Master Guard®

A unique combination of killed and MLV antigens to provide respiratory and reproductive protection for your herd- including pregnant cows.

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Modern Technology, Faster Protection

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Master Guard®

A unique combination of killed and MLV antigens to provide respiratory and reproductive protection for your herd- including pregnant cows.

Cow-calf and dairy producers alike depend on Master Guard® vaccines to protect against common reproductive and respiratory pathogens in pregnant and open cattle.

Master Guard Vaccines:

  • Can be given to cows and heifers at any stage of gestation.
  • Allow the convenience of whole-herd vaccination in cattle five months of age and older.

Efficacy: Proven Defense

  • BVD type 1 and type 2 protection in a killed vaccine
  • Killed IBR vaccine provides duration of immunity for at least 196 days 1
  • Proven protection against BRSV and PI3 in modified live virus vaccine fractions
  • 5-way Leptospira protection plus hardjo-bovis in Master Guard 10 HB

Safety: Protection with no Significant Impact on Production 2

  • Studies show no significant impact on milk production in lactating Holsteins 2
  • Can be used in cows at any stage of gestation or lactation
  • May be administered intramuscularly (IM) or subcutaneously (SC)

Trust Master Guard brand vaccines to provide the safety you want, and the protection you need against key pathogens.

For all vaccine products: The label contains complete use information, including cautions and warnings. Always read, understand and follow the label and use directions.

1 Sibbel RL, Bass EP, Thomas PC, How long will a killed IBR vaccine protect against challenge? Vet Med. 1988;83(1):90-92.
2 Elanco Animal Health, Data on File


Master Guard is a trademark of Elanco or its affiliates.