Suddenly want to fart may be due to gastrointestinal dysfunction, abdominal cold, indigestion and other reasons. 1. Gastrointestinal dysfunction: Gastrointestinal dysfunction can cause an imbalance in the intestinal flora, which can lead to gas. In addition, the symptoms may also be manifested as abdominal pain, diarrhea and so on. Patients can take some probiotic drugs for treatment, such as caseinate bacteria tablets, Bacillus coagulans tablets, etc., which can improve the intestinal flora, thus improving the symptoms of gas. 2. Cold abdomen: Cold abdomen may cause intestinal peristalsis to slow down, thus causing increased gas. And accompanied by abdominal pain, stomach rumbling, fatigue, nausea and vomiting and other symptoms, can be treated by hot compresses or abdominal massage or take scopolamine tablets, lactobacillin tablets and other drugs. 3. Indigestion: When indigestion occurs, fermentation is caused by the food being in the gastrointestinal tract for too long, which results in the formation of gas, causing the symptom of farting. Symptoms may include loss of appetite, nausea and vomiting. This can be done by taking medications that promote gastric motility, such as domperidone and mosapride. In addition, when eating, chew slowly and avoid swallowing food quickly. It can reduce the burden on the stomach and thus improve the phenomenon of farting. Suddenly want to fart, there are many reasons, it is recommended to go to the hospital to identify the causes and then treat the symptoms.