Infectious coryza is a serious bacterial disease of chickens that affects the respiratory system, and it is manifested by inflammation of the area below the eye, nasal discharge, and sneezing.
[1][2] The disease is found all over the world, causing high economic losses, which are due to stumping off and reduction of egg production in case of laying chickens.
Transmission of the disease is through direct interaction, airborne droplets, and drinking contaminated water.
[citation needed] Vaccination of chicks is done in areas with high disease occurrence.
Treatment consists of using antibiotics such as erythromycin, dihydrostreptomycin, streptomycin, sulfonamides, tylosin, and fluoroquinolones.