The nurse is administering medications. Which medication should the nurse question administering?  1. Morphine sulfate, an opioid, to a client diagnosed with pancreatitis. 2. Diphenhydramine...

The nurse is administering medications. Which medication should the nurse question administering?

 1. Morphine sulfate, an opioid, to a client diagnosed with pancreatitis. 2. Diphenhydramine (Benadryl), an H1 blocker, to a client with an allergic reaction. 3. Methylprednisolone (Solu-Medrol), a glucocorticoid, to a client with type 2 diabetes. 4. Vasopressin (DDAVP), a hormone, to a client diagnosed with diabetes insipidus.