Zoetis Animal Health Litterguard Swine Vaccine has been shown to be effective for the vaccination of healthy, pregnant sows and gilts to provide passive immunity against disease caused by beta toxin produced by Clostridium perfringens type C and enterotoxigenic strains of Escherichia coli having the K99, K88, 987P, or F41 adherence factors in their pigs. Duration of immunity has not been established.
Directions: Administer 2 mL IM or SQ. Healthy pregnant swine should receive 2 doses administered 3 weeks apart during the last half of pregnancy. The second dose should be given at least 2 weeks before farrowing. Pregnant swine should be revaccinated with a single dose at least 2 weeks before each subsequent farrowing.