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to obtain the proportion of dyspepsia symptom in non-ulcerative dyspepsia patient after eradication treatment of H. pylori, and recent status of H. pylori after eradication therapy.cross-sectional study in patients with history symptoms of dyspepsia in non ulcer dyspepsia with positive H. pylori and had been administered eradication treatment of H. pylori for 1 week in 2002-2007 period. Conditions that influence the result of urea breath test such as proton pump inhibitor, antibiotic treatment, and gastric malignancy have been excluded. Patients were invited to be interviewed about current symptoms of dyspepsia and then underwent urea breath test (UBT) examination to identify H. pylori. Global overall symptom of dyspepsia scale was used to assess the symptoms of dyspepsia.twenty one patients (14 male and 11 female) fulfilled the eligibility criteria for this study, 9 patients with eradication treatment history less than 1 year, and 12 patients more than 1 year. The symptoms of dyspepsia were evaluated and as many as 17 patients (81%) dyspepsia symptoms' were subsided and 4 patients had persistent symptoms after eradication. After eradication treatment, 17 patients (81%) resulted with negative Helicobacter pylori findings, and 4 patients remained positive. One patient of the positive group was reinfected by H. pylori, proved by previous negative result of UBT. In the negative group, 13 patients (76.4%) dyspepsia symptoms' were free from dyspepsia symptoms, and 4 patients had persistent symptoms. All the symptoms of the patients in the positive group were relieved.majority of patients had improvement of dyspepsia symptoms after eradication treatment, and 81% of patients had negative H. pylori findings, proved by UBT after eradication. The percentage of symptomatic improvement on H. pylori negative patients after eradication is 76.4%.