It has been assumed that β-AR antagonists (β-blockers) have a direct favorable influence on the heart, but our results challenge this view, suggesting that β-blockers may also act directly in ...

Propranolol and metoprolol are both beta-blockers, which are a class of ... such as some of the same uses and availability in short-acting and long-acting dosage forms, but they also have some ...

The mention of beta blockers by actor Rachel Sennott ... and they’re fast-acting—within 30 minutes or so—whereas SSRIs can take anywhere from a week to a month to kick in.