

• Hypersensitivity
• Bradycardia with inadequate perfusion
• Evidence of 2nd/3rd degree heart block

Question 4

Cautions of Lignocaine?

Answer 4

• Rule out inadvertent IV administration due to potential CNS complications

Question 5

Side Effects of Lignocaine?

Answer 5

• Nil

Question 6

Dosing Regimes of Lignocaine?

Answer 6

.

Question 7

Onset and duration of Lignocaine?

Answer 7

• Onset = 1–10 minutes (rapid)
• Duration = 1-1.5 hours