Women can’t have sex if they have redness and swelling down there. Women may have inflammation of the vulva and vagina, and should actively find out the cause for symptomatic treatment. If it is caused by vaginal inflammation, we should actively give the medication for vaginal inflammation for vaginal medicine, pay attention to the cleanliness and hygiene of the vulva, and change the underwear diligently. In addition, abstain from eating some spicy and stimulating food. Women’s bottom appears red and swollen, if coitus will cause inflammation symptoms worsen, even stimulation will cause mucous membrane ulceration. Therefore, in the case of redness, swelling and discomfort down there, you can’t have a conjugal life. Sometimes if it is some bacterial vaginosis, trichomonas vaginitis or mycosis vaginitis, if the husband and wife have sex together, it will cause cross-infection, resulting in inflammation and infection of the male partner. That’s why you can’t have sex if you have redness, swelling and discomfort down there.