Farting a lot and loud at night may be caused by improper diet, constipation, gastrointestinal dysfunction, etc., which can be adjusted in life as well as treated with medication. 1. Improper diet: When you take too much cold food and gas-producing food such as potatoes, pumpkin, soy products, etc., it may lead to an increase in intestinal gas production, resulting in the phenomenon of farting a lot at night and making a lot of noise. You can pay attention to keep your abdomen warm and reduce the intake of gas-producing food. 2. Disease causes: (1) constipation: constipation may also lead to the phenomenon of farting a lot at night and loud, constipated patients can take lactulose and other laxative drugs, but it may lead to diarrhea, allergies and other side effects. (2) Gastrointestinal dysfunction: patients with gastrointestinal dysfunction can take probiotics such as Bifidobacterium triphylium and Bacillus licheniformis to regulate gastrointestinal function, but it may lead to diarrhea, constipation, allergies and other side effects. If the phenomenon of excessive and loud farts at night occurs, self-medication is not recommended. It is recommended to go to the hospital to check the colonoscopy, abdominal ultrasound and other items, under the guidance of the doctor to take medication.