The nurse is preparing to administer medications to assigned clients. Which prescription should the nurse clarify with the primary healthcare provider (PHCP)?

C enoxaparin to a client with a platelet count of 155,000 mm3 [150-400 mm3, 130-380 × 10^9/L] D lisinopril to a client with a serum creatinine level of 0.6 mg/dL [0.6-1.2 mg/dL, 30-250 IU/L] A warfarin to a client with an international normalized ratio (INR) of 1.8 seconds [0.9-1.2] B digoxin to a client with a serum potassium level of 3.1 mEq/L [3.5-5 mEq/L, mmol/L]