If you have intercourse during ovulation but do not ejaculate, there is no way to combine with the egg at this time, because there is no sperm, so the chance of pregnancy is very low, and in general you will not get pregnant. You can consider not taking oral emergency contraceptives, not all intercourse will cause pregnancy, as far as possible, about 12 days after intercourse, buy early pregnancy test paper to rule out the possibility of pregnancy, so as to avoid excessive tension, stress, anxiety may also cause delayed menstruation, and even early pregnancy reaction, so as far as possible, test early to ease such a state of mind, when When the test is indeed negative, wait patiently for your period at this time. When you have intercourse in the future, you should use condoms for contraception as much as possible to avoid the possibility of unintended pregnancy by internal ejaculation.