<chemical> An adrenergic-beta-2 antagonist that has been used for cardiac arrhythmia, angina pectoris, hypertension, glaucoma, and as an antithrombotic. ... Pharmacological action: adrenergic beta-antagonists, anti-arrhythmia agents, antihypertensive agents, fibrinolytic agent, sympatholytics. ... Chemical name: 2-Propanol, 1-(2-chloro-5-meth...