It is not uncommon to question the intention of therapy introduced by the state or organization.

A simple example is polio. Do you know what is the current prevalence of Polio in UK? nill. Thanks to early vaccination.

Potentially everything can have side effects. All the natural products can have naturally occurring chemicals which you can have reaction to.

For your information H1N1 virus is at least 4 time more virulent than normal influenza virus. Otherwise there was no point it treating it differently that normal flu virus.