A nurse is preparing to administer phenytoin extended release 300 mg PO daily.
Available is phenytoin 100 mg capsules.
How many capsules should the nurse administer? (Round the answer to the nearest whole number.
Use a leading zero if it applies.
Do not use a trailing zero.). capsule(s).
The Correct Answer is ["3"]
Step 1 is to determine the total amount of medication needed. The doctor ordered 300 mg of phenytoin and each capsule contains 100 mg. So, we divide the total amount ordered by the amount per capsule: 300 mg ÷ 100 mg/capsule = 3 capsules.
So, the correct answer is 3 capsules.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["2.4"]
Explanation
Calculation:
-
Convert the client’s weight from pounds to kilograms
Weight = 130 ÷ 2.2
≈ 59 kg
-
Calculate the ordered dose in units
Ordered Dose = 8 × 59
Ordered Dose = 472 units
-
Identify the available concentration
Available Concentration: 200 units/mL
-
Calculate the volume to administer
Volume to administer = Ordered Dose ÷ Concentration
Volume to administer = 472 ÷ 200
Volume to administer = 2.36 mL
-
Round to the nearest tenth
= 2.4 mL
Correct Answer is ["0.88"]
Explanation
Step 1 is to calculate the volume of heparin to be administered. The calculation is as follows: 17,500 units ÷ (20,000 units/mL) = 0.875 mL.
So, the correct answer is 0.88 mL (rounded to the nearest hundredth).
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