When vaginal redness and swelling occurs, the cause of the redness and swelling should be clarified first, such as sexual injury, vaginitis, etc., and then according to the cause of the corresponding treatment. If the redness and swelling of the vagina is caused by too much violence during sex, it can be left untreated for the time being by prohibiting sexual intercourse, taking a light diet and continuing to observe. If, in addition to the redness and swelling of the vagina and vulva, there is also an increase in discharge, vulvar itching and other symptoms, it may be caused by vaginitis, and you need to do a routine examination of the leukorrhea, to determine the type of vaginitis, and then according to the cause of the disease, use antibiotics, anti-inflammatory drugs, etc. for treatment. In addition, if personal hygiene habits are poor, urine stains, feces, vaginal secretions, etc. can also cause irritation to the vulva, triggering infections and symptoms of vaginal redness and swelling. Symptoms can be alleviated by changing personal clothing regularly and paying attention to local hygiene of the vulva. Therefore, when you find vaginal redness and swelling, you should have a relevant examination to clarify the cause and under the guidance of your doctor.