Pharm Adjunct: Alpha - Phenylephrine Flashcards by Krista Flores

Q

Is phenylephrine primarily a venoconstrictor or an arterioconstrictor?

A

Venous constriction > arterial constriction

S20

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Q

Phenylephrine clinically mimics norepinephrine but is….

A

less potent and longer lasting

S20

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Q

What is the normal dosing of phenylephrine?

A

100mcg/mL IV push

can be IV gtt that is on roller clamp

S21 extra

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Q

What adverse effect results from phenylephrine?
How is it resolved?

A

Reflex bradycardia
Stopping the drug

S20

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Q

What catecholamine will have the greatest effect on PVR?

A

Phenylephrine

S31

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