Ketamine

Question 1

Ketamine Drug Class

Answer 1

Dissociative anaesthetic agent with analgesic effects

Question 2

Ketamine Action

Answer 2

Dissociates the central nervous system from painful stimuli. At low doses ketamine causes a trance like state characterised by analgesia and amnesia with retention of protective airway reflexes, spontaneous respirations and cardiovascular activity

Question 3

Ketamine Adverse Effects

Answer 3

• Distressing psychological reactions e.g. agitation, hallucinations and/or dysphoria
• Nausea and vomiting
• Muscle effects including increased tone, random purposeless movements

Question 4

Ketamine Contraindications

Answer 4

• Suspected or known allergy
• Pts with known or suspected Hx of psychosis
• Pts <14yrs of age
• Known 1st or 2nd trimester pregnancy

Question 5

Ketamine Preparation

Answer 5

200mg in 2mL vial - diluted to 20mL with 18mL = 10mg per 1mL

Question 6

Ketamine Use

Answer 6

• Pain management
• Behavioural disturbances
• CPR induced consciousness