The IUD is similar to the capital letter M. The IUD has a better contraceptive effect than the birth control ring. The time to put the ring is within 3-7 days after the menstrual period is clean, without sexual intercourse, go to the hospital to place the birth control ring, if there is gynecological inflammation, or gynecological inflammation during the treatment, the time to put the ring is required to be delayed. After placing the IUD, you should rest for 1-2 days, if the amount of vaginal bleeding is relatively large, you can consider applying appropriate hemostatic drugs, if the amount of bleeding is not large, temporary observation can be placed, after placing the IUD, you can’t have sex for half a month, and you can’t take a bath in the tub, so as not to cause gynecological inflammation. Within half a year after placing the IUD, the amount of menstruation may change, and the possibility of an increase is very high, but as long as the amount of menstruation is not significantly increased, there is no need to worry, which is a normal performance after placing the IUD.