Use from 12 weeks of age • as a follow-on to Rispoval® IntraNasal for ongoing protection • as a standalone vaccine where BVDv protection is not required and injectable vaccination is preferred • in combination with other Rispoval vaccines For the active immunisation of calves from 12 weeks of age to: • reduce virus excretion caused by bovine Pi3 virus, • reduce virus excretion caused by BRSV infection. Onset of immunity is 3 weeks after vaccination. Duration of immunity is 6 months after the basic vaccination scheme for BRSV. Duration of immunity has not been established for bovine Pi3 virus. Dosage & Administration Basic vaccination Two doses of 4 ml of reconstituted vaccine should be given 3-4 weeks apart from 12 weeks of age, via the intramuscular route. Re-vaccination • If continued protection against BRSV is required, then animals should be revaccinated after 6 months. The duration of immunity of the Pi3 component is not known. • Animals should preferably be vaccinated at least 3 weeks before a period of stress or high infection risk like re-grouping, transport of animals or the start of the autumn season.
