Since 2002, governments around the world have spent billions of dollars stockpiling neuraminidase inhibitors (NIs) such as Tamiflu® (oseltamivir) and Relenza® (zanamivir) in anticipation of an influen ...

Background: The efficacy and tolerability of the neuraminidase inhibitor zanamivir in the treatment of influenza have been established in an extensive programme of controlled clinical trials.