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A Double-blind Comparative Study of the Efficacy and Safety of E3810 10mg Once and Twice Daily in Maintenance Therapy for PPI Resistant Gastroesophageal Reflux Disease Patients

A Double-blind Comparative Study of the Efficacy and Safety of E3810 10mg Once and Twice Daily in Maintenance Therapy for PPI Resistant Gastroesophageal Reflux Disease Patients

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080222489
Enrollment
400
Registered
2014-05-22
Start date
2013-09-11
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Gastroesophageal Reflux Esophagitis

Interventions

investigational material(s) Generic name etc : E3810 INN of investigational material : Rabeprazole Sodium Therapeutic category code : 232 Agents for peptic ulcer Dosage and Administration for Investig

Sponsors

EA Pharma Co., Ltd., Eisai Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Patients diagnosed with gastroesophageal reflux disease who are shown through endoscopic examination to have mucosal lesions (erosions, ulcers) 2.Patients over 20 years of age who have freely given their informed consent in writing to participation in the study. 3.Patients who, having received a full explanation of the matters that must be adhered to during the study, intend to adhere to their requirements, and are capable of doing so.

Exclusion criteria

Exclusion criteria: 1.Patients considered candidates for surgical treatment of the upper gastrointestinal tract due to perforation, esophageal stricture, pyloric stenosis, esophageal varices, etc. 2.Patients with Zollinger-Ellison syndrome. 3.Patients with gastrointestinal hemorrhage. 4.Patients with serious cardiovascular disease, cerebrovascular disease, hematological disorders, renal disease, liver disease, malignant tumors, etc. 5.Patients with long segment Barrett's esophagus. 6.Patients with open gastric or duodenal ulcers. 7.Patients with drug allergies or a past history of drug allergies to PPI. 8.Patients who are taking other drugs under development, or have done so within 12 weeks prior to enrollment. 9.Patients who are, or may be pregnant, patients who wish to become pregnant during the study period, patients who are breastfeeding, and patients or their partners who do not wish to use reliable contraceptive measures. 10.Patients with a history of dependence on or abuse of drugs or alcohol within the past two years. 11.Other patients deemed unsuitable for inclusion in the study by the principal investigator or sub-investigators.

Design outcomes

Primary

MeasureTime frame
efficacy Rate of non-recurrence according to endoscopic findings (modified Los Angeles Classification) after the 52nd week of the maintenance therapy period endoscopic findings

Secondary

MeasureTime frame
efficacy Rate of non-recurrence according to endoscopic findings (modified Los Angeles Classification) after the12th and 24th week of the maintenance therapy period endoscopic findings

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026