Study to Evaluate the Efficacy and Safety of DWP14012 in Patients With Erosive Gastroesophageal Reflux Disease (Phase 2, Therapeutic Exploratory Study)

A Multi-Center, Randomized, Double-Blind, Active-controlled, Phase 2, Therapeutic Exploratory Study to Evaluate the Efficacy and Safety of DWP14012 in Patients With Erosive Gastroesophageal Reflux Disease.

The purpose of this study is to determine the efficacy and safety of DWP14012 compared to esomeprazole in the treatment of erosive gastroesophageal reflux disease classified as Los Angeles(LA) classification grades A to D.

Inclusion Criteria:

• Adults between 20 and 75 years old based on the date of written agreement
• Those who have been diagnosed with erosive gastroesophageal reflux disease(EGRD) of LA Grade A-D on the upper gastrointestinal endoscopy
• Those who experienced symptoms of heartburn or acid reflux within the last 7 days

Exclusion Criteria:

• Those who have undergone gastric acid suppression or gastric, esophageal surgery
• Those who with clinically significant liver, kidney, nervous system, respiratory, endocrine, hematologic, cardiovascular, urinary system disease