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Prospective Single Arm Study on the Effect of Ilaprazole in Patients with Heartburn but No Reflux Esophagitis.


ABSTRACT: PURPOSE:Patients with gastroesophageal reflux disease without esophagitis show varying responses to proton pump inhibitors (PPIs). The aim of this study was to objectively evaluate the effect of a new PPI, ilaprazole, on patients with heartburn but without reflux esophagitis. MATERIALS AND METHODS:This prospective study was performed on 20 patients with heartburn but without reflux esophagitis. All patients underwent upper endoscopy and 24-hr combined multichannel intraluminal impedance and pH esophageal monitoring (MII-pH). They were then treated with ilaprazole (20 mg) once daily for 4 weeks. The GerdQ questionnaire, histologic findings, and inflammatory biomarkers were used for assessment before and after ilaprazole. RESULTS:Among the 20 patients, 13 (65%) showed GerdQ score ?8. Based on MII-pH results, patients were classified as true nonerosive reflux disease (n=2), hypersensitive esophagus (n=10), and functional heartburn (n=8). After treatment, patients showed a statistically significant improvement in GerdQ score (p<0.001). Among histopathologic findings, basal cell hyperplasia, papillary elongation, and infiltration of intraepithelial T lymphocytes improved significantly (p=0.008, p=0.021, and p=0.008; respectively). Expression of TNF-?, IL-8, TRPV1, and MCP-1 decreased marginally after treatment (p=0.049, p=0.046, p=0.045, and p=0.042; respectively). CONCLUSION:Daily ilaprazole (20 mg) is efficacious in improving symptom scores, histopathologic findings, and inflammatory biomarkers in patients with heartburn but no reflux esophagitis.

SUBMITTER: Song IJ 

PROVIDER: S-EPMC6127432 | biostudies-literature | 2018 Oct

REPOSITORIES: biostudies-literature

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Prospective Single Arm Study on the Effect of Ilaprazole in Patients with Heartburn but No Reflux Esophagitis.

Song In Ji IJ   Kim Hyun Ki HK   Lee Na Keum NK   Lee Sang Kil SK  

Yonsei medical journal 20181001 8


<h4>Purpose</h4>Patients with gastroesophageal reflux disease without esophagitis show varying responses to proton pump inhibitors (PPIs). The aim of this study was to objectively evaluate the effect of a new PPI, ilaprazole, on patients with heartburn but without reflux esophagitis.<h4>Materials and methods</h4>This prospective study was performed on 20 patients with heartburn but without reflux esophagitis. All patients underwent upper endoscopy and 24-hr combined multichannel intraluminal imp  ...[more]

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