The freeze-dried vaccine is a preparation of modified live virus (MLV) strains of IBR, BVD Types 1 and 2, PI3 and BRSV.
The liquid fraction contains a specially prepared, inactivated and adjuvanted unique strain of Leptospira borgpetersenii serovar hardjo-bovis together with inactivated and adjuvanted cultures of L. pomona, L. grippotyphosa, L. canicola, and L. icterohaemorrhagiae.
