The urge to go to the toilet half an hour after drinking water is related to an unstable bladder, mainly considered to be related to a more sensitive bladder mucosa, unstable bladder function, and overactive forcepsis muscle. Common triggering factors are frequent urinary tract infections, eating spicy and stimulating food, enjoying alcohol, and holding urine for a long time. It is recommended to go to the hospital for relevant examination and treatment in a timely manner, and go for urodynamic examination and routine urine examination to clarify the diagnosis. Once the diagnosis of overactive bladder is confirmed, it is recommended to take drugs such as mirabellum or solifenacin to improve the clinical symptoms, and during the treatment period it is recommended to pay attention to a light diet and not to abuse alcohol.