In late March, 2011 ECDC reported that the Swedish Medical Product Agency published preliminary results from an on-going cohort study involving 5.3 million people, where 67% of children and adolescents and 51.0% of adults were vaccinated with Pandemrix.
In recent years there have been a series of arguments and findings suggesting that Statins (HMG-CoA reductase inhibitors) which used widely to lower cholesterol levels may also be important in reducing the risk associated with severe infective conditions.
A four-fold increased incidence of narcolepsy in vaccinated children/adolescents compared to unvaccinated children was observed in this register-based cohort study.
Each year in February WHO convenes a meeting with advisers from the WHO Influenza Collaborating Centres and Essential Reference laboratories in order to achieve consensus and advise WHO on the optimal formulation of seasonal influenza vaccines for the next influenza season.
The journal Critical Care Medicine has recently published a supplement of open access articles on the experience in intensive care units during the 2009 pandemic of influenza.
This initiative was taken following the indication of a potential association between the 2009 pandemic influenza A(H1N1) monvalent vaccine and the occurrence of narcolepsy following reports, especially in children from Finland and Sweden.