Active immunisation of dogs from 6 weeks of age:
- to prevent clinical signs, infection and urinary excretion caused by L.interrogans serogroup Australis serovar Bratislava,
- to prevent clinical signs and urinary excretion and reduce infection caused by L.interrogans serogroup Canicola serovar Canicola and L.interrogans serogroup Icterohaemorrhagiae serovar Icterohaemorrhagiae,
- to prevent clinical signs and reduce infection and urinary excretion caused by L.kirschneri serogroup Grippotyphosa serovar Grippotyphosa.
Onset of immunity
4 weeks after completion of the primary course.
Duration of immunity
At least one year following the primary vaccination course for all components of Versican Plus L4.