A nurse is preparing to administer a daily dose of warfarin to a client. Which of the following laboratory values should the nurse check prior to administration?

WBC

INR

Platelets

АPTT

Answer and Explanation

The Correct Answer is B

A. WBC: White blood cell count is unrelated to warfarin therapy.
B. INR: Warfarin’s anticoagulant effect is monitored using the International Normalized Ratio (INR). A therapeutic INR range is typically 2–3 for most indications.
C. Platelets: While platelets are important for overall clotting, INR is the specific measure for warfarin.
D. APTT: Activated partial thromboplastin time (APTT) is used to monitor heparin, not warfarin.

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Free Nursing Study Resources

Correct Answer is A

Explanation

A. "Swish the medication in your mouth.": Nystatin oral suspension should be swished in the mouth and then swallowed to treat oral fungal infections.
B. "Use a straw when taking this medication.": A straw is not necessary for this medication.
C. "Take the medication with meals.": Nystatin can be taken without regard to meals, although it should be swished thoroughly.
D. "Drink at least 8 ounces of water after taking the medication.": This is not necessary for nystatin oral suspension.

A. Urinary retention B. Dizziness C. Decreased appetite D. Hypertension

Correct Answer is B

Explanation

A. Urinary retention: Urinary retention is not a typical adverse effect of lorazepam.
B. Dizziness: Lorazepam, a benzodiazepine, commonly causes CNS effects such as dizziness, drowsiness, and confusion.
C. Decreased appetite: Appetite changes are not commonly associated with lorazepam.
D. Hypertension: Lorazepam may cause hypotension, not hypertension, especially with IV administration.

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A nurse is preparing to administer a daily dose of warfarin to a client. Which of the following laboratory values should the nurse check prior to administration?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

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Correct Answer is A

Explanation

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Correct Answer is B

Explanation

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A nurse is preparing to administer a daily dose of warfarin to a client. Which of the following laboratory values should the nurse check prior to administration?