Nine-valent vaccine refers to the HPV vaccine, after playing is can be vaccinated with the new crown vaccine, it is recommended that the vaccination interval should be greater than 14 days, to the specific vaccination unit requirements of the time shall prevail. HPV vaccine is used to prevent cervical cancer caused by human papillomavirus infection, the nine-valent HPV vaccine can effectively prevent 16, 18, 31, 33, 45, 52, 58 and other nine viruses, covering more than 90% of cervical cancer. The recommended age for vaccination is 16~26 years old. It is contraindicated for women who are in the period of fever, pregnancy, or who have received quadrivalent cervical cancer vaccine. Adverse reactions such as swelling and pain at the vaccination site and fever may occur after vaccination. Since there is a chance of adverse reactions after receiving both the new coronavirus vaccine and the nine-valent vaccine, it is not recommended to receive them together or at too short an interval. If adverse reactions occur, it is not possible to distinguish which vaccine caused them, so it is recommended that the interval between the two vaccinations be greater than 14 days. The new coronavirus vaccine is a vaccine against the new coronavirus, and it is necessary to have an interval of more than 14 days between it and other types of vaccines, such as the cervical cancer vaccine and hepatitis B vaccine mentioned above, so as to avoid being unable to differentiate the adverse reactions after the occurrence of the adverse reactions.