the effect of propranolol ( 0.1 mg/kg intravenously followed by 320 mg given over 27 hour orally ) on serum levels of creatine kinase enzyme was studied in a randomized trial involving 95 patients seen within 12 hours of onset of symptoms of uncomplicated myocardial infarction .
C0033497
propranolol
C0027051
myocardial infarction