HPV vaccine provides herd immunity

What’s more, among vaccinated women there was a surprising decrease in HPV genotypes not contained in the vaccine, revealing an unexpected cross-protective effect of the vaccine.

Medical director of the National HPV Vaccination Program Register Dr Julia Brotherton said it’s the first time, outside  clinical trials, that evidence of a cross-protection effect from the quadrivalent vaccine has been observed. “We noted significant vaccine effectiveness against HPV 31, 33 and 45 in fully vaccinated women compared with unvaccinated women, which suggests the vaccine may provide some protection beyond the