1.Why do the GI diseases so extensive and how to prevent from infecting? 2.Please relate the types of the gastric and mucosal ulceration drugs. 3.What is the disease basis of the gastric and mucosal? 4.What kinds of drugs are used for inflammatory bowel disease in clinic? 5.Are there any other ways that is hopeful to be used for inflammatory bowel disease in the future?What are they? 6.What are the clinical use of prokinetic agents and antiemetic agents?1. Why do the GI diseases so extensive and how to prevent from infecting? 2. Please relate the types of the gastric and mucosal ulceration drugs. 3. What is the disease basis of the gastric and mucosal? 4. What kinds of drugs are used for inflammatory bowel disease in clinic? 5. Are there any other ways that is hopeful to be used for inflammatory bowel disease in the future? What are they? 6. What are the clinical use of prokinetic agents and antiemetic agents?