Infographic: How do antivirals treat and protect against influenza?
Vaccination is the most effective form of influenza prevention. However antivirals can be useful when the vaccine is less than optimally effective especially to treat patients with severe influenza or those at high risk of the complications of influenza. The ECDC infographic explains how antivirals treat and protect against influenza. The recommendations to treat patients with severe influenza are based on the evidence from randomised controlled trials, observational studies, extrapolation from studies, and a generally benign safety profile of these medicines.