Ati lpn dosage calculation proctored exam
An order calls for 2,000 mcg of Vitamin B12 IM injection. The vial indicates a 1 mg/mL concentration. How many ml should the nurse draw up?
Explanation & Rationale
Identify the ordered dose and vial concentration Ordered Dose: 2,000 mcg (2 mg) Available Concentration: 1 mg/mL Calculate the volume to administer Volume to administer = Ordered Dose ÷ Concentration Volume to administer = 2 ÷ 1 = 2 mL
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