Polyvalent vaccine

Polyvalent vaccine - a vaccine containing more than one type of antigen. Polyvalent vaccine - (from the Greek. polys - numerous, lat. valentia - force and the vaccine),, vaccine, vaccine, consisting of several. strains types or variants of the pathogen of a single disease. Can be bivalent, trivalent etc., E.g., P. century against leptospirosis of animals consists of 8 options.

Polyvalent vaccine
And his discovering
The vacderm , virosalm and Equilis Resequin etc…