Heparin does not generally cause bloating. If the patient has abdominal distension, it may be due to long-term bed-ridden, poor gastrointestinal power, functional indigestion caused by the suggestion, can be combined with some drugs to promote gastrointestinal power, for example, such as mosapride tablets, trimethoprim maleate, etc., can be combined with appropriate massage of the abdomen, pay attention to the diet of the weekdays to eat some easy-to-digest food. If necessary, you can also combine with the application of corkscrew, gas, defecation, help to reduce the discomfort of abdominal distension.