Usually, when a woman does not have the desire to have children, she can consider wearing a birth control ring for contraception. It is recommended that a woman can have a birth control ring if she does not have acute vaginitis or pelvic inflammatory disease and if pregnancy is ruled out. Generally speaking, the time for the implantation of birth control ring is 3-7 days after menstruation, without intercourse, go to the gynecology department of the hospital to check the routine of leukorrhea and the routine of blood without any abnormality, then the implantation of birth control ring can be done. There will be a small amount of bleeding after the implantation, which will stop within a week. You should not have intercourse for half a month after the implantation of the IUD to avoid pelvic infection, and it is best to rest for a week and eat a light diet.