Effectiveness of rifaximin and fluoroquinolones in preventing travelers' diarrhea (TD): A systematic review and meta-analysis

被引:27
作者
Alajbegovic S. [1 ]
Sanders J.W. [2 ]
Atherly D.E. [3 ]
Riddle M.S. [2 ]
机构
[1] School of Pharmacy, University of Washington, Seattle, WA
[2] Naval Medical Research Center, Silver Spring
[3] PATH, Seattle, WA
关键词
Chemoprophylaxis; Fluoroquinolone; Meta-analysis; Rifaximin; Systematic review; Travelers' diarrhea;
D O I
10.1186/2046-4053-1-39
中图分类号
学科分类号
摘要
Background: Recent developments related to a safe and effective nonabsorbable antibiotic, rifaximin, and identification of postinfectious irritable bowel syndrome as a frequent sequela call for a need to reconsider the value of primary prevention of traveler's diarrhea (TD) with antibiotics.Methods: Randomized, placebo-controlled, double-blind studies evaluating the effectiveness and safety of rifaximin or a fluoroquinolone chemoprophylaxis against TD were pooled using a random effects model and assessed for heterogeneity.Results: The nine studies (four rifaximin and five fluoroquinolone) included resulted in pooled relative risk estimates of 0.33 (95% CI = 0.24-0.45, I2 = 3.1%) and 0.12 (95% CI = 0.07-0.20, I2 =0.0%), respectively. Similar rates of treatment emergent adverse events were found between antibiotic and placebo groups.Conclusions: This meta-analysis supports the effectiveness of antibiotics in preventing TD. However, further studies that include prevention of secondary chronic health outcomes among travelers to different geographic regions, and a formal risk-benefit analysis for antibiotic chemoprophylaxis, are needed. © 2012 Alajbegovic et al.; licensee BioMed Central Ltd.
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