The nurse is caring for an assigned client. Which prescription requires clarification based on the laboratory data? See the exhibit. Select all that apply. Prescribed Medications: vancomycin 1-gram IVPB daily, furosemide 40 mg PO daily, 500 mL of 0.9% sodium chloride bolus x 1 dose, diltiazem XR 120 mg PO daily, Ketorolac 15 mg IV push every eight hours PRN pain. Laboratory Results: Sodium 145 mEq/L (145 mmol/L), Potassium 3.7 mEq/L (3.7 mmol/L), Calcium 9.3 mg/dL (2.32 mmol/L), BUN 25 mg/dL (8.93 mmol/L), Creatinine 2.1 mg/dL (185.64 umol/L)