Stomach pain as if there is gas in the stomach may be caused by eating food such as potatoes, you can reduce eating, rubbing the abdomen to help digestion. It may also be caused by gastritis and other diseases, you can take domperidone to promote gastrointestinal peristalsis, accelerate gastric emptying. Stomach pain as if there is gas in the stomach may be eating a lot of onions, potatoes, soybeans and other easily gas-producing food, producing gas in the body, so it will feel bloated and painful. This is a physiological phenomenon and does not require special treatment. It can be relieved by reducing the amount of food you eat and resting. You can also rub the abdomen clockwise to promote the digestion and absorption of food. There may also be gastritis, gastric ulcer and other diseases, resulting in slow peristalsis of the gastrointestinal tract, slow digestion and absorption of food, and the accumulation of food in the body produces gas, which can also cause bloating and pain. You can take drugs such as domperidone and mosapride to promote gastrointestinal peristalsis, accelerate the digestion and absorption of food, and relieve bloating and abdominal pain. The appearance of the phenomenon to exclude eating and other physiological reasons, may also be other reasons, should be timely under the guidance of the doctor for treatment, so as not to delay the condition.