Final answer:
The nurse will question the patient about Antacids due to the symptoms of muscle weakness and drowsiness. Using potassium supplements can cause hyperkalemia, high levels of potassium, which can result in weakness, drowsiness, and abnormal heart rhythm.
Step-by-step explanation:
The nurse will question the patient about Antacids due to the symptoms of muscle weakness and drowsiness.
The abnormal heart rhythm on the electrocardiogram (ECG) could be caused by an electrolyte imbalance, specifically low levels of potassium.
Using potassium supplements can cause hyperkalemia, high levels of potassium, which can result in weakness, drowsiness, and abnormal heart rhythm.