NCLEX-RN
Free NCLEX RN Questions for Med Surg Questions
Extract:
Question 1 of 5
Guaifenesin (Robitussin) 300 mg four times a day has been ordered as an expectorant. The dosage strength of the liquid is 200 mg/5 mL. How many milliliters should the nurse administer for each dose?
Correct Answer: 7.5 mL
Rationale:
To calculate the dose: 300 mg ÷ 200 mg/5 mL = 1.5 × 5 mL = 7.5 mL per dose.
Question 2 of 5
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Question 3 of 5
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Question 4 of 5
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Question 5 of 5
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