Left bladder pain may be associated with cystitis, urinary stones, lesions in the tissues surrounding the bladder, etc. It can usually be treated with the use of levofloxacin hydrochloride capsules, potassium amoxicillin clavulanate, and extracorporeal shock wave lithotripsy. 1. Cystitis: When bladder infection occurs, pain in the bladder area in the suprapubic region will occur, accompanied by frequent urination, urinary urgency and dysuria. It can be treated by using drugs such as levofloxacin hydrochloride capsules and cefixime capsules. 2. Urinary stones: when the patient’s left side of the ureter end of the stones, will also cause the left bladder symptoms of hidden pain discomfort. If there are stones in the left lower ureter and bladder area as confirmed by ultrasound examination, the patient can be treated by extracorporeal shock wave lithotripsy. 3. Lesions in the tissues around the bladder: When the patient has lesions in the tissues around the bladder, such as left adnexitis, it can also cause pain and discomfort in the left bladder. It can be treated with drugs such as amoxicillin clavulanate potassium and ofloxacin. When the patient appears left bladder pain symptoms, need to go to the hospital in a timely manner, the specific use of drugs under the guidance of the doctor, in order to avoid adverse reactions.