Live freeze-dried vaccine, Massachusetts B48 strain
For the active immunization of chickens against Infectious Bronchitis
CEVA C® MASS L contains the Massachusetts B48 strain of Infectious Bronchitis virus in live, freeze-dried form. The embryonated hen eggs used in the production of the vaccine are obtained from specified-pathogen-free (SPF) flocks.
For the active immunization of healthy chickens against Infectious Bronchitis. The vaccine may be used for initial or revaccination of broilers, pullets and hens.
ADMINISTR ATION AND DOSAGE
Primary vaccination should be carried-out with CEVA C® MASS L by eye-drop or spray method, as from 1 to 4 days of age.
Booster vaccination is recommended three to four weeks later by spray or drinking water.
For pullets, a second booster vaccination is recommended at 10 to 12 weeks of age.
Rarely, catarrhal respiratory symptoms appear 4 to 6 days following vaccination but disappear in a few days.
- Store vaccine between +2°C and +8°C or 35°F and 45°F
- Protect from light
20 x 1,000 dose vials / box