A 77-year-old woman is brought to the emergency department by her family after she has had diarrhea for 3 days. The family tells the nurse that she has not been eating or drinking well, but that she has been taking her diuretics for congestive heart failure (CHF). Laboratory results include a potassium level of 7.0 mEq/L. Which medication(s) does the nurse anticipate administering?
A. Insulin (regular insulin) and dextrose (D20W)
B. Loperamide (Imodium)
C. Sodium polystyrene sulfonate (Kayexalate)
D. Supplemental potassium
Ans: A. Insulin (regular insulin) and dextrose (D20W)
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