Causes of stomach pain and vomiting: 1. Consider eating unclean food, food without nutrition, too spicy, too spicy, too stimulating food, resulting in gastrointestinal dysfunction, resulting in stomach pain and vomiting. 2. Acute gastroenteritis, such as caused by a cold or a poor diet. 3. Consider acute gastritis, cholecystitis or peritonitis caused by stomach pain and vomiting. 4. There is a possibility of ulcers or bleeding, etc. Serious situation. In such a case, it is advisable to go to the hospital for examination to understand the condition.