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Dosage Calculation NCLEX RN Questions Questions

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Question 1 of 5

The nurse is caring for a client prescribed IV heparin. The client is prescribed 15 units/kg/hr. The client weighs 115.9 kg (254.8 lbs). The heparin is labeled with 25,000 units in 250 mL of D5W. How many mL/hr should this client receive? Fill in the blank. Record your answer using a whole number.

Correct Answer: 17 mL/hr

Rationale: Calculate dose: 15 units/kg/hr × 115.9 kg = 1738.5 units/hr. Flow rate: (1738.5 units/hr ÷ 25,000 units) × 250 mL = 17.39 mL/hr, rounded to 17 mL/hr.

Question 2 of 5

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Question 3 of 5

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Question 4 of 5

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Question 5 of 5

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Similar Questions

The primary healthcare provider (PHCP) prescribes cefdinir 25 mg/kg/day in divided doses every six hours. The infant weighs 8 kg (17.6 lbs). How many milligrams should the nurse administer per dose? Fill in the blank. Round your answer to a whole number.
The primary healthcare provider (PHCP) prescribes a regular insulin infusion. The prescription is for 4.5 units/hr. The label on the medication reads 250 mL of 0.9% saline containing 100 units of regular insulin. How many mL/hr should the client receive? Fill in the blank. Round your answer using 1 decimal place.
The nurse reviews the client's intake and output throughout the twelve-hour shift. ,¢ The client consumed three eight-ounce cups of water. ,¢ The client received 0.9% sodium chloride at 70 mL/hr for 12 hours. ,¢ The client received an infusion of 500 mg of azithromycin reconstituted in 250 mL of 0.9% sodium chloride to treat a bacterial infection. ,¢ The client received 5 mg of morphine sulfate diluted in 0.9% sodium chloride, totaling an infused volume of 7 mL. When calculating the total intake for the client for the shift, the nurse would document how many milliliters?
The primary healthcare provider (PHCP) prescribes 100 mL of 0.9% sodium chloride (normal saline) to infuse over two hours via intravenous microdrip tubing. The nurse sets the flow rate at how many drops per minute? Fill in the blank. Round your answer to the nearest whole number.
The primary healthcare provider orders methylprednisolone 1.6 mg/kg for a child weighing 30.4 kg (66.8 lbs). The label on the medication reads 500 mg/4 mL. How many milliliters (mL) should the nurse administer? Fill in the blank. Round your answer using 1 decimal place.

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