WASHINGTON--(BUSINESS WIRE)--HHS Secretary Kathleen Sebelius announced today that the department will take important steps necessary to prepare for potential commercial-scale production of a candidate vaccine for the novel Influenza A ( H1N1). The Secretary is directing approximately $1 billion in existing funds that will be used for clinical studies that will take place over the summer and for commercial-scale production of two potential vaccine ingredients for the pre-pandemic influenza stockpile.