Induction Meds: Opioids Agonist-Antagonist - Butorphanol Flashcards

1
Q

Where is Butorphanol excreted?

A

Bile > urine

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2
Q

What receptors does Butorphanol bind to?

A
  • κ = analgesia & anti-shivering
  • μ (low)
  • σ (low)

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2
Q

Sigma (σ) receptors are associated with what side effect?

A

Dysphoria

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3
Q

2 to 3 mg of butorphanol is equivalent to _____ mg of morphine.

A

10

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4
Q

By what route is butorphanol rapidly and completely absorbed?

A

Intramuscular

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5
Q

What type of drug is Butorphanol?

A

Agonist 20x and antagonist 10x to 30x > Pentazocine

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6
Q

What are the side effects of Butorphanol?

A
  • sedation
  • nausea
  • diaphoresis
  • dysphoria
  • depression of ventilation
  • withdrawal symptoms occur
  • increased BP, PA BP, & C0

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7
Q

What is the caution with Butorphanol?

A

difficult to use with another opioid agonist

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