Press Release: European Medicines Agency updates guidance for annual strain change of seasonal influenza vaccines

The European Medicines Agency published in February 2014 an update to its guidance for the annual strain change of influenza vaccines. This update ensures that EU requirements for the annual strain change reflect current knowledge, and is consistent with the approach taken by other regulatory authorities globally.

The update introduces an improved system that allows strengthened and sustainable monitoring of an influenza vaccine’s performance over the years in a real-life setting.

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