Increased urination after removal of the catheter is recommended to drink more water, urination, if still not relieved need to consider pathological factors, should go to the hospital systematic examination and treatment. When the catheter is first removed, it may cause irritation to the urethral mucosa, which in turn may cause the phenomenon of increased urination. You can drink more water to increase the urine volume, so as to flush the urethra through frequent urination, and promote the recovery of the urethral mucosa, and the symptoms will be gradually relieved. If the increase in urination is not relieved for a long time, and even accompanied by urinary pain, urinary urgency and other symptoms, it is recommended to carry out routine urinalysis and urine culture tests to determine whether it is a urinary tract infection, and can follow the doctor’s instructions to take levofloxacin and other drugs to fight infections; if it is frequent urination, increased nocturia, urination, it should also be considered as the prostate hyperplasia, and it is recommended that ultrasound, and if necessary, need to be operated, such as transurethral resection of the prostate, and so on. To summarize, if the frequency of urination increases after removing the urinary catheter and is not relieved for a long time, you should consult a doctor in time.