Local Anesthetics Flashcards
1
Q
Benzocaine
A
Ester
Topical
Causes Methemaglobinemia3e
2
Q
Cocaine
A
Ester
Topical
Vasoconstrictor
Toxicity produces: myocardial ischemia, MI, arrhythmias, seizures, HTN
3
Q
Procaine
A
Ester
Tertiary amine
4
Q
Tetracaine
A
Ester
Metabolized by plasma esterase
Longest acting ester
5
Q
Bupivacaine
A
Amide
Longest acting amide
6
Q
Lidocaine
A
Amide
Tertiary amine
Liver metabolized
7
Q
Mepivacaine
A
Amide
8
Q
Prilocaine
A
Amide
9
Q
Ropivacaine
A
Amide
Long acting amide
Less toxicity than Bupivacaine
S-isomer