Comment on

• A single bolus dose of esmolol in the prevention of intubation-induced tachycardia and hypertension in an ambulatory surgery unit.

  Parnass SM, Rothenberg DM, Kerchberger JP, Ivankovich AD. Parnass SM, et al. J Clin Anesth. 1990 Jul-Aug;2(4):232-7. doi: 10.1016/0952-8180(90)90102-9. J Clin Anesth. 1990. PMID: 1975187 Clinical Trial.
• Intraoperative use of bolus doses of esmolol to treat tachycardia.

  Kanitz DD, Ebert TJ, Kampine JP. Kanitz DD, et al. J Clin Anesth. 1990 Jul-Aug;2(4):238-42. doi: 10.1016/0952-8180(90)90103-a. J Clin Anesth. 1990. PMID: 1975188 Clinical Trial.
• Attenuation of hemodynamic responses to rapid sequence induction and intubation in healthy patients with a single bolus of esmolol.

  Ebert TJ, Bernstein JS, Stowe DF, Roerig D, Kampine JP. Ebert TJ, et al. J Clin Anesth. 1990 Jul-Aug;2(4):243-52. doi: 10.1016/0952-8180(90)90104-b. J Clin Anesth. 1990. PMID: 1975189 Clinical Trial.