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Natural Sciences, Stomotology, 2026

ORAL GABAPENTIN AND LORAZEPAM AS PREMEDICATION IN PEDIATRIC ANESTHESIA: A RANDOMIZED COMPARATIVE STUDY

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Submitted: 2026-04-08
CC BY-NC 4.0 This work is licensed under Creative Commons Attribution–NonCommercial International License (CC BY-NC 4.0).

Abstract

Background: Preoperative anxiety in children can affect anesthetic induction, physiological stability, and
postoperative outcomes. Lorazepam is a widely used benzodiazepine for anxiolysis, while gabapentin, although not
commonly used in children, has shown potential anxiolytic effects.
Methods: This double-blind randomized controlled trial included 64 children aged 2–6 years who underwent elective
procedures under general anesthesia. Subjects were randomly assigned to receive either oral gabapentin (15 mg/kg)
or lorazepam (0.025 mg/kg). Preoperative anxiety was assessed using the Modified Yale Preoperative Anxiety Scale–
Short Form (mYPAS-SF), while secondary outcomes included sedation, measured by the Ramsay Sedation Scale
(RSS), and parental separation, assessed using the Parental Separation Anxiety Scale (PSAS).
Results: No significant reduction in anxiety scores was observed in either group (gabapentin: p = 0.29; lorazepam: p
= 0.76). Optimal sedation occurred in 75% of lorazepam and 56.2% of gabapentin recipients. Inadequate separation
and higher rescue sedation needs were more frequent in the gabapentin group. No moderate-to-severe adverse events
were reported within 24 hours post-administration.
Conclusion: Neither drug significantly reduced preoperative anxiety scores, however, both demonstrated potential as
part of pediatric premedication strategies. Gabapentin remains a promising alternative as premedication, particularly
in specific clinical settings.

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