Merck vaccine protects men from wart virus, too (Reuters)

by Viviane on 11/14/2025

in health, hpv

By Maggie Fox, Health and Science Editor

WASHINGTON, Nov 13 (Reuters) – A vaccine designed to protect women and girls from cervical cancer caused by a wart virus may protect men, too, maker Merck and Co (MRK.N: Quote, Profile, Research, Stock Buzz) reported on Thursday.

The Gardasil vaccine was 90 percent effective in preventing lesions, mostly sexually transmitted warts, caused by the virus in men, Anna Giuliano of the H. Lee Moffitt Cancer Center & Research Institute in Tampa, Florida, and colleagues found.

It was about 45 percent effective in preventing infection with the four strains of HPV that it targets.

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