(CIDRAP News) A final report from Finnish health officials on the link between the 2009 H1N1 Pandemrix vaccine and narcolepsy confirmed the link, finding a greater risk than their earlier estimate and identifying a genetic risk factor in all patients.
(CIDRAP News) Signaling that the current flu strains are likely to persist over the next several months, the World Health Organization (WHO) today recommended sticking with the current trio of vaccine strains for the Northern Hemisphere's next influenza season.
The WHO's vaccine strain advisory committee met on Feb 15 and 16 and released its recommendation on the WHO's Web site. The group recommends the following for next season's vaccine:
(CIDRAP News) The European Medicine Agency (EMA) said today it is not clear if there is any link between narcolepsy cases and the Pandemrix vaccine for 2009 H1N1 influenza, and it will take 3 to 6 months to investigate the possibility fully.
(CIDRAP News) Because of a suboptimal match between this year's flu vaccine and circulating influenza B viruses, the World Health Organization (WHO) has recommended changing one of the three strains used in flu vaccines for the Northern Hemisphere next fall and winter.
Editor's note: The second paragraph of this story was revised on Sep 24 to correct an error. On the basis of information from ProMED-mail (published by the International Society for Infectious Diseases), the original version said it was unusual for the southern hemisphere vaccine composition to be the same as the preceding northern hemisphere vaccine. A later ProMED-mail posting made clear that this is not unusual.