“…17 β-Blockers and amiodarone have been found to be successful strategies for preventing postoperative atrial fi brillation. 18 Among various classes of drugs, β-blockers (e.g., esmolol, 19-28 labetalol, 29,30 landiolol 31 ) are widely used to prevent detrimental events associated with tracheal intubation. Landiolol, a newly developed, commercially available agent, is an ultrashort-acting β-adrenoceptor antagonist with a half-life of 3 min; it is eight times more cardioselective than esmolol.…”