Which of the following medication orders is administered immediately and only once?

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E6 Nursing Fundamentals Potter Perry 12e Part 3 pp. 144-146, 145-147
E6 Nursing Fundamentals Taylor p. 846-848
Practise the full AIIMS Patna NO - 2020
Attempt every question from this paper in a timed mock, then review the full solution for each one.