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The primary healthcare provider (PHCP) prescribes three liters of 0.9% saline to infuse over 24-hours. How many mL per hour will be administered to the client? Fill in the blank.
Correct Answer: 125 mL/hour
Rationale: To calculate mL/hour, convert 3 liters to 3000 mL (since 1 L = 1000 mL) and divide by 24 hours: 3000 mL ÷ 24 hr = 125 mL/hour.
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The primary healthcare provider (PHCP) prescribed ibuprofen 600 mg PO q 6 hours PRN pain. The medication label reads ibuprofen 200 mg tablets. How many tablets will be administered to achieve the correct dose?
- A. One tablet
- B. Five tablets
- C. Three tablets
- D. Two tablets
Correct Answer: C
Rationale: Calculate: 600 mg ÷ 200 mg/tablet = 3 tablets.
The primary healthcare provider (PHCP) prescribes amoxicillin 80 mg/kg/day to be given in two divided doses. The infant weighs 8.72 kg (19.18 Ibs). The label of the medication reads 250 mg/mL of amoxicillin. How many mL of amoxicillin should the nurse administer for one dose? Fill in the blank. Record your answer using 1 decimal place.
Correct Answer: 1.4 mL
Rationale: Calculate daily dose: 80 mg/kg × 8.72 kg = 697.6 mg. Per dose: 697.6 mg ÷ 2 = 348.8 mg. Convert: 348.8 mg ÷ 250 mg/mL = 1.3952 mL, rounded to 1.4 mL.
The primary healthcare provider (PHCP) prescribes a regular insulin infusion for a client with diabetic ketoacidosis (DKA). The prescription is for 2 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 to the nearest whole number.
Correct Answer: 5 mL/hr
Rationale: Calculate: (2 units/hr ÷ 100 units) × 250 mL = 5 mL/hr.
The primary healthcare provider (PHCP) prescribes 500 mL of 0.9% sodium chloride (normal saline) to infuse over four 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.
Correct Answer: 125 drops per minute
Rationale: Microdrip tubing has a drop factor of 60 gtts/mL. Calculate: (500 mL × 60 gtts/mL) ÷ (4 hr × 60 min/hr) = 30,000 gtts ÷ 240 min = 125 gtts/min.
The primary healthcare provider (PHCP) prescribes 125 mcg of digoxin by mouth daily. The medication label reads digoxin 0.25 mg per tablet. How many tablet(s) will the nurse administer to the client? Fill in the blank. Record your answer using 1 decimal place.
Correct Answer: 0.5 tablet
Rationale: Convert 125 mcg to 0.125 mg. Calculate: 0.125 mg ÷ 0.25 mg/tablet = 0.5 tablet.