Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: Double-blind Comparative Study of E3810 Tablets (10 or 20 mg b.i.d.) to Evaluate Efficacy and Safety in Patients With Refractory Reflux Esophagitis
Brief Summary: The purpose of this study is to evaluate the efficacy and safety of E3810 tablets in patients with Proton Pump Inhibitor-resistant reflux esophagitis.