Need of a new antiviral flu drug

Analysis for the influenza A virus has ben done by the Scientists, which shows the potential for the development of a new anti-viral drug which will be more effective universally against the flu virus originating from avian, swine or human virus strains.The influenza A virus has led to deadly pandemics killing millions of people, such as the Spanish flu pandemic, the latest swine flu pandemic in 2009, and the current threat of avian H7N7 flu in 2014. Each year small changes in the influenza virus surface proteins mean that they can escape the human immune system and a new vaccination is necessary. In such cases antiviral drugs like Tamiflu, becomes ineffective.