Vaccinate healthy animals only. Do not re-vaccinate birds.
Spray vaccination should not be used if an intercurrent infection is suspected.
Avian infectious bronchitis virus strains Massachusetts and Arkansas may spread to in contact birds. The duration of spreading of the vaccine virus is for up to 30 days following vaccination. It is recommended that all chickens on a site be vaccinated with this product. Do not use on mixed sites of broilers and breeders.
The product should only be used where it has been established that 793/B/91 like avian infectious bronchitis virus serotypes are epidemiologically relevant in the area.
Special precautions should be taken to avoid spread of the vaccine virus from vaccinates to pheasants.
Do not use in birds intended for laying or breeding.
No information is available on the safety and efficacy of this vaccine when used with any other veterinary medicinal product. A decision to use this vaccine before or after any other veterinary medicinal product therefore needs to be decided on a case by case basis.
Do not mix with any other medicinal product.
Adverse reactions
Commonly a slight transient respiratory reaction, including gasping, snicking and raling, may be observed for approximately three days.
The frequency of adverse reactions is defined using the following convention:
- very common (more than 1 in 10 animals treated displaying adverse reaction(s))
- common (more than 1 but less than 10 animals in 100 animals treated)
- uncommon (more than 1 but less than 10 animals in 1,000 animals treated)
- rare (more than 1 but less than 10 animals in 10,000 animals treated)
- very rare (less than 1 animal in 10,000 animals treated, including isolated reports).
Administration of a 10-fold overdose does not result in symptoms different from those mentioned above.
User Warnings
Personal protective equipment consisting of goggles and dust mask or a helmet with filtered air circulation should worn when handling the veterinary medicinal product.
Withdrawal period
Zero days.