Induction drugs Flashcards

1
Q

Dissociative anesthetics

A

ketamine, tiletamine

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2
Q

Barbituates

A

thiopental

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3
Q

Imidazole derivatives

A

etomidate

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4
Q

neurosteriods

A

alphaxalone

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5
Q

Ketamine CV effects

A

increases HR and contractility

if catecholamine stores are depleted or under anesthesia -> neg inotropic effect may dominate

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6
Q

Ketamine resp effects

A

minimal

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7
Q

Ketamine CNS effects

A

increase intercerebral volume and pressure

DONT USE IN HEAD TRAUMA CASES

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8
Q

Indications of Ketamine

A

hypovolemic shock, asthma, aggressive animals

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9
Q

Contraindications of Ketamine

A

brain trauma or tumor
perforating eye injury
hcm
epilepsy

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10
Q

Telazole

A
contains tiletamine (similar to ketamine) and zolazepam (benzo
effect is similar to diazepam-ketamine, but telazol is longer acting
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11
Q

Propofol onset and duration, route

A

fast onset short duration
IV only
no accumulation

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12
Q

Propofol CV effects

A
vasodilation/hypotension
neg inotropy (mild)
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13
Q

Propofol resp effects

A

RR decreases
apnea possible
Tidal volume decreases
does NOT inhibit laryngeal movement

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14
Q

Propofol CNS effects

A

Intracerebral blood volume and ICP decreases

cerebral vasocontriction

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15
Q

Short, Middle, and Long acting barbituates

A

short- thiopentol
middle- pentobarbital (euthanasia)
long- phenobarbitol

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16
Q

Etomidate onset and duration, does is accumulate, CV effects

A

fast onset short duration
no cummulation
minimal CV effects

17
Q

T/F Etomidate can cause unconscious vomiting and twitching

A

Yes

18
Q

Alfaxalone CV effects, onset and duration

A

minimal CV effects

onset slower than propofol, duration 20 mins