A patient with heart failure is prescribed spironolactone. Which instruction is most appropriate?
Correct answer: B. Report muscle weakness or irregular heartbeat
- A. Use salt substitutes freely with meals
- B. Report muscle weakness or irregular heartbeat
- C. Increase potassium-rich foods every day
- D. Take an extra dose after missed urination
Explanation
Spironolactone is a potassium-sparing diuretic, so hyperkalaemia may cause weakness or dysrhythmias. Patients should avoid potassium supplements and potassium-containing salt substitutes unless specifically prescribed.
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About Cardiovascular Nursing
Covers assessment and nursing care for hypertension, coronary artery disease, angina, myocardial infarction, heart failure, valvular disease and dysrhythmias. It includes interpreting vital signs and ECG findings, managing chest pain, monitoring cardiac medicines, recognizing complications and distinguishing left-sided from right-sided heart failure.
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