Lignocaine 1% Flashcards
1
Q
Presentation
A
50 mg in 5 ml amp (1%)
2
Q
Pharmacology
A
Local anaesthetic agent
Actions:
- Prevents initiation and transmission of nerve impulses causing local anaesthesia (1% solution)
3
Q
Metabolism
A
- By the liver (90%)
- Excreted unchanged by the kidneys (10%)
4
Q
Indications
A
- Diluent for ceftriaxone for IM administration in suspected meningococcal disease
- Chest wall inflitration as local anaesthetic to facilitate chest decompression in pts with GCS > 10
5
Q
Contras
A
known hypersensitivity
6
Q
Precautions
A
When using Lignocaine 1% under these indications it is important to rule out inadvertent IV administration due to potential CNS complications
7
Q
Route of administration
A
- IM (1% solution with ceftriaxone only)
- Local tissue infiltration for chest decompression (MICA only)
8
Q
Side effects
A
NIL - unless inadvertent IV administration
9
Q
IM effects
A
Onset: rapid
Peak: n/a
Duration: 1-1.5 hrs
10
Q
Meningococcal Septicaemia
A
- Dilute 1g Ceftriaxone with 3.5ml 1% lignocaine HCL to make 4ml
- Administer IM only
