Drinking beer without going to the toilet may be caused by drinking less beer, abnormal kidney function, insufficient gastrointestinal power and other reasons. 1. Drinking less beer: Drinking beer without going to the toilet may be caused by drinking less beer, which is a normal phenomenon. As the beer you drink is relatively small, it takes some time before it is absorbed and produces urine, so there will be a situation of drinking beer without going to the toilet. 2. Abnormal kidney function: Drinking beer without going to the toilet may be caused by abnormal kidney function, usually due to the patient’s long-term staying up late or often hold urine caused by abnormal kidney function, may appear to drink beer without going to the toilet. 3. Insufficient gastrointestinal power: generally due to endocrine dysfunction or functional dyspepsia and other causes of insufficient gastrointestinal power, abdominal distension, abdominal pain, constipation and other symptoms may occur, may also be accompanied by drinking beer without going to the toilet. It is recommended that patients go to the hospital in time to identify the cause of the disease and then under the guidance of the doctor to carry out reasonable treatment.