Pharmacology · practice question
A 68-year-old client on a medical-surgical unit is being evaluated for subcutaneous insulin therapy. The nurse reviews this trend: INR increased from 2.1 to 4.8 while the client reports black stools. Which interpretation and action are most appropriate?
Multiple choiceMediumnclex-rn-bsnnclex-validatednclex-2026pharmacology
Answer and explanation
Correct answer
C. Interpret the trend in context, compare it with baseline or benchmarks, and take the safest indicated action.
Why
Trend questions require comparison with baseline, symptoms, risk, and benchmarks. Safe nursing action begins before a preventable event becomes critical.
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