Ceva Animal Health Cevac IBird vaccine

Ceva Animal Health Cevac IBird is a live attenuated freeze-dried vaccine for the active immunization of chickens against variant strain of avian infectious bronchitis virus, containing strain 1/96. It is recommended for the active immunization of broiler chickens and future layer chickens in order to reduce the detrimental effect on the ciliary activity resulting from the infection, which may be manifested in respiratory clinical signs. Protection was demonstrated by challenge with the 793/B strain, which is a representative strain of the 793/B group. Onset of immunity is 3 weeks after one administration of the vaccine. Duration of immunity is 6 weeks after the first vaccination.