| abstract |
The purpose of the present invention is to provide the following: a dried influenza vaccine preparation with which stable retention of the activity of influenza vaccine antigen is possible, even when the preparation is stored without strict low-temperature management, and with which a stable supply is possible; and a method for producing the dried influenza vaccine preparation. The present invention provides a dried influenza vaccine preparation comprising influenza vaccine antigen and a disaccharide, wherein the disaccharide is one or more selected from the group consisting of sucrose, maltose, palatinose, melibiose, isomalt, cellobiose, allolactose, isomaltose, sophorose, lactobionic acid, laminaribiose, xylobiose, turanose, gentiobiose, rutinose, kojibiose, nigerose, robinose, neohesperidose, sucralose, and maltitol. |