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Positive Inotropic

Cardio

QuestionAnswer
cardiac glycosides digoxin (lanoxin)
phosphodiestase inhibitors milrinone (primacor)
cardiac glycosides increase myocardial contractility; slows conduction to AV node
phosphodiestrase inhibitors dilate blood vessels and decrease workload on heart; increase force of contraction
cardiac glycosides desired effects increase cardiac output; increase myocardial contractility; decrease heart rate
phosphodiestase inhibitors desired effects increase force of contractions; relaxation of smooth muscle
cardiac glycosides adverse effects N/V; fatigue; confusion; yellow or blurred vision; bradycardia
phosphodiestase inhibitors adverse effects hypotension; hypokalemia; ventricular arrhythmias
Created by: 2a2j
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