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27 Cards in this Set

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  • Back
Preanesthetics
Preanesthetics
Minimal adverse effects on cardio & respiratory
benzodiazepines
Decreases anxiety but can cause hypotension
Phenothiazine derivatives
Provides EXCELLENT analgesia
1. opioids
2. thiazine derivatives
Blocks stimulation of the vagus nerve
anticholinergics (atropine)
Provides heavy sedation & analgesia
opioids ??
Reversing agents are availablefor which preanesthetic families
1. thiazine derivatives
2. antagonist opioids
Can cause bradycardia,2nd degree heart block & hypotension
xylazine
Contraindicated if pre-existing tachycardia
Atropine
LONG LASTING analgesic effect
Buprenex or beprenorphine
Reduces seizure threshold
acepromazine
Has antirrhythmic effect
acepromazine
anticonvulsant effect
diazepam
ztranquilizer that is contraindicted in shcky, hypotensive or anemic atients
acepromazine
opioid antagonist
naloxone
anticholinergic that doesn't cross the placenta
gylcopyrrolate
Drug combo for neuroleptanalgesia
Butorphanol & acepromazine
Vagus nerve makes u 80% of the -- nervous system
parasympathetic
What reverses xylazine
yohimbine
why use opioids
great analgesia,
antitussive & reversible
What reverses opioids
naloxone
Define cachexia
malnutrition or illl health
What blocks stimulation of the vagus nerve
atropine
Contraindication for atropine
1. pre-existing bradycardia
2. conjestive heart failure
3. constipation or ileus
4. crosses placenta
5.causes arrhythemias
Whichbenzodiazephine is water soluable
midazolam
Advantages of Benzodiazepines
1. Antianxiety
2. excellent skeletal musc relaxant
3. excellent anticonvulsant
4. Min adverse cadrio &resp effects
5. Appetite stimulant in cats
6.
Disadvantages of Benzodiazepines
1. controlledsubstance
2. cautionon neonates
3. caution in animals with known liver dysfunction
4. NO ANALGESIC EFFECT