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BS Nursing Pharmacology-I
nmdcat.online June 6, 2026

164. A nurse is preparing to administer an antiarrhythmic, procainamide, via IV infusion. The nurse should monitor for which ECG changes indicative of toxicity?

A. Shortened PR interval
B. Widened QRS complex and prolonged QT interval
✓
C. Narrow QRS complex
D. Increased heart rate

📖 Additional Information

  • Shortened PR interval
  • Widened QRS complex and prolonged QT interval
  • Narrow QRS complex
  • Increased heart rate

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