Pharm Adjunct: Alpha - Phenylephrine Flashcards
1
Q
Is phenylephrine primarily a venoconstrictor or an arterioconstrictor?
A
Venous constriction > arterial constriction
S20
2
Q
Phenylephrine clinically mimics norepinephrine but is….
A
less potent and longer lasting
S20
3
Q
What is the normal dosing of phenylephrine?
A
100mcg/mL IV push
can be IV gtt that is on roller clamp
S21 extra
4
Q
What adverse effect results from phenylephrine?
How is it resolved?
A
- Reflex bradycardia
- Stopping the drug
S20
5
Q
What catecholamine will have the greatest effect on PVR?
A
Phenylephrine
S31
