in a single-blind , placebo-controlled , randomised trial in 20 patients with stable angina pectoris , intravenous theophylline ethylenediamine ( aminophylline ) , 7 mg/kg , increased the time to onset of angina by 46 % , the heart-rate/blood-pressure product ( an index of myocardial oxygen consumption ) at 1 mm st segment depression by 22 % , and exercise duration by 24 % .
C0340288
stable angina pectoris
C0002962
angina