Tramadol belongs to the analgesic drugs, after using the drug some patients have difficulty in urination, first need to stop the drug and then observe. If there is no effect can be local hot compresses, listening to the sound of running water, catheterization and other ways to deal with. 1. Observation after stopping the drug: most patients can resume normal urination after stopping the drug without special treatment. 2. If there is no improvement after stopping the medication, local hot compresses, listening to the sound of running water, catheterization and other ways to improve. Localized hot compresses: when there is difficulty in urination, hot compresses or massage of the abdomen, some patients can resume independent urination. Listening to the sound of running water: you can listen to the sound of running water to stimulate the urinary reflex to promote the purpose of urination. Catheterization: If after the above treatment the patient still can not urinate on their own, they need to be catheterized, leaving a catheter to drain the urine, and then remove the catheter after the effect of the drug has subsided. Overall, the difficulty of urination after the use of the drug belongs to the Tramadol adverse reactions, need to actively go to the hospital under the guidance of the doctor for treatment.