Drugs working on the heart Flashcards Preview

CV PHARM...Cardiovascular Stimulants > Drugs working on the heart > Flashcards

Flashcards in Drugs working on the heart Deck (4)
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1

Dobutamine

Racemic mixture, so mainly...

B1 agonism

(alpha effects cancel each other out and NO dopamine effects)

2

Dobutamine

Increased...

CO, SV, Urine output
(Not HR)

3

Isoproterenol...effects

Increased CO (inotropic + chronotropic effects)

decreased diastollic BP

palpitations, tachycardia, arrhythmias, headache, flushing

4

Isoproterenol...clinical uses

emergencies
--stimulate HR in pts w/ bradycardia/heart block
--(i.e. pts w/ torsades de pointes)