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Randomized Controlled Trial
Should lidocaine spray be used to ease nasogastric tube insertion? A double-blind, randomised controlled trial.
- C P Chan and F L Lau.
- St Teresa's Hospital, Prince Edward Road, Hong Kong. cp.ccpz02@gmail.com
- Hong Kong Med J. 2010 Aug 1; 16 (4): 282-6.
ObjectiveTo investigate the efficacy and safety of lidocaine nasal spray before nasogastric tube insertion in an emergency department.DesignDouble-blind, randomised controlled study.SettingEmergency department of a major regional hospital in Hong Kong.PatientsA total of 206 adult patients, for whom nasogastric tube insertion was indicated.Main Outcome MeasuresPrimary outcome was discomfort gauged on a visual analogue scale, and Likert scale addressing difficulty of nasogastric tube insertion.ResultsCompared with placebo spray use, lidocaine spray use was associated with less patient discomfort, and less difficulty in nasogastric tube insertion, both difference being statistically significant.ConclusionIntranasal lidocaine spray before nasogastric tube insertion was safe and effective in reducing patient discomfort related to the procedure.
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