What causes vaginal itching after sex?

　　Causes of vaginal itching 1. Vaginitis disease

　　female If you suffer from trichomonas or mycotic vaginitis, your vulva will itch due to increased stimulation during sexual intercourse.

　　Gynecology disease Experts point out that for vaginal itching that occurs after sex, specific problems must be analyzed in detail and taken seriously to avoid affecting the harmony of the couple's sexual life. If a woman is allergic to semen, the man should wear a condom during sex to prevent semen from entering the woman's vagina, or undergo desensitization treatment under the guidance of a doctor. If you are allergic to condoms or external contraceptives, you can use other contraceptive methods or take anti-allergic drugs before sex. if male If you are allergic to leucorrhea, you can wear a condom during sexual intercourse or take anti-allergic drugs and desensitization treatment before sexual intercourse. If it is caused by Trichomonas vaginalis or fungal infection, just treat the inflammation symptomatically.

　　Reasons for vaginal itching 2. Allergy to leucorrhea

　　When women are sexually excited, leucorrhea increases, and the leucorrhea contains many antigenic substances. If the husband is allergic, it will cause an allergic reaction. The symptoms are similar to allergic reactions to condoms and external contraceptives.

　　Reasons for vaginal itching 3. Semen allergy

　　Semen allergy is one of the important reasons for women's vaginal itching after sex. The cause of semen allergy is that men’s semen contains sperm It also contains a variety of antigenic substances. If a woman is allergic, a series of allergic reactions will occur after sexual intercourse. Mild symptoms include itching of the vulva, congestion of the labia and vaginal opening, and a rubella-like appearance on the labia. skin . Severe cases may even cause systemic reactions, such as chest tightness, difficulty breathing, facial flushing, and large areas of rubella-like skin.

　　Reasons for vaginal itching 4. Allergy to condoms and external contraceptives

　　Condoms and external contraceptives are chemical products, and some people may have allergic reactions to condoms or external contraceptives. —Generally, women present with itching of the vulva and congestion of the vaginal opening and vaginal wall. Vaginal discharge increases significantly. Men present with itching of the glans penis, and in severe cases, congestion, edema and erosion of the glans penis may occur.