Stinging pain in the urethra when urinating after intercourse may be due to the occurrence of trauma or urinary tract infection. Trauma and urinary tract infection caused by intercourse can cause urethral mucous membrane erosion, due to urine stimulation or inflammation stimulate the urethral orifice, and produce urethral stinging pain, sometimes accompanied by urinary urgency, frequent urination, resulting in inconvenience, if necessary, medication: 1. Trauma: If the action is too violent during intercourse, resulting in the urethra or urethral orifice around the rupture, when urine stimulation of these wounds when urinating will occur urethral stinging pain. Normally, attention should be paid to sexual moderation to avoid unnecessary trauma, for the stinging that has occurred, pay more attention to rest, generally within a few days can heal; 2, urinary tract infection: coitus due to the vagina and urethra are squeezed, resulting in the vagina or perineum around the bacteria easily into the urethra of both men and women, causing retrograde infection of the urinary tract, and cause inflammation of the urinary system, such as cystitis, urethritis, etc., the occurrence of urethral stinging The symptoms of The stinging pain caused by urinary tract infections can be treated with the help of medication in severe cases, commonly used anti-infective drugs such as amoxicillin, ofloxacin and erythromycin. If a woman is suffering from vaginitis, a man is suffering from circumcision and other infections, it is not recommended to have intercourse at this time to avoid cross-infection of bacteria. Both men and women should be carefully cleaned before and after intercourse, and it is best to urinate once after intercourse to reduce the occurrence of urinary tract infections. Should rest more, drink more water, drinking water helps flush the urethra, can reduce the settlement and reproduction of bacteria.