The probability of pregnancy is smaller when you have intercourse 3 days after your period, but because some women have irregular periods, the possibility of pregnancy cannot be completely ruled out. Women who ovulate regularly usually ovulate on the 14th day of the menstrual cycle, and 3 days after the menstrual period is about 8-10 days of the menstrual cycle, at this time the egg cell has not yet been discharged, sperm and egg cell combination of the chances of small, so 3 days after the menstrual period, coitus is generally not pregnant. However, because some women’s menstrual cycles are not regular, the time of egg discharge is not certain, so it is possible to get pregnant after 3 days after the period. If you are worried about getting pregnant after 3 days of your period, it is recommended that you use morning urine to do an early pregnancy test, or go to the doctor directly for a relevant early pregnancy test under the doctor’s guidance.