The stomach rumbles as soon as you lie down at night, which is mainly considered to be caused by hyperactive bowel sounds. This situation, the main consideration and improper diet, intestinal diseases, drugs and other factors. 1. Improper diet: dinner often overeat, or diet cold stimulation, will stimulate the gastrointestinal mucosa, exacerbate gastrointestinal peristalsis, which in turn triggered the intestinal tinnitus hypertonic. 2. Intestinal diseases: such as intestinal bleeding, ischemic intestinal obstruction, toxic intestinal paralysis and other diseases, can also be triggered by high intestinal tone. 3. Drugs: the application of pethidine hydrochloride, promethazine and other drugs before bedtime can lead to patients with high bowel sounds, abdominal pain and other adverse reactions. 4. Other factors: such as the abdomen is cold, resulting in abnormal intestinal peristalsis and other factors, can also trigger this symptom. The above phenomenon may also be related to other factors, it is recommended to consult a doctor as soon as possible to clarify the cause, and follow the doctor’s instructions for treatment.