Ingredients：This vaccine contains a weak embryonic strain of duck fever virus (CVCC AV1222). The virus content is not less than 103.0 ELD 50 per dose.
Indication：It is used to prevent duck plague. Immunity occurs 3-4 days after inoculation and the immunity period for ducks over 2 months of age is 9 months. It can also be given to newborn ducks and the immunization period is 1 month.
Usage and dosage：Intramuscular injection. Dilute with saline, 1.0ml for adult ducks and 0.25ml for ducklings' leg muscles, both containing 1 dose, according to the dosage indicated on the vial label.
Specification：(1) 100doses/vial (2) 250doses/vial (3) 500doses/vial (4) 1000doses/vial (5) 2000doses/vial
Storage ：Store at -15℃