VAGINAL DOUCHE

With vaginal douche, plain water, vinegar, and other products are used
immediately after orgasm to theoretically flush semen out of the vagina. It has a
long history of use in the United States.

Advantages: none

Disadvantages:  high    failure rate,   no  protection  against STDs;   sperm   can enter

the cervical    mucus   within  90  seconds of  ejaculation