Practice Question
A nurse is preparing to administer cefazolin 500 mg IM every 8 hr. Available is cefazolin 1 g vial. The package insert instructs adding sterile water 2.5 mL to yield cefazolin 330 mg/mL. How many mL should the nurse administer per dose?(Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
Answer Choices:
Correct Answer:
1.5
Rationale:
- Desired dose = 500 mg
- Available concentration = 330 mg/mL
- Apply the formula:500÷330=1.515
- Round to the nearest tenth:1.515≈1.5
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This question is from PN Management~2020 Exam which contains 85 questions.
More Questions from This Exam
A nurse is reviewing a client's new prescription for indomethacin 100 mg PO now, then 50 mg PO TID with food for pain relief. Which of the following actions should the nurse take?
Answer Choices:
A. Administer the medication twice daily.
B. Administer the medication as needed for pain.
C. Administer the medication 2 hr after meals.
D. Administer a loading dose of 100 mg PO
E. Administer the medication with a snack
Question Details
- Category: LPN Nursing Exam(s)
- Subcategory: LPN ATI Exams
- Domain: Leadership
- Answer Choices: 1