Document Classification

Section Type: RESULTS

Text: Salmeterol and formoterol, like propranolol, attenuated the hypokalaemic, tremor, and heart rate delta responses to fenoterol compared with placebo, in keeping with beta 2 blockade : potassium, salmeterol 0. 18 (0. 0 to 0. 36) mmol/l, formoterol 0. 17 (-0. 03 to 0. 37) mmol/l, propranolol 0. 80 (0. 54 to 1. 06) mmol/l ; tremor, salmeterol -0. 69 (-1. 26 to -0. 12) log units, formoterol -0. 71 (-1. 53 to 0. 11) log units, propranolol -0. 85 (-1. 66 to -0. 04) log units ; heart rate, salmeterol -6 (-13 to 1) beats/min, formoterol -10 (-19 to -1) beats/min, propranolol -18 (-29 to -7) beats/min.