the propranolol-premedicated patients came to the operating room in a significantly different clinical state with a mean arterial pressure of 92 +/- 3 mm hg , a heart rate of 71 +/- 2 beats/min , and plasma epinephrine and norepinephrine concentrations of 76 +/- 28 and 144 +/- 28 pg/ml .
C0014563
epinephrine
C0028351
norepinephrine