The nine-valent cervical vaccine does not affect coitus, but contraception is recommended for 3-6 months. Nine-valent cervical vaccination does not affect coitus, and there may be localized hardness, redness, swelling, fever and other adverse reactions to the vaccine after vaccination. The nine-valent vaccine utilizes a special protein shell of the virus to induce immunity in the body. The main component of the vaccine itself is protein, although it does not cause viral infection, it is recommended to avoid vaccination during pregnancy and breastfeeding. After receiving the nine-valent cervical vaccine can be coitus, good contraceptive measures. The nine-valent cervical vaccine can effectively prevent cervical cancer and warts caused by HPV, and it is recommended that women who are of age should complete the vaccination as soon as possible.