9 hpv vaccines are needed.

Hpv nine-valent vaccine refers to one of HPV vaccines. It is a vaccine against HPV infection. After vaccination, it can stimulate the immune system of the human body to produce protective antibodies. This antibody exists in human body fluids. once HPV invades, the antibody will immediately play a protective role. Nine-valent vaccine can prevent HPV subtypes 6, 11, 16, 18, 31, 33, 45, 52 and 58. At this stage, relevant data research shows that nine-valent vaccine can prevent 90% of cervical, vaginal, vulvar, anal cancer and other lesions caused by HPV infection, and can increase the protection of cervical cancer to 90%. Therefore, it is necessary to fight Hpv nine-valent vaccine. At the same time, female friends are reminded that after sexual life, even if nine-valent vaccine is played, cervical cancer screening needs to be carried out regularly.