Practice Question
A nurse is preparing to administer diazepam 3 mg IV bolus every 3 hour PRN anxiety. Available is diazepam injection 5 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth)
Answer Choices:
Correct Answer:
0.6
Rationale:
🔷 Convert using dose–volume formula: Volume (mL) = Ordered dose (mg) ÷ Concentration (mg/mL).
🔷 Substitute values: Volume = 3 mg ÷ 5 mg/mL = 0.6 mL (mg cancels, leaving mL).
🔷 Using dimensional analysis: 3 mg×1 mL5 mg=0.6mL
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This question is from PHR 110 Pharmacology- Drug calculation Quiz 3 which contains 35 questions.
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From Exam
PHR 110 Pharmacology- Drug calculation Quiz 3
35 Questions
View Full Exam Start PracticingQuestion Details
- Category: RN Nursing Exam(s)
- Subcategory: General Exams
- Domain: 🚑Pharmacology
- Answer Choices: 1
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