a client with addison's disease becomes weak, confused, and dehydrated following the onset of an acute viral infection. the client's laboratory values include; sodium 129 meq/l (129mmol/l si), glucose 54 mg/dl (2.97mmol/l si) and potassium 5.3 mmol/l si). when reporting the findings to the hcp, the nurse anticipates a prescription for which intravenous medications?