Why does my vagina itch after sex?

Sexual intercourse is an indispensable thing after dating between men and women, and it is also an obligation between husband and wife. However, some women feel itchy in their vulva after having sex, which means that something unclean or sensitive has touched your vulva. Men's semen and condoms may become sources of allergies. At the same time, if a woman suffers from vaginal inflammation, leucorrhea allergy, etc., her lower body will itch after intercourse.

Why does itching occur in the lower body after sex?

1. Semen allergy

Semen allergy is one of the important reasons for vaginal itching in women after sexual intercourse. The reason for semen allergy is that in addition to sperm, male semen also contains a variety of antigenic substances. If a woman has an allergic constitution, she will have a series of allergic reactions after sexual intercourse. Milder symptoms include itching of the vulva, congestion of the labia and vaginal opening, and urticaria-like skin on the labia. In severe cases, there may even be systemic reactions, such as chest tightness, difficulty breathing, facial flushing, and large areas of urticaria-like skin.

2. Allergy to condoms and topical contraceptive drugs

Condoms and topical contraceptives are both chemical products. Some people may have allergic reactions to condoms or topical contraceptives. —Generally, women experience itching in the vulva and congestion in the vaginal opening and vaginal wall. There is a significant increase in vaginal discharge. Men may experience itching on the glans penis, and in severe cases, the glans penis may even become congested, edematous, and eroded.

3. Leucorrhea allergy

When women are sexually excited, their vaginal discharge increases. The vaginal discharge contains many antigenic substances. If the husband has an allergic constitution, it will cause an allergic reaction. The symptoms are similar to those of allergic reactions to condoms and topical contraceptives.

4. Vaginitis

If a woman suffers from trichomoniasis or candidal vaginitis, the increased stimulation during sexual intercourse may cause itching of the vulva.

What to do if your lower body itches after sex

Gynecological disease experts point out that for vaginal itching that occurs after sexual intercourse, specific problems should be analyzed and taken seriously to avoid affecting the harmony of the couple's sexual life. If a person is allergic to female semen, the man should wear a condom during sexual intercourse 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 topical contraceptives, you can switch to other contraceptive methods or take anti-allergic drugs before sexual intercourse. If a man is allergic to leucorrhea, he can wear a condom during sexual intercourse or take anti-allergic drugs and undergo desensitization treatment before sexual intercourse. If it is caused by vaginal trichomoniasis or fungal infection, just treat the inflammation symptomatically.

Stop using condoms and use other contraceptive measures; stop sexual intercourse during treatment and within 2 weeks after recovery; do not scratch the area, and do not wash with hot water or soap to prevent aggravation of the lesion; apply chloramphenicol or tetracycline eye ointment topically, you can also use Fuqing ointment or Triamcinolone-A ointment, etc.; take anti-allergic drugs, such as chlorpheniramine, cyproheptadine, and astemizole. Allergic reactions caused by condoms can usually return to normal after 5-7 days of treatment.