WASHINGTON, May 3 (Reuters) - The United States still has 71 million doses of H1N1 swine flu vaccine that have not been used, but it is not yet time to throw them out, the federal government said on Monday.
States and other providers should hang on to the vaccine and continue to offer them to people until drug companies can start distributing seasonal vaccine for the coming influenza season in the autumn, said Health and Human Services Department spokesman Bill Hall.
Senator Chuck Grassley, the ranking Republican on the Senate Finance committee, released a letter on Monday that he sent to HHS secretary Kathleen Sebelius asking her how much vaccine was left over and when it would expire.
H1N1 swine flu is still technically causing a pandemic and health officials say anyone who has not been vaccinated should still try, in case it causes a third wave of serious disease.
Health experts consider swine flu likely to join the mix of seasonal flu viruses and it will be included in the seasonal flu vaccine for 2010-2011, which will also contain two other flu strains...
