Withdrawal is removal of the penis from the vagina before a man has an orgasm. It is done to try to keep semen and sperm from getting into the vagina. This method is not reliable. It can be hard to know exactly when to withdraw the penis. Also, some semen can come out of the penis before orgasm. A woman can get pregnant with even just a small amount of sperm. This method is not recommended to prevent pregnancy.
Another term for withdrawal is coitus interruptus.
During sexual intercourse the man pulls his penis out of the woman's vagina before he has an orgasm, which is when most of the semen starts coming out.
The withdrawal method of birth control does not depend on any contraceptive devices or drugs. It may be an option for people who have allergic reactions to condoms, spermicides, or drugs.
The disadvantages of the withdrawal method are: