You should not have intercourse until one month after the tubal induction. When a woman has a tubal reversal surgery, she should not have intercourse for a short period of time. After tubal surgery, anti-infective medication should be given and postoperative tubal lavage should be done to prevent local adhesions and blockage of the fallopian tubes. The patient’s resistance is reduced after surgery, and if she has intercourse too early, the pathogens in the vagina will easily infect the uterine cavity retrogradely and endometritis will occur. For tubal reversal surgery, tubal lysis should be done within 3-7 days after the clean menstrual cycle. If the fallopian tubes are clear, appropriate intercourse can be done after the clean menstrual cycle in the next menstrual cycle. Within three months after tubal lavage, the conception rate is higher. Patients can have intercourse when ultrasound detects to ovulation, which will increase a woman’s chance of pregnancy. If a woman plans to get pregnant, it is beneficial to take a small amount of folic acid in the first three months of pregnancy preparation to prevent the occurrence of fetal neural tube abnormalities.