Why the study?
Does racemic propranolol improve exercise tolerance in patients with angina pectoris compared to dexpropranolol and saline?
Does racemic propranolol improve exercise tolerance in patients with angina pectoris compared to dexpropranolol and saline?
The beneficial effect of propranolol in angina pectoris is mediated by its beta-adrenergic receptor blocking activity rather than its local anaesthetic properties.
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Beta-blockade may mediate angina benefit in small study; leaves open confirmation in larger randomized trials.
Wilson et al. (1969) studied this question.
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