Enterovirus 71 Vaccine Is Safe and Efficacious

Two doses of an enterovirus 71 vaccine had an efficacy of 80% against EV71-associated disease in Chinese children.

Enterovirus 71 (EV71) is associated with hand, foot, and mouth disease (HFMD) and other, more-serious conditions. Infants and young children are most affected; epidemics have been especially severe in Asia (JW Infect Dis Jan 30 2013).

Investigators (with partial manufacturer support) recently conducted a multicenter, double-blind, phase III trial of an inactivated alum-adjuvanted EV71 vaccine based on genotype C4, the predominant strain in mainland China. Healthy children in that country, aged 6 to 35 months, were randomized to receive vaccine or placebo (alum adjuvant), administered on days 0 and 28. Of 10,245 enrollees, 96% received both doses.

During active surveillance (from day 56 to month 14), vaccine efficacy in the per-protocol popula…

Reviewing Author

Mary E. Wilson, MD

Disclosures

Consultant/Advisory BoardOneHealthTrust (formerly Center for Disease Dynamics, Economics, and Policy); Global Health Institute, University of Wisconsin

RoyaltiesUpToDate

Editorial BoardsJournal of Travel Medicine

Mary E. Wilson, MD

Disclosures

Consultant/Advisory BoardOneHealthTrust (formerly Center for Disease Dynamics, Economics, and Policy); Global Health Institute, University of Wisconsin

RoyaltiesUpToDate

Editorial BoardsJournal of Travel Medicine

Enterovirus 71 Vaccine Is Safe and Efficacious

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Reviewing Author