Overview Citadel® VL5 HB is a vaccine that contains multiple isolates of Campylobacter fetus venerealis (vibrio) and five serovars of Leptospira.

  • Protects against vibrio and Leptospirosis caused by five major serovars of Leptospira - including defense against Leptospira borgpetersenii serovar hardjo (type hardjo-bovis) - the serovar primarily responsible for chronic infection
  • A low volume, subcutaneous dose reduces the risk of tissue damage
  • Approved for cattle of all ages