Human Immunoglobulin Against Methicillin-Resistant Staphylococcus Aureus, Preparation Method Therefor, And Use Thereof

A human immunoglobulin against Methicillin-resistant Staphylococcus aureus, and human immunoglobulin against Methicillin-resistant Staphylococcus aureus is prepared by collecting plasma of a healthy plasma donor immunized with Methicillin-resistant Staphylococcus aureus vaccine, wherein the Staphylococcus aureus vaccine has a valence of antigen mHla of no less than 1:3,200, valence of antigen IsdB of no less than 1:1,600, valence of antigen MntC of no less than 1:1,600, valence of antigen mSEB of no less than 1:6,400, and valence of antigen SpA5 of no less than 1:400, and total content of IgG monomers and dimers is over 90.0%. The human immunoglobulin against Methicillin-resistant Staphylococcus aureus has high valence and high purity, which can not only have good effects for preventing and treating Methicillin-resistant Staphylococcus aureus infection, but also avoid a problem of drug resistance caused by antibiotic treatment, and has important clinical significance and broad market prospects.