TC4-B Topical & IV Anesthetics

Question 1

BenzoCAINE

Answer 1

Topical Anesthetic

SE: Methemoglobinemia

Question 2

BupivaCAINE

Answer 2

Post-op pain control, epidural, spinal anesthetic

SE: Cardiotoxicity

Question 3

CoCAINE

Answer 3

Topical anesthetic

- Vasoconstrictor

Question 4

LidoCAINE

Answer 4

Topical anesthetic

SE: Transient Neurologic Symptoms (TNS)

Question 5

MepivaCAINE

Answer 5

Epidural anesthetic

- Vasoconstrictor

Question 6

PriloCAINE

Answer 6

Used in Europe (not USA)

SE: Methemoglobinemia

Question 7

EMLA

Answer 7

Lidocaine + Prilocaine (deeper anesthetic penetration)

- Used prior to venipuncture, IV catheter placement

Question 8

Propofol

Answer 8

GABA receptor agonist

• Cerebral vasoconstrictor (decreased ICP)
• Potent vasodilator (hypotension)
• Potent respiratory depressant
• GIVE A BOLUS OF SALINE PRIOR TO ADMINISTRATION
• “Rapid on, rapid off”

Question 9

ThiopenTAL

Answer 9

Barbituate (bind GABA-A)

• Cerebral vasoconstrictor (decreased ICP)
• Vasodilator
• Respiratory depressant

Question 10

MethohexiTAL

Answer 10

Barbituate (bind GABA-A)

• Cerebral vasoconstrictor (decreased ICP)
• Vasodilator
• Respiratory depressant

Question 11

MidAZolam

Answer 11

Benzodiazepine (bind GABA-A)

• Anxiolytic
• Minimal BP, respiratory effects

Question 12

DiAZepam

Answer 12

Benzodiazepine (bind GABA-A)

• Anxiolytic
• Minimal BP, respiratory effects

Question 13

LorAZepam

Answer 13

Benzodiazepine (bind GABA-A)

• Anxiolytic
• Minimal BP, respiratory effects

Question 14

Etomidate

Answer 14

GABA-receptor agonist

- Alternative to propofol and barbiturates in patients with decreased cardiac function

Question 15

Ketamine

Answer 15

Non-competitive NMDA antagonist

• Increased CBF (ICP)
• Anticonvulsant
• Hallucinations, euphoria, disinhibition
• Hard on the heart (myocardial depressant, incr. BP, HR, CO)
• Bronchial relaxant