7-Day Nonbismuth-Containing Concomitant Therapy Achieves a High Eradication Rate for Helicobacter pylori in Taiwan

Background. Ten-day concomitant therapy achieves a high eradication rate in Taiwan. Whether shortening the duration of concomitant therapy can still keep a high eradication rate remains unclear. Aim. To assess the eradication rate of 7-day pantoprazole-containing concomitant therapy in Taiwan and to...

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Main Authors: Sung-Shuo Kao, Wen-Chi Chen, Ping-I Hsu, Kwok-Hung Lai, Hsien-Chung Yu, Hui-Hwa Cheng, Nan-Jing Peng, Chiun-Ku Lin, Hoi-Hung Chan, Wei-Lun Tsai, Huay-Min Wang, Tzung-Jiun Tsai, Kung-Hung Lin, Feng-Woei Tsay
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Gastroenterology Research and Practice
Online Access:http://dx.doi.org/10.1155/2012/463985
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Summary:Background. Ten-day concomitant therapy achieves a high eradication rate in Taiwan. Whether shortening the duration of concomitant therapy can still keep a high eradication rate remains unclear. Aim. To assess the eradication rate of 7-day pantoprazole-containing concomitant therapy in Taiwan and to investigate factors influencing the eradication outcome. Methods. From March 2008 to March 2012, 319 H. pylori-infected patients receiving a 7-day pantoprazole-containing concomitant regimen (pantoprazole 40 mg, amoxicillin 1 g, clarithromycin 500 mg, and metronidazole 500 mg twice daily for 7 days) were included. Patients were asked to return at the second week to assess drug compliance and adverse effects. Repeated endoscopy or urea breath test was performed at 8 weeks after the end of eradication therapy. Results. The eradication rates according to intention-to-treat and per-protocol analyses were 93.7% (299/319) and 96.4% (297/308), respectively. Adverse events occurred in 13.2% (42/319) of the patients. The compliance rate was 98.4% (314/319). Multivariate analysis disclosed that poor compliance was the only independent factor influencing the efficacy of anti-H. pylori therapy with an odds ratio of 0.073 (95% confidence interval, 0.011–0.483). Conclusion. 7-day concomitant therapy achieved a very high eradication rate for H. pylori infection in Taiwan. Drug compliance was the only clinical factor influencing treatment efficacy.
ISSN:1687-6121
1687-630X