Divalent tetravalent nine-valent hpv vaccine differentiation

Bivalent vaccine can be used to prevent HPV types 16 and 18, and is normally suitable for women aged 9 to 25. Quadrivalent vaccine can not only be used to prevent HPV types 16 and 18, but also help prevent HPV types 6 and 11, suitable for women aged 20 to 45. Nine-valent vaccine has good preventive effect on HPV types 16, 18 and 31. HPV infection is a high risk factor for cervical cancer, so HPV vaccination can be used to prevent cervical cancer, but it is necessary to go to a regular vaccination clinic for vaccination. After vaccination, there may be fever, redness, itching and other adverse reactions at the vaccination site, and special attention should be paid to the care of the vaccination site.