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ABSTRACT: Purpose
Obesity has been considered as a major public health problem in developed countries for which bariatric surgery has become an important treatment strategy. Postoperative pain, however, is a frequent problem in postoperative management. Pregabalin blocks the development of hyperalgesia and central pain sensitization. The objective of this randomized, placebo-controlled, double-blinded trial was to evaluate the effect of a single dose of preoperative pregabalin vs placebo on the quality of postoperative recovery in patients undergoing bariatric surgery.Patients and methods
A total of 70 patients undergoing abdominal gastroplasty were randomly assigned to receive oral pregabalin (75 mg) or an identical placebo 1 hour before surgery. The primary outcome was Quality of Recovery-40 (QoR-40) score at 24 hours. Secondary outcomes included opioid consumption and postoperative pain scores. P<0.05 was considered to indicate statistical significance.Results
In all, 60 of the 70 patients completed the study. The mean (SD) global recovery scores (QoR-40) 24 hours after surgery in the pregabalin and control groups were 183.7 (9) and 182.1 (12), respectively (mean difference=1.6, 95% CI -7.36 to 4.2, P=0.59). There was no significant difference in the total opioid consumption in the 24 hours following surgery between the two groups (pregabalin vs control=0.47×0.2; mean difference=0.26, 95% CI -0.24 to 0.77, P=0.3). There were no significant differences in nausea, vomiting, or time to postanesthesia care unit discharge between the two groups.Conclusion
In patients who underwent bariatric surgery, a single preoperative dose of pregabalin (75 mg) did not improve pain relief, quality of postoperative recovery, or reduction in opioid consumption.Clinical trial registration
http://www.ensaiosclinicos.gov.br (identifier: RBR-2g89x8).
SUBMITTER: Martins MJ
PROVIDER: S-EPMC6200430 | biostudies-literature | 2018
REPOSITORIES: biostudies-literature
Martins Marcelo J MJ Martins Caroline Paiva Matos Oliveira CPMO Castro-Alves Lucas J LJ Jesus Gabriel Nascimento GN Campos Guilherme Oliveira GO Sacramento Breno Barbosa Cerqueira BBC Borges Leonardo Ferrari LF Mello Carlos Augusto Bastos CAB Alves Rodrigo Leal RL Módolo Norma Sueli Pinheiro NSP
Journal of pain research 20181017
<h4>Purpose</h4>Obesity has been considered as a major public health problem in developed countries for which bariatric surgery has become an important treatment strategy. Postoperative pain, however, is a frequent problem in postoperative management. Pregabalin blocks the development of hyperalgesia and central pain sensitization. The objective of this randomized, placebo-controlled, double-blinded trial was to evaluate the effect of a single dose of preoperative pregabalin vs placebo on the qu ...[more]