A client has developed a hospital-acquired pneumonia. When preparing to administer cephalexin (Keflex) 500 mg, the nurse notices that the pharmacy sent cefazolin (Kefzol). What should the nurse do? Select all that apply.

D Request that cephalexin (Keflex) be sent promptly. E Return the cefazolin (Kefzol) to the pharmacy. B Verify the medication order as written by the physician. C Contact the pharmacy and speak to a pharmacist. A Administer the cefazolin (Kefzol).