Some people think there is more to Tamiflu et all than the government's good will towards the people.

http://www.globalresearch.ca/index.php?context=va&aid=1169

http://www.globalresearch.ca/index.php?context=viewArticle&code=ENG20051106&articleId=1190

Even though last year's virus might be still around, it still is dangerous to take medicine that is unproven to work and might be dangerous to take, especially when (most)people have a perfectly capable, built in defense system to fight off the intruder.
But if you want inject away, it's your health.