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 …
There are many anti-anxiety medications (anxiolytics) on the market designed to help individuals with various types of anxiety disorders. People with bad anxiety may try natural treatments and making lifestyle changes, but no matter what they do, they still are unable to feel normal and function in society. Anxiety can be so debilitating for certain …
Beta blockers are drugs that act on “beta receptors” within tissues of the sympathetic nervous system to inhibit stimulatory hormones such as epinephrine and norepinephrine. Medically they are utilized primarily to help manage cardiac arrhythmias, prevent heart attacks, and reduce blood pressure. The first effective beta blockers were documented in the early 1960s as a …