A nurse is preparing to administer scheduled diltiazem to a…
A nurse is preparing to administer scheduled diltiazem to a client with atrial fibrillation. The client reports feeling unusually fatigued but denies chest pain or dyspnea. Assessment findings include BP 112/68 mm Hg and an apical pulse of 64/min. The cardiac monitor shows an irregular rhythm with intermittent pauses and ventricular rates ranging from 52 to 78/min. Which action should the nurse take first?
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