HPV Vaccine Debate: One Dose or Two?

Experts debate if one HPV vaccine dose is enough. Learn about the latest research and recommendations.

September 26, 2026 One Min Read

POLICY WIRE — New York, United States — Medical experts are considering a shift in HPV vaccination recommendations, suggesting that one dose may be sufficient for preteens to protect against cancer.

The human papillomavirus (HPV) is the most common sexually transmitted infection in the U.S., linked to thousands of cancer cases annually. The first HPV vaccine was approved in 2006, with recommendations evolving over time. Initially, three doses were required, but this was reduced to two after studies showed similar protection.

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Recent research suggests that one dose could provide significant protection against cervical cancer, though more data is needed on other cancers and for males. Experts advise that children receive the recommended two doses, emphasizing the importance of vaccination in preventing cancer.

Reporting by Policy-Wire (PW)

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