News & Perspective

(CIDRAP News) – A large study of narcolepsy background rates in six European countries before and after 2009 H1N1 pandemic vaccine campaigns confirmed increases in Finland and Sweden—the two countries that first reported the problem—but also detected a rise in Denmark.

(CIDRAP News) – The European Centre for Disease Prevention and Control (ECDC) today confirmed a link between narcolepsy and pandemic 2009 H1N1 vaccination in children in Finland and Sweden, the two countries that originally reported a problem with the vaccine.

Swine reassortant suggests 2009 H1N1 virus could cause more troubleScientists have found a hybrid influenza virus in swine that combines elements of the pandemic 2009 H1N1 virus and a Eurasian swine flu virus, suggesting that continued circulation of the pandemic virus in pigs could lead to novel viruses with the ability to infect humans, according to a report published yesterday in the Journal of Virology. The detection of the pandemic virus in pigs prompted a flu

(CIDRAP News) – A five-country study from Europe indicates that the use of adjuvanted vaccines against the pandemic H1N1 influenza virus probably did not increase the risk of Guillain-Barre syndrome (GBS), but the investigators could not firmly rule out a slightly greater chance of suffering the paralytic condition.