By Dakin Andone
KTBS-TV 3
The US Department of Agriculture last week issued a conditional license for an avian flu vaccine for use in chickens, amid an outbreak ravaging poultry flocks, contributing to the sky-high price of eggs.
Zoetis, the manufacturer behind the vaccine, announced the conditional approval Friday, saying in a news release its scientists had begun updating its existing avian flu vaccine in 2022.