Multiple emulsion type adjuvant for foot-and-mouth disease vaccine and preparation method of multiple emulsion type adjuvant

The invention provides a multiple emulsion type adjuvant for a foot-and-mouth disease vaccine and a preparation method of the multiple emulsion type adjuvant and relates to the field of medicine preparation. The multiple emulsion type adjuvant for the foot-and-mouth disease vaccine is composed of the following components including, by mass, 50-65 parts of mineral oil, 10-35 parts of vitamin E, 3-5 parts of castor oil ethyl oxide, 2-8 parts of tween 80, 2-6 parts of n-amyl alcohol, 1-4 parts of stearyl alcohol polyoxyethylene ether and 1-5 parts of deionized water. The invention further provides the foot-and-mouth disease vaccine containing the multiple emulsion type adjuvant and a preparation method of the foot-and-mouth disease vaccine. The foot-and-mouth disease vaccine containing the adjuvant can be completely absorbed by animals in short time on the premise of good stability and immunological enhancement effect, inflammation of the inoculation position is avoided, and therefore, side reaction is reduced remarkably.