Study of the Chinese Prescription Weiqi Decoction on Chronic Atrophic Gastritis

The purpose of this study is to evaluate the efficacy and safety of the Chinese prescription Weiqi decoction on Chronic Atrophic Gastritis.

Inclusion Criteria:

• Clinical diagnosis of Chronic Atrophic Gastritis
• Male of female patients between 18-65 years old
• Written informed consent

Exclusion Criteria:

• Combine with malignant pathology on epithelial dysplasia of gastric mucosa
• Combine with duodenal ulcer or gastric ulcer
• Combined with severe heart, gallbladder, kidney, endocrine system, hemopoietic system or nervous system disease.
• Pregnancy or breast feeding women, or unwilling to have contraception.