There are many reasons for farting but not defecating in the toilet, such as gastrointestinal dysfunction, improper diet, irritable bowel syndrome, etc.; it needs to be treated by adjusting diet and medication, and needs to be analyzed specifically. 1. Gastrointestinal dysfunction: the reason why some patients have the symptom of only farting but not defecating may be due to gastrointestinal dysfunction, which can be treated with drugs such as Trimethoprim maleate. 2. Consumption of excessive gas-producing foods or drinks: patients often fart but not defecate after consuming excessive gas-producing foods or drinks. Common gas-producing foods include soy products, onions, carbonated drinks, etc. Patients need to reduce the intake of such foods, eat more fresh fruits and vegetables, and exercise moderately after meals to avoid farting but not defecating effectively. 3. Irritable Bowel Syndrome (IBS): Under the factors of high work pressure and poor mental mood, it is easy to cause IBS, with symptoms such as diarrhea, constipation and farting. You can relax your mood through exercise and take oral bifidobacteria and other drugs to regulate the intestinal flora. There are many other reasons why you can’t fart or poop in the toilet. If the above symptoms don’t subside, you need to consult a doctor in time and follow the doctor’s instructions.