Avishield IB QX Lyophilisate for Oculonasal Suspension/use in Drinking Water for Chickens
Active ingredient: Avian infectious bronchitis virus
Form
Lyophilisate
Species
Manufacturer
IZO S.r.l a socio unico
VMD MA No.
61812/3003
What it's used for
Onset of immunity: Duration of immunity:10 weeks after vaccination.
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Avishield IB QX Lyophilisate for Oculonasal Suspension/use in Drinking Water for Chickens — SPC Details
Source: VMD Summary of Product Characteristics (SPC). Last updated 27 Mar 2026.
Duration of immunity:10 weeks after vaccination.
Administer one dose per animal by either coarse spray, oculonasal or in drinking
water use. Where the number of chickens is between the standard dosages, the next
higher dosage should be used.
After reconstitution the vaccine appears as a clear to slightly opalescent suspension.
1. Coarse spray
It is recommended to reconstitute 1000 doses of the vaccine in 150 - 300 ml of
distilled water. The number of doses to be used corresponds to the number of birds
in the flock.
The volume of water for reconstitution should be sufficient to ensure an even
distribution when sprayed onto the birds, and will vary according to the age of the
birds being vaccinated and the management system, however at least 150 – 300 ml
of water per 1000 doses is suggested.
The reconstituted vaccine suspension should be spread evenly over the correct
number of chickens, at a distance of 30 – 40 cm using a coarse spray (targeted
average droplet size of 150 - 170 micrometers), preferably when the chickens are
sitting together in dim light. The spray apparatus should be free from sediments,
corrosion and traces of disinfectants and ideally should be used for vaccination
purposes only. During and after vaccination ventilation should be switched off in
order to avoid turbulences.
When mixing this product with Avishield IB H120 and Avishield IB GI-13, use the
same total volume of water as for a single application. For example, 1000 doses of
Avishield IB QX, 1000 doses of Avishield IB H120, and 1000 doses of Avishield IB
GI-13 should be reconstituted in a total of 150-300 ml of water.
2. In drinking water use
Reconstitute the vaccine in cool and clean water without traces of chlorine, other
disinfectants or impurities in a number of doses corresponding to the number of birds
to be vaccinated.
The vaccine should be reconstituted immediately before use.
The volume of water for reconstitution depends on the age of the birds, the breed,
the management practice and weather conditions.
In order to determine the quantity of water in which the vaccine will be reconstituted
for the vaccination of chickens in a younger age category (until third week of life), the
following guideline applies:
•
thousand of chickens in the 7th day of life = 1 x 7 = 7 L).
It is important to reconstitute the vaccine in an amount of water which will be drunk
within 1.5 - 2.5 hours (taking into account the different types of drinking systems for
poultry).
In order to make the birds thirsty, withdraw the supply of drinking water up to 2 hours
prior to vaccination (depending on the air temperature).
Always make sure that there is food available when vaccinating. Birds will not drink if
they have no food to eat. The drinking system should be clean, without traces of
chlorine, other disinfectants or impurities.
3. Oculonasal use
Reconstitute 1000 doses of the vaccine in 100 ml distilled water.
A dose of reconstituted vaccine is 0.1 ml, i.e. two drops of a standardised dropper (of
which the droplet size is known and consistent), irrespective of poultry age, weight
and type. Instil one drop (0.05 ml) into an eye and one drop (0.05 ml) into a nostril.
Ensure that the nasal drop is inhaled before releasing the bird.
Common
(1 to 10 animals / 100 animals
treated):
Sneezing.*
* During the first week after vaccination. If it occurs, it resolves spontaneously and
does not need treatment.
Reporting adverse events is important. It allows continuous safety monitoring of a
veterinary medicinal product.
Reports should be sent, preferably via a veterinarian, to either the marketing
authorisation holder <or its local representative> or the national competent authority
via national reporting system. See the package leaflet for respective contact details.
Special precautions for safe use in the target species:
All birds in the flock should be vaccinated at the same time.
Vaccinated chickens may excrete the vaccine strain for a minimum of 28 days
following vaccination. During this time, the contact of immunosuppressed and
unvaccinated chickens with vaccinated chickens should be avoided.
Appropriate veterinary and husbandry measures should be taken to avoid spread of
the vaccine strain to susceptible species.
Avishield IB QX is intended to protect chickens against respiratory signs of disease
caused by IBV QX-like strains only and should not be used as a replacement for
other IBV vaccines. Care should be taken to avoid the introduction of the vaccine
strain into an area where it is not present.
Special precautions to be taken by the person administering the veterinary medicinal
product to animals:
Care should be taken when reconstituting and administering the vaccine. Wash and
disinfect hands and equipment after administration of the vaccine to prevent the
spread of the virus. When spraying the vaccine, personal protective equipment
consisting of a mask with eye protection should be worn by the operator and staff.
Special precautions for the protection of the environment:
Not applicable.
mixed and administered with vaccines Avishield IB H120 and Avishield IB GI-13 by
spray application. Read the product information of those two vaccines before use.
The safety parameters of the mixed vaccines are not different from those described
for the vaccines administered separately.
For the mixed products the onset of immunity is 3 weeks, and the duration of
immunity is 8 weeks for Avishield IB H120 and Avishield IB GI-13; and 10 weeks for
Avishield IB QX.
No information is available on the safety and efficacy of this vaccine when used with
any other veterinary medicinal product except the products mentioned above. A
decision to use this vaccine before or after any other veterinary medicinal product
therefore needs to be made on a case-by-case basis.
Do not freeze.
Protect from light.
This information is sourced from the official Summary of Product Characteristics (SPC) published by the Veterinary Medicines Directorate (VMD). It is provided for informational purposes only and does not replace professional veterinary advice. Always consult your vet before administering any medication.
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Other Products Containing Avian infectious bronchitis virus
These products share the same active ingredient and may be suitable alternatives. Always consult your vet.
Avishield IB QX Lyophilisate for Oculonasal Suspension/use in Drinking Water for Chickens
POM-VIZO S.r.l a socio unico
Nobilis IB + ND + EDS Emulsion for Injection for Chickens
POM-VPSIntervet International B.V.
Nobilis Multriva IBm+ND+Gm+REOm+EDS Emulsion for Injection for Chickens
POM-VIntervet International B.V.
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