EFFICACY OF PROPOFOL COMBINED WITH FENTANYL FOR INTRAVENOUS ANESTHESIA IN GASTROINTESTINAL ENDOSCOPY
Main Article Content
Abstract
Objective: To compare the anesthetic efficacy and safety of a propofol-fentanyl (P-F) combination regimen versus a propofol-only (P) regimen for intravenous anesthesia in gastrointestinal endoscopy. Methods: A controlled, cross-sectional descriptive study was conducted on 230 patients (pts) aged 18-60 years, ASA physical status I or II, scheduled for gastrointestinal endoscopy. Patients were randomly allocated into 2 groups (n=115). Group P received an intravenous induction dose of propofol 1.5 mg/kg. Group P-F received intravenous fentanyl 1 mcg/kg, followed by propofol 1.5 mg/kg. Anesthesia was maintained in both groups with repeated doses of propofol 0.5 mg/kg upon signs of awakening. Key parameters assessed included induction time, total propofol dose, number of awakenings, hemodynamic and respiratory events, and patient satisfaction. Results: Compared to Group P, Group P-F had a significantly shorter induction time (2.0 ± 0.40 min vs. 2.5 ± 0.45 min, p < 0.001). The mean total propofol dose was 14% lower in Group P-F (177.6 ± 42.5 mg) than in Group P (206.6 ± 54.4 mg), (p < 0.001). The number of awakenings requiring intervention was also lower in Group P-F (2.5 ± 1.0 times) compared to Group P (3.6 ± 1.3 times), (p < 0.001). Regarding safety, the incidence of hypotension was significantly higher in Group P than in Group P-F (p = 0.03). Recovery quality was better in Group P-F, with significantly lower rates of nausea (p = 0.006), dizziness (p = 0.014), and fatigue (p < 0.001) compared to Group P. The rate of patients reporting "very satisfied" was higher in Group P-F than in Group P (p = 0.001). Conclusion: The propofol combined with fentanyl (1 mcg/kg) regimen demonstrates superior anesthetic efficacy compared to the propofol-only regimen for gastrointestinal endoscopy in ASA I-II patients. The P-F regimen provides faster induction, a 14% reduction in propofol dos, better hemodynamic stability (less hypotension) and significantly improved recovery quality and patient satisfaction
Article Details
Keywords
Propofol, fentanyl, gastrointestinal endoscopy, intravenous anesthesia, anesthetic efficacy.
References
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