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Vasoactive Drugs69

Unit II

QuestionAnswer
Relaxes arterial and venous smooth muscle, reducing preload and SVR; Hypotension, HA, vomiting, flushing. Nitroglycerin (Tridil)
Direct arterial vasodilation reduces SVR & BP; reduces both preload and afterload; intraarterial monitoring of BP recommended; Sings of thiocyanate toxicity include anorexia, nausea, fatigue, disorientation. Sodium Nitroprusside (Nipride)
The predominant s/effect of all nitrates. Headache (Tylenol for HA)
These drugs reduce myocardial contractility, HR, SVR, & BP, all of which reduce oxygen demand. B-Adrenergic Blockers
Drug of choice for CP that is unrelieved by NTG; reduces preload & afteroad; decreases cardiac workload by lowering myocardial O2 consumption, reducing contractility and decreasing BP, HR, Fear, & Anxiety. Morphine Sulfate
Is a selective B-adrenergic agonist &  works primarily on the B-1 receptors in the heart; Does not increase SVR & is preferred for short term treatment of ADHF. Dobutamine
Increasing force of contraction. Inotropic
Increasing heart rate. Chronotropic
Created by: BOjangles1006
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