"Brevibloc"@en-us . . . . "esmolol"@en-us . "03296759-n"^^ . "intravenous beta blocker (trade name Brevibloc) that acts for only a short time; used primarily for cardiac arrhythmias"@en-us . . . "esmolol"^^ . "0"^^ . . "103176878"@en-us . "0"^^ . . "103296759"^^ . . . . .