For the active immunisation of cattle against Infectious Bovine Rhinotracheitis (IBR) to reduce the clinical signs and virus shedding and, in female cattle, to prevent abortions associated with BoHV-1 infection. The vaccination of pregnant cattle will prevent abortion associated with BoHV-1 infection as demonstrated during the second trimester of gestation following challenge 28 days after vaccination.
Duration of immunity: 6 months.
For booster immunisation after primary vaccination with Rispoval IBR Marker Live to reduce the virus shedding and the clinical signs associated with BoHV-1 infection in cattle and, in female cattle, to prevent abortions associated with BoHV-1 infection. This vaccination of cattle will prevent abortion associated with BoHV-1 infections as demonstrated during the third trimester of gestation upon challenge 86 days after booster vaccination.
Duration of immunity: 6 months after complete primary vaccination with Rispoval IBR Marker Live followed by 12 months after annual booster with Rispoval IBR Marker Inactivated.
In order to prevent abortion in female cattle that have received basic immunisation, a single dose revaccination with Rispoval IBR-Marker Inactivated is recommended to be applied no later than by the start of the second trimester of each further pregnancy.