A 48-year-old wom an su ering from lupus erythem atosus was adm itted to the hospital because of…

A 48-year-old wom an su ering from lupus erythem atosus was adm itted to the hospital because of severe m uscle w eakness. Pertinent laboratory data on adm ission were K+ 7.9 m Eq/L, creatinine 5 m g/dL, blood urea nitrogen (BUN) 60 m g/dL. An electrocardiogram (ECG) revealed increased PR intervals and w idened QRS com plexes. Insulin w ith dextrose was given intravenously to reduce the high potassium level. Another drug was also given because it has an additive e ect w ith insulin in decreasing serum potassium . Which of the follow ing drugs was m ost likely adm inistered? A. Phenylephrine B. Albuterol C. Clonidine D. Isoproterenol E. Epinephrine F. Dobutam ine

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