Local Anesthetics Flashcards

1
Q

Benzocaine

A

Ester
Topical
Causes Methemaglobinemia3e

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2
Q

Cocaine

A

Ester
Topical
Vasoconstrictor
Toxicity produces: myocardial ischemia, MI, arrhythmias, seizures, HTN

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3
Q

Procaine

A

Ester

Tertiary amine

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4
Q

Tetracaine

A

Ester
Metabolized by plasma esterase
Longest acting ester

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5
Q

Bupivacaine

A

Amide

Longest acting amide

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6
Q

Lidocaine

A

Amide
Tertiary amine
Liver metabolized

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7
Q

Mepivacaine

A

Amide

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8
Q

Prilocaine

A

Amide

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9
Q

Ropivacaine

A

Amide
Long acting amide
Less toxicity than Bupivacaine
S-isomer

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