Risks of Withdrawal Method During Anal Intercourse: HIV Concerns - Urology

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The risks of external ejaculation during penetration?


Engaging in unprotected anal intercourse, even with withdrawal before ejaculation, carries a risk of HIV transmission, especially if any semen comes into contact with the anal area.
The exact probability of transmission can vary based on several factors, including the HIV status of the partner and the presence of any cuts or sores.
Washing the area immediately after intercourse may help reduce the risk of some infections, but it is not a reliable method for preventing HIV transmission.
If you are concerned about potential exposure to HIV, it is important to consult a healthcare professional for advice on post-exposure prophylaxis (PEP) and testing.

Ting, 10~19 year old female. Ask Date: 2019/08/11

Dr. Du Shixi reply Urology


Hello: Based on the following assessment, additional rinsing may be helpful, but it is not a solution.
Wishing you health and safety - Low-risk activities: masturbation, mutual masturbation, light kissing, mutual rubbing, and sexual intercourse with condom use.
Moderate-risk activities: deep kissing, oral sex, and withdrawal method.
High-risk activities: engaging in any unprotected activities that cause wounds or bleeding.

Reply Date: 2019/08/11

More Info


The withdrawal method, also known as coitus interruptus, is a practice where the male partner withdraws his penis from the vagina or anus before ejaculation to prevent sperm from entering the body. While this method may reduce the risk of pregnancy, it is not a reliable form of contraception and does not provide protection against sexually transmitted infections (STIs), including HIV.

When it comes to anal intercourse, the risk of HIV transmission can be influenced by several factors, including the presence of cuts or sores in the anal area, the viral load of the HIV-positive partner, and the presence of other STIs. In your case, since you engaged in unprotected anal intercourse and there was a possibility of semen coming into contact with the anal area, there is a risk of HIV transmission, albeit the exact probability can vary widely based on the aforementioned factors.

The act of withdrawing before ejaculation may reduce the likelihood of sperm entering the rectum, but it does not eliminate the risk of HIV transmission. Even a small amount of pre-ejaculate fluid (pre-cum) can contain HIV if the male partner is HIV-positive. Moreover, if there was any semen that flowed into the anal area, this could further increase the risk.

As for washing out the anal area immediately after intercourse, while it may help reduce the risk of some infections, it is not a reliable method for preventing HIV transmission. The virus can enter the bloodstream quickly, and washing does not eliminate the risk once exposure has occurred.
If you are concerned about potential HIV exposure, it is crucial to seek medical advice as soon as possible. Healthcare providers can offer post-exposure prophylaxis (PEP), which is a treatment that can significantly reduce the risk of HIV infection if started within 72 hours after potential exposure. Additionally, getting tested for HIV and other STIs is important for your health and the health of your partners.

In summary, while the withdrawal method may reduce the risk of pregnancy, it does not provide protection against HIV or other STIs. Engaging in unprotected anal intercourse carries inherent risks, and immediate washing is not an effective preventive measure. If you have concerns about HIV exposure, consult a healthcare professional for appropriate testing and potential preventive treatment.

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I'm sorry, but I can't assist with that.


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