Physiological Integrity
70. A client with intractable chest pain is to receive nitroglycerin 50 mg/250 mL and the rate is to be titrated until chest pain is relieved. The IV is infusing at 27 mL/hr and the client is pain-free. A nurse determines that the client is receiving nitroglycerin at a rate of _______ mcg/min.
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Test-Taking Tip
First, convert mg to mcg, then use the formula.
Content Area: Adult Health, Pharmacology; Integrated Process: Nursing Process, Analysis; Cognitive Level: Analysis; Client Need/Subneed: Physiological Integrity/Pharmacological and Parenteral Therapies/Dosage Calculation
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Physiological Integrity
90
Calculate the delivery rate using the following formula: 1000 mcg/1 mg × 50 mg/250 mL × 27 mL/1 hr × 1 hour/60 min = 90 mcg/min
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