Can Friction Alone Cause Pregnancy? Risks and Precautions

Extracorporeal friction pregnancy

On July 31, I engaged in external friction with my girlfriend.
The glans did not enter the vagina; most of the contact was between the shaft of the penis and the labia.
We did not use a condom, and my girlfriend does not have a habit of taking birth control pills.
There was no ejaculation during the friction, and prior to this, my girlfriend performed oral sex on me.
I would like to know if this could lead to pregnancy and whether she should take emergency contraception.

Jude, 20~29 year old female. Ask Date: 2023/08/01

Dr. Cao Guotao reply Obstetrics and Gynecology

Hello, the chances of pregnancy should be low.
If you are concerned, you can take emergency contraception.
Wishing you good health.

Reply Date: 2023/08/01

More Info

Friction alone, or external genital contact without penetration, is generally considered a low-risk activity for causing pregnancy. However, it is important to understand the nuances of this situation, including the potential risks and precautions that should be taken.

In your case, since there was no penetration and no ejaculation occurred during the friction, the likelihood of pregnancy is significantly reduced. However, it is crucial to note that pre-ejaculatory fluid (pre-cum) can contain sperm. If any sperm were present on the penis from previous sexual activity (such as oral sex), there is a small chance that it could be transferred to the vaginal area during friction. This is particularly relevant if the friction involved direct contact with the vulva or vaginal opening.

While the risk of pregnancy from such activities is low, it is not zero. If your girlfriend has a regular menstrual cycle and is not currently ovulating, the chances of conception are further diminished. However, if she is close to her ovulation period, the risk increases slightly.
Regarding the use of emergency contraception (commonly referred to as the "morning-after pill"), it is generally recommended if there is any concern about potential pregnancy from unprotected sexual activity. Emergency contraception is most effective when taken as soon as possible after the event, ideally within 72 hours, but some types can be effective up to 5 days later. Given that you did not use a condom and there was potential for sperm transfer, it may be prudent for your girlfriend to consider taking emergency contraception as a precautionary measure.

In addition to the risk of pregnancy, it is also important to consider sexually transmitted infections (STIs). Engaging in sexual activities without protection increases the risk of STIs, even if penetration does not occur. It is advisable to have open discussions about sexual health and consider regular STI testing if you and your partner are sexually active.

In summary, while the likelihood of pregnancy from friction alone is low, it is not impossible. If there are any concerns about potential pregnancy, taking emergency contraception can be a responsible choice. Additionally, discussing contraceptive options and STI prevention with your partner can help ensure both of your health and peace of mind moving forward. If there are any further questions or uncertainties, consulting with a healthcare provider can provide personalized guidance and support.

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