The pain is caused by the rupture of the hymen during intercourse. The rupture of the hymen can also cause bleeding, and the pain can also be caused by excessive force during intercourse, resulting in damage to the vulva. If there is a urinary tract infection, it will cause frequent, urgent and painful urination, and lack of hygiene during intercourse will cause vaginitis, which will also cause vulvar pain and increased leucorrhea. So when there is pain in the toilet, you need to go to the hospital for routine urine examination, routine leucorrhea examination, and also vulva examination, as long as there is no abnormality don’t worry, hymen rupture is usually pain 1-2 days can recover on its own. If the vulva is broken, you need to wash it locally with iodophor or potassium permanganate to prevent infection. If you have a urinary tract infection or vaginitis, you need to take anti-inflammatory drugs such as oxyfloxacin or metronidazole for reasonable treatment.