Propranolol For Anxiety Disorders: A Nonselective Beta Blocker
Propranolol is a beta blocker originally synthesized in the 1960s by James W. Black, a British scientist. It is a derivative of older beta-adrenergic antagonists dichloroisoprenaline and pronethalol, each of which lacked safety and efficacy to warrant medicinal usage. Chemically, propranolol is formed upon insertion of an oxymethylene group into the aryl ethanolamine structure of …