What is Beta-blockers

ege, acebutolol, atenolol, labetalol, metoprolol, nadolol,
oxprenolol, pinderlol, propranolol, sotalol, timolol.
These widely prescribed drugs “block” or reduce the action of
adrenaline and related hormones in increasing the heart rate and the strength
of the heart-beat and they will, therefore, slow the heart rate. Exercise or
excitement increases the secretion of adrenaline and related hormones:
beta-blockers damp down these effects of exercise or stress on the heart.

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