The nurse learns in report that the serum potassium level of a client is 5.5 mEq/L this morning. The client’s physician is in surgery, so a message is left at the physician’s office. The client is on...

The nurse learns in report that the serum potassium level of a client is 5.5 mEq/L this morning. The client’s physician is in surgery, so a message is left at the physician’s office. The client is on the following medications at 0800: famotidine (Pepcid) 20 mg po and spironolactone (Aldactone) 50 mg po. Which action by the nurse is most appropriate?

a. Hold the morning dose of famotidine until the physician returns the call.

 b. Hold the morning dose of spironolactone until the physician returns the call.

c. Hold all the morning medications until the physician returns the call.

 d. Give all the morning medications as ordered.

Rationale: