Patent ID: 9730999
Date: 2017-08-15
CPC Classifications: A61K,A61P,C12N

Claim:
1. A method of vaccinating a human elderly against influenza, wherein the human elderly is at least 50 years of age, the method comprising: administering to the human elderly an immunogenic composition comprising (i) an influenza virus or antigenic preparation thereof and (ii) an oil-in-water emulsion adjuvant, wherein the oil-in-water emulsion adjuvant comprises a metabolisable oil, alpha-tocopherol, and an emulsifying agent; wherein the influenza virus or an antigenic preparation comprises antigen from an influenza virus strain to which the human elderly is immunologically naïve; wherein the influenza virus strain is selected from the group consisting of: H2, H5, H6, H7, and H9; and wherein the immunogenic composition comprises a haemagglutinin (HA) antigen from the influenza virus strain and contains 1 microgram to 7.5 micrograms of the HA antigen as measured by single radial immunodiffusion (SRD).