[bm98]

You are incorrect: In the US, two 2009 H1N1 vaccines distributed in multi-dose vials were approved for children >= 6 months. See:

http://www.cdc.gov/h1n1flu/vaccination/dosage.htm#table1

[eitally]

This is correct. And we had it administered to our then 14mo old son. He's fine.

Hooray for meaningless anecdotes!