User:Mr. Ibrahem/Coitus interruptus

Coitus interruptus, also known as withdrawal method, is a form of birth control which involves removing the penis from the vagina before ejaculation. With typical use pregnancy occurs in about 20% over a year, while with perfect use it occurs in 4%. It may also be used together with other methods, such as condoms, birth control pills, or emergency birth control.

While there are no side effects, it does not protect against most sexually transmitted infections (STIs); though dose slightly reduce the risk of HIV/AIDS for women. It works by decreasing the chance of sperm meeting egg and thus preventing fertilization. Failure may occur as pre-ejaculate may contain sperm or one partner may prevent withdrawal by the other. Some are also not able to reliably remove their penis before ejaculation.

This method has been used by two thirds of women who have had sex and is currently used by about 7% of women in the United States. Rates of use have increased from the 1980s to the 2010s and is most commonly used by women in their 20s. It was used by about 38 million women worldwide in 1991. It is believed to have been practiced thought-out history. It has no direct costs.