Research News

Trial results raise hope for dengue fever vaccine

BMJ 2015; 350 doi: (Published 09 January 2015) Cite this as: BMJ 2015;350:h141
  1. Jacqui Wise
  1. 1London

A tetravalent dengue vaccine has shown efficacy against dengue fever and severe dengue fever and led to fewer hospitalisations in a randomised, blinded, placebo controlled trial.

The efficacy trial, reported in the New England Journal of Medicine,1 was carried out in five Latin American countries in which dengue is endemic. A total of 20 869 healthy children aged 9 to 16 were randomly assigned in a 2:1 ratio to receive either three injections of recombinant, live attenuated tetravalent dengue vaccine (CYD-TDV) or placebo.

Dengue is transmitted by mosquitoes …

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