The HPV vaccine is a human papillomavirus vaccine to prevent cervical cancer and is generally not recommended for injection during pregnancy. If pregnancy occurs after HPV vaccination, it is not an indication to terminate the pregnancy, but the remaining vaccine dose needs to wait until after the pregnancy is over. The HPV vaccine is essentially an inactivated vaccine used to prevent cervical cancer and does not usually affect pregnant women or their fetuses. However, the vaccine itself is also a virus, and even though it has been inactivated, it may cause effects such as a decrease in the body’s resistance or immunity while producing antibodies after being injected into the body. Women who are pregnant are more sensitive, so it is usually better to prepare for pregnancy six months after the HPV vaccination to exclude the effects of the vaccine on the body. However, if pregnancy is found after the vaccination, you can continue the pregnancy, and you need to do a good maternity check and closely observe the growth and development of the fetus. If the fetus is developing normally, there is no need to worry too much. During pregnancy, pregnant women can relax and stay optimistic without excessive stress. You need to pay more attention to rest, avoid overwork, ensure good sleep quality, and also good personal hygiene, try to choose loose cotton clothes and pants, and change them frequently. Avoid vigorous activities and spicy, oily and greasy diets to avoid pregnancy reactions or other adverse consequences. Do not take medication without permission during pregnancy, and seek medical attention promptly for any problems that may affect the growth and development of the fetus.