It is recommended that the cervical biopsy be scheduled 3-7 days after menstruation, with sexual intercourse prohibited. The reason for choosing this time period is to avoid the menstrual period, the biopsy due to menstruation affects the wound healing and secondary infection, but also can not distinguish between the biopsy of the wound bleeding or menstrual blood. Avoiding sexual intercourse before the procedure is mainly considered to affect the results of the acetic acid white test during the cervical biopsy after sexual intercourse. Sexual intercourse should be prohibited for more than two weeks after the cervical biopsy to prevent sexual stimulation from delaying the repair of the wound. After the biopsy, you need to keep the vulva clean and hygienic, do not use vaginal medication, do not eat spicy stimulating food, do not eat cold food, these precautions are conducive to the repair of the cervical wound.