The HPV quadrivalent vaccine is recommended at age 45. Both the bivalent HPV vaccine and the quadrivalent HPV vaccine are suitable for women aged 45. For women aged 45, the HPV quadrivalent vaccine is more effective at this age because it not only contains the HPV subtypes included in the bivalent vaccine, but also prevents low-risk HPV viral infections, which can prevent the occurrence of condyloma acuminatum. In addition, the quadrivalent cervical cancer vaccine can prevent both the occurrence of cervical cancer and the appearance of warts. The bivalent vaccine can only prevent the occurrence of cervical cancer, so relatively speaking, the quadrivalent vaccine is better. You should also pay attention to women’s health, follow the doctor’s instructions to do regular cervical cancer screening, gynecological diseases timely medical treatment, can also effectively prevent the occurrence of cervical cancer.