Assessment on Effects of Tongjiang Granule in Treating Nonerosive Reflux Disease Overlapping Epigastric Pain Syndrome

Overlapping gastrointestinal symptoms of functional gastrointestinal diseases (FGIDs) is an internationally recognized problem in modern medical diagnosis and treatment. Such patients show more physical symptoms and worse quality of life, resulting in a huge economic burden. At present, FGIDs gastrointestinal symptoms overlap, lack of effective and systematic treatment, and the treatment goal is to improve symptoms.The study plans to carry out a multi center and large sample RCT clinical study of Tongjiang granule in the treatment of overlapping gastrointestinal symptoms of non erosive reflux disease(NERD)and epigastric pain syndrome（EPS, so as to provide high-level evidence-based evidence for the treatment of overlapping symptoms of FGIDs and form a diagnosis and treatment scheme that can be popularized.