If you have bleeding again after intercourse when your period is almost over, it is considered that the small amount of bleeding is caused by the stimulation of intercourse. It is also possible that the blood left in the uterus has not been discharged, causing bleeding again after intercourse. You can observe for two days, usually the bleeding will stop naturally, but it is not recommended to continue to have intercourse. In most cases, it is safer to have intercourse two days after your period has cleared. If bleeding after intercourse occurs frequently, you should have an internal gynecological examination to see if you have chronic cervicitis or cervical polyps. If necessary, a gynecological ultrasound should be done to see if there are any abnormalities in the uterus, adnexa, and endometrium.