Practice Question
A nurse is preparing to administer calcium carbonate 3.9 g PO daily in equally divided doses every 12 hr. Available is calcium carbonate 650 mg tablets. How many tablets should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies.DO not use a trailing zero.)
Answer Choices:
Correct Answer:
3
Rationale:
✴️ Step 1: Convert grams to milligrams
📌 3.9 g × 1,000 = 3,900 mg daily
✴️ Step 2: Divide total daily dose into 2 equal doses (every 12 hr)
📌 3,900 mg ÷ 2 = 1,950 mg per dose
✴️ Step 3: Determine number of tablets per dose
📌 1,950 mg ÷ 650 mg/tablet = 3 tablets
✅ Final Answer: 3 tablets
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This question is from PN Dose Calculation-2025 which contains 34 questions.
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Question Details
- Category: LPN Nursing Exam(s)
- Subcategory: LPN ATI Exams
- Domain: Dosage Calculations
- Answer Choices: 1