Blue eye drops, ideal to check whether the respiratory tract is completely clear.
patent blue (4-alpha-(4-diethylaminophenyl)-5-hydroxy-2,4-disulfophenyl-methylidene) 2,5-cyclohexadien-1-ylidene] diethylammonium hydroxide), excipiens ad 15ml
DIRECTIONS FOR USE
Competition pigeons: one drop in each eye and nostril, on the day of basketing and on arrival home
– with problems: In the morning and evening
Ideal for checking the respiratory tract. The blue drop should disappear directly in a healthy pigeon when it is applied to the eye.