{"title":"Usefulness and safety of remimazolam in upper gastrointestinal endoscopy: A comparative study between elderly and non-elderly patients","authors":"Ryoji Ichijima, Hisatomo Ikehara, Daisuke Yamaguchi, Yasuhiko Nagata, Kanako Ogura, Mitsuru Esaki, Yosuke Minoda, Hiroyuki Ono, Yuki Maeda, Shinsuke Kiriyama, Tetsuya Sumiyoshi, Yuichi Kanmura","doi":"10.1002/deo2.70057","DOIUrl":null,"url":null,"abstract":"<div>\n \n \n <section>\n \n <h3> Objectives</h3>\n \n <p>In gastroenterology, sedation demand is increasing, although elderly patients are more prone to experiencing adverse events. Remimazolam, a novel ultra-short-acting benzodiazepine, may reduce recovery time after endoscopic procedures.</p>\n </section>\n \n <section>\n \n <h3> Methods</h3>\n \n <p>This study was a secondary analysis of the investigator-initiated trial, which investigated the efficacy and safety of remimazolam in gastrointestinal endoscopy (REM-IICT JP01). Remimazolam sedation was administered during upper gastrointestinal endoscopy. Patients were divided into two groups: 45 non-elderly and 11 elderly patients (aged ≥65 years). The primary outcome was sedation success. Secondary outcomes included the dose required for sedation, time to awakening, time to regain the ability to walk, and occurrence of adverse events.</p>\n </section>\n \n <section>\n \n <h3> Results</h3>\n \n <p>Endoscopic sedation was successful in 95.6% of the non-elderly group and 100% of the elderly group. The total dose of remimazolam was significantly higher in the non-elderly group (4.0 [3.0–8.0] mg) than in the elderly group (3.0 [2.0–3.0] mg; <i>p</i> < 0.01). The time to awakening was 0.0 (0.0–10.0) min in the non-elderly group compared to 0.0 (0.0–30.0) min (<i>p</i> = 0.98) in the elderly group. The time to regain the ability to walk was significantly longer in the elderly group (5.0 [0.0–60.0] min) than in the non-elderly group (5.0 [0.0–30.0] min; <i>p</i> = 0.03). During the procedure, adverse events included hypotension in two cases (4.4%) in the non-elderly group and hypoxemia in one case (9.0%) in the elderly group.</p>\n </section>\n \n <section>\n \n <h3> Conclusions</h3>\n \n <p>Upper gastrointestinal endoscopy with remimazolam was effective and safe, regardless of age.</p>\n </section>\n </div>","PeriodicalId":93973,"journal":{"name":"DEN open","volume":"5 1","pages":""},"PeriodicalIF":1.4000,"publicationDate":"2025-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11736284/pdf/","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"DEN open","FirstCategoryId":"1085","ListUrlMain":"https://onlinelibrary.wiley.com/doi/10.1002/deo2.70057","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q4","JCRName":"GASTROENTEROLOGY & HEPATOLOGY","Score":null,"Total":0}
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Abstract
Objectives
In gastroenterology, sedation demand is increasing, although elderly patients are more prone to experiencing adverse events. Remimazolam, a novel ultra-short-acting benzodiazepine, may reduce recovery time after endoscopic procedures.
Methods
This study was a secondary analysis of the investigator-initiated trial, which investigated the efficacy and safety of remimazolam in gastrointestinal endoscopy (REM-IICT JP01). Remimazolam sedation was administered during upper gastrointestinal endoscopy. Patients were divided into two groups: 45 non-elderly and 11 elderly patients (aged ≥65 years). The primary outcome was sedation success. Secondary outcomes included the dose required for sedation, time to awakening, time to regain the ability to walk, and occurrence of adverse events.
Results
Endoscopic sedation was successful in 95.6% of the non-elderly group and 100% of the elderly group. The total dose of remimazolam was significantly higher in the non-elderly group (4.0 [3.0–8.0] mg) than in the elderly group (3.0 [2.0–3.0] mg; p < 0.01). The time to awakening was 0.0 (0.0–10.0) min in the non-elderly group compared to 0.0 (0.0–30.0) min (p = 0.98) in the elderly group. The time to regain the ability to walk was significantly longer in the elderly group (5.0 [0.0–60.0] min) than in the non-elderly group (5.0 [0.0–30.0] min; p = 0.03). During the procedure, adverse events included hypotension in two cases (4.4%) in the non-elderly group and hypoxemia in one case (9.0%) in the elderly group.
Conclusions
Upper gastrointestinal endoscopy with remimazolam was effective and safe, regardless of age.