A child hospitalized with heart failure has manifestations related to increased preload. Which drug does the nurse prepare to administer?
A.
Digoxin (Lanoxin)
B.
Dopamine (Intropin)
C.
Furosemide (Lasix)
D.
Metoprolol (Toprol)
ANS: C
Furosemide is a diuretic, used to rid the body of excess fluid, and it is excess fluid that leads to increased preload. Digoxin is often used in heart failure for its positive inotropic actions. Dopamine increases contractility. Metoprolol is a beta blocker, and its major effect is blocking sympathetic nervous system activity.
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