Single-blind, Dose-ranging Study of Novel Swine Influenza Virus Vaccine in Japanese Adult Subjects

Inclusion Criteria: * Healthy Japanese adults aged 20 to 60 years Exclusion Criteria: * History of anaphylaxis, serious vaccine reactions, hypersensitivity to vaccine viral proteins or excipients * Administration of adjuvanted influenza vaccine or suspected influenza disease within 3 month prior to study start * Administration of any other vaccines within 4 weeks prior to enrollment expect for seasonal influenza vaccines within 1 week * History of progressive or severe neurological disorders