Non-erosive reflux disease
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.Subjects who have repeated acid reflux symptoms(chest burn or water brash)for two days or more in a week for 3 weeks prior to the running period. 2.Subjects shown by endoscopy not to have erosive or ulcerative esophagitis 3.Subjects have given written informed consent to participate in this study.
Exclusion criteria
Exclusion criteria: 1.Subjects complicated with acute gastritis or chronic gastritis in the acute phase of worsening. 2.Subject with a history of surgery (such as upper gastrointestinal tract dissection or vagotomy) that affects gastric acid secretion.