critical care midterm
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mech of action for ACE inhibitors
prevents ang I --> ang II. thus reduces amount of aldosterone.
indications for ACE inhibitors?
hypertension, HF, post MI treatment
side fx of ACE inhib
hypotension, renal failure, cough, orthostatic hypotension, bradycardia
enalapril (Vasotec) - what type?
diuretics in CHF treatment?
used to fix fluid volume overload or edema
metoprolol (lopressor) - what category?
indications for beta blockers?
angina, acute MI, heart failure
mech of action of beta blockers?
- block beta-adrenergic receptors (epi and norepi)
- thus results in decreases sympathetic NS responses (HR, BP decrease)
digoxin - what type of drug
appropriate digoxin levels?
- in CHF: 0.5 - 1
- for afib/aflutter: 1 - 2
how does digoxin work?
reduces cardiac workload by increasing contractility and enhancing tissue perfusion
nursing implications for digoxin?
- digoxin level!
- K+ values. high risk for hypokalemia
indications for dopamine
cardiac decompensation, HF, shock, renal failure, hypotension.
dobutamine, milrinone (Primacor), inamrirone (Inocor) - what class?
inotropes. similar to dopa
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