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Flashcards in Local Anaesthetic Deck (15):
0

What is the brand name, MSD, onset, duration and pKa of lidocaine?

Xylocaine
3mg/kg
2-5 mins
1 - 1.5 hours
7.7

1

What is the brand name, MSD, onset, duration and pKa of mepivacaine?

Scandanest
6mg/kg
2-5 mins
1.5- 2 hours
7.6

2

What is the brand name, MSD, onset, duration and pKa of prilocaine

Citanest
6mg / kg
2-5 mins
1.5 - 2 hours
7.7

3

What is the brand name, MSD, onset, duration and pKa of bupivacaine?

Marcain
2 mg/kg
15 -30 mins
4 -6 hours
8.1

4

What is the brand name, MSD, onset, duration and pKa of levobupivacaine?

Chirocain
2 mg/ kg
10 -15 mins
4-6 + hours
8.1

5

What is the brand name, MSD, onset, duration and pKa of ropivacaine

Naropin
4.3 mg/kg
10-15 mins
4-6 + hours
8.1

6

Run through the list of drugs from top to bottom

Lidocaine
Mepivacaine
Prilocaine
Bupivicaine
Levobupivacaine
Ropivacaine

7

Run through the brand names

Xylocaine
Scandonest
Citanest
Marcain
Chirocain
Naropin

8

Run through the MSD's

3mg/kg
6mg/kg
6mg/kg
2mg/kg
2mg/kg
4.3mg/kg

9

List the onset times

2-5 min
2-5 min
2-5 min
15-30 min
10-15 min
10- 15 min

10

List durations

1 -1.5 hours
1.5 -2 hours
1.5 - 2 hours
4- 6 hours
4 - 6+ hours
4 - 6 + hours

11

List pKa's

7.7
7.6
7.7
8.1
8.1
8.1

12

List the 3 steps for LA calculations

#1 work out MSD in mg/kg (LA MSD x pt weight)

#2 calculate what this MSD equates to in available mls ( msd / % / 10)

#3 calculate dosage of LA actually used following injection in mg (mls x % x 10)

13

Complete the blanks;
LA drugs are used to xxxxxx block nerve conduction of xxxxxxx fibres of nerves in various regions of the body.

Reversibly
Sensory

14

Mechanism of action/ complete the blanks:
LA exert their effect by altering the electronilogic xxxxxxx process through its binding to xxxxxx in the nerve xxxxxx and preventing the influx of xxxxx ions.

Excitation
Receptors
Membrane
Sodium