
Medivac IB Variant
Live 4/91 variant protection against Infectious Bronchitis
Technical details
Description & composition
- Freeze-dried live attenuated vaccine.
- Live IBV variant strain 4/91 (M02): ≥ 103.5 EID50 per dose.
Indication
Immunization of broilers, layers, breeders and native breeds against Infectious Bronchitis virus.
Dosage & administration
- Administer one dose per bird by eye drop, spray or drinking water.
- Birds may be vaccinated during the first week by spray or eye drop, or at 14 days of age by drinking water or eye drop.
Main benefits
- Provides broad protection and a high immune response against IBV strains.
- Broader protection against different IBV serotypes may be obtained by using Medivac IB Variant at day 0 with Medivac ND-IB at day 7, or vice versa.
Storage
Store at 2-8°C in the dark.
Precautions
- Vaccinate healthy birds only.
- Use each opened vial within two hours.
- Add 2 g of skimmed milk powder per liter of drinking water before dissolving the vaccine.
- For eye-drop administration, dissolve the vial in 30 ml of colored sterile diluent; for spray administration, use 250-300 ml.
Using product information in practical poultry-health programs
This page brings together the technical information available from the manufacturer or official source so composition, intended use, dosage, pack size, storage and precautions can be reviewed in one place. It is designed to help farm teams, hatchery professionals and technical staff find reliable product information quickly, while the approved label and local veterinary guidance remain the primary references for use.
Before adding any product to a poultry program, review the purpose of use, production stage, application method and its place within the existing vaccination or biosecurity plan. If you need to compare product categories or identify the most relevant option for a specific operational need, HyperCare provides technical and commercial support for poultry-health products available in Egypt, with decisions anchored to each product’s official technical data.
- Check the approved label or official technical source before use.
- Follow the recommended storage and application conditions.
- Use this page for technical comparison, not as a substitute for veterinary diagnosis.
