You can get pregnant six months after the nine-valent shot. Nine-valent vaccine refers to a kind of human papillomavirus (HPV) vaccine, preventive vaccination can effectively prevent the occurrence of cervical cancer, applicable to women between the ages of 16 to 26, can be vaccinated under the guidance of a doctor, and the whole process of vaccination takes six months. Since the effect of the vaccine on pregnancy is not yet clear, it is recommended that you can get pregnant six months after the vaccination. During the vaccination period, contraceptive measures should be taken to avoid unintended pregnancy. However, in the case of unplanned pregnancy, when the ultrasound examination indicates that the embryo is well developed, the pregnancy can be continued, but it is necessary to strictly follow the doctor’s instructions to take obstetric checkups on time and to stop continuing to receive the vaccine. Vaccination can be continued after delivery or after breastfeeding.