This live virus vaccine is prepared from a mild Arkansas strain of Arkansas-type bronchitis. The mild Arkansas infectious
bronchitis strain was developed and selected for its low reactivity and high immunogenicity. The virus has been propagated using
SPF (Specific Pathogen Free) substrates. The immunizing capability has also been proven by the master seed immunogenicity test.
Mild reaction, safe for use in chicks at 1 day of age. Excellent protection against Arkansas-type infectious bronchitis. Monovalent
vaccine can be tailored to numerous vaccination programs. 3168 strain of Arkansas-type IB selected for its low reactivity and high
immunogenicity. For the vaccination of healthy chickens at 1 day of age or older as an aid in the prevention of Arkansas-type
infectious bronchitis (IB).