How effective are the human papillomavirus(HPV) vaccines?


Gardasil and Cervarix are highly effective in preventing infection with the types of human papillomaviruses (HPV) they target. Studies have shown that both Gardasil and Cervarix prevent nearly 100 percent of the precancerous cervical cell changes caused by the types of HPV targeted by the vaccine for up to 4 years after vaccination among women who were not infected at the time of vaccination.

This answer is based on source information from the National Cancer Institute.

The human papillomavirus (HPV) vaccine works very well. A recent study by the CDC showed that the HPV vaccine is very effective and helped to lower HPV infection rates in teen girls by more than half. Other studies have shown that genital warts (caused by HPV infections) have also decreased in teens since the HPV vaccine came out.

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Human papillomavirus (HPV) vaccines can be very effective. In a number of studies in women it was shown that 93 to 97 percent of disease from HPV could be prevented by vaccines. HPV vaccination in boys has been shown to reduce HPV spread.

Continue Learning about HPV



Human Papillomavirus (HPV) is a sexually transmitted disease that can sometimes cause genital warts. Certain types of HPV can also cause cancer in some individuals. Some people never know they have HPV at all, since symptoms arent ...

always noticeable. If you are sexually active, you are at risk for contracting HPV. About 50% of people that have sex acquire HPV in their lifetime, but far less than that will ever develop genital warts. If you are between 9 and 26 and want to reduce your risk of getting HPV, talk to your doctor about the HPV vaccination.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.