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1. Semen allergy

The symptoms include itching and even tingling in the woman's perineal area about half an hour after sexual intercourse, with large and small vaginal discharge at the same time. There is congestion, swelling, and redness around the labia and vaginal opening. Some small papules may appear on the surface, and vaginal secretions also increase significantly. In severe cases, eyelid edema and urticaria all over the body may occur. It usually lasts for several hours and then subsides on its own.

The easiest way to prevent semen allergy is to use condoms. Prevent semen from entering the woman's vagina, and allergies will not occur. Once an allergy occurs, do not scratch it with your hands, and do not wash it with hot water or alkaline soap. You should urinate immediately and squat for a while to allow the semen to flow out as much as possible. Anti-allergic drugs such as chlorpheniramine, vitamin C, and prednisone can also be taken orally.

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2. Condom allergy

Condoms are mostly made of rubber Products, a considerable number of people are sensitive to rubber and are prone to allergic reactions after contact. During sexual intercourse, allergic reactions caused by condoms are mostly caused by men. Generally, the glans of the penis becomes red, swollen, and congested, accompanied by itching or pain. Severe allergies may also lead to large or small ulcers, erosion or secretions. A small number of women may also be allergic, mainly with the formation of a rash on the perineum, and they may feel pain or itching.

For those who are allergic to condoms, the woman should take oral contraceptive pills, a ring or an external contraceptive membrane and other measures.

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3. Allergy to vaginal secretions

Vaginal secretions are harmful to women A mixture of fluid secreted by cells in the vaginal wall and fluid secreted by cervical glands, which is acidic. If the man is allergic, he is prone to allergic reactions to secretions after sexual intercourse. The main symptoms are severe itching and tingling of the penis, and sometimes a small rash may appear. In severe cases, symptoms such as eyelid swelling and generalized skin itching or rash may occur.

The best way to prevent and treat it is to use condoms to avoid contact between penis and vaginal secretions.

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4. Friction allergy

This situation is relatively rare. However, since sexual intercourse is a process of close physical contact and strenuous exercise, people with allergies are very sensitive to friction. Even slight stimulation can induce allergic reactions. Many wheals and bumps appear in areas with relatively obvious friction, accompanied by itching and discomfort. This is typical urticaria. Some people also have edema as the main symptom.

Those with mild symptoms do not need special treatment, but those with obvious symptoms can take Antaloy or other anti-allergic drugs. In addition, maintaining a good mood, working and resting appropriately, eating less irritating foods such as onions, garlic, ginger, and peppers, and avoiding drinking alcohol will help control and alleviate the disease.