Nope, that doesn't prevent H5N1
H1N1 is a different variant as compared to H5N1
H5N1 is a very fatal variant unlike the H1N1
The only known treatment they have is Tamiflu pills, which is of no real known effect.
In fact, even if they come up with a H5N1 vaccine, it mutates so fast that it renders the previous vaccine useless