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Efficacy of a single dose of esmolol to prevent extubation-related complications during emergence from anesthesia: a randomized, double-blind, placebo-controlled trial

BACKGROUND: Few trials have examined the efficacy of esmolol to attenuate hemodynamic and respiratory responses during extubation. However, the most appropriate dose of esmolol and an optimal protocol for administering this beta-blocker are uncertain. METHODS: Ninety patients ASA physical status I,...

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Detalles Bibliográficos
Autores principales: Mendon..a, Fabr.ício Tavares, Barreto Filho, Jorge Humberto, Hungria, Matheus de Bastos Cerqueira Soares, Magalh.·es, Thiago Cavalcante
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Elsevier 2021
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10362437/
https://www.ncbi.nlm.nih.gov/pubmed/34560115
http://dx.doi.org/10.1016/j.bjane.2021.08.012
Descripción
Sumario:BACKGROUND: Few trials have examined the efficacy of esmolol to attenuate hemodynamic and respiratory responses during extubation. However, the most appropriate dose of esmolol and an optimal protocol for administering this beta-blocker are uncertain. METHODS: Ninety patients ASA physical status I, II, and III (aged 18...60 years) scheduled to procedures with general anesthesia and tracheal extubation were selected. Patients were randomized into esmolol and placebo group to evaluate the efficacy and safety of a single bolus dose of esmolol (2...mg.kg(-1)) on cardiorespiratory responses during the peri-extubation period. The primary outcome was the rate of tachycardia during extubation. RESULTS: The rate of tachycardia was significantly lower in esmolol-treated patients compared to placebo-treated patients (2.2% vs. 48.9%, relative risk (RR): 0.04, 95% confidence interval (95% CI)...=...0.01 to 0.32, p...=...0.002). The rate of hypertension was also significantly lower in the esmolol group (4.4% vs. 31.1%, RR: 0.14, 95% CI 0.03 to 0.6, p...=...0.004). Esmolol-treated patients were associated with higher extubation quality compared to patients who received placebo (p...<...0.001), with an approximately two-fold increase in the rate of patients without cough (91.1%) in the esmolol group compared to the placebo group (46.7%). The rate of bucking was approximately 5-fold lower in the esmolol group (8.9% vs. 44.5%, respectively, RR: 0.20 (95% CI, 0.1 to 0.5, p...=...0.002, with an NNT of 2.8). CONCLUSION: A single bolus dose of esmolol is an effective and safe therapeutic strategy to attenuate cardiorespiratory responses during the peri-extubation period.