Skip to Content

The originating document has been archived. We cannot confirm the completeness, accuracy and currency of the content.


This page contains information on Tri-Reo for veterinary use.
The information provided typically includes the following:
  • Tri-Reo Indications
  • Warnings and cautions for Tri-Reo
  • Direction and dosage information for Tri-Reo


This treatment applies to the following species:
Manufacturer: Zoetis

Avian Reovirus Vaccine

Killed Virus

For Veterinary Use Only

For the subcutaneous or intramuscular revaccination of healthy chickens 10 weeks of age as an aid in the prevention of signs and lesions associated with avian reovirus infections which cause malabsorption syndrome. Progeny of vaccinates are aided in the prevention of signs of malabsorption associated with reovirus disease via maternal antibodies. It is essential for best protection to prime birds at least once with live virus vaccine for Tenosynovitis.

DOSE: Inject 0.5 mL (0.5 cc) intramuscularly or subcutaneously (in the lower neck region) using aseptic technique. Vaccinate only healthy birds.

Tri-Reo Caution

Store in the dark at 36° to 45°F (2° to 7°C). Do not freeze. Warm to 72°F (22°C) and shake well before using. Do not vaccinate within 42 days before slaughter. If birds are vaccinated during lay, a drop in egg production may occur. Use entire contents when first opened.

Gentamicin and amphotericin B added as preservatives.


In case of accidental human injection seek immediate medical attention, stating the vaccine is an oil emulsion type.

Zoetis Inc., Kalamazoo, MI 49007

U.S. Vet. License No. 190

List No.





500 mL

1,000 Doses


NAC No.: 36903382

Telephone:   269-359-4414
Customer Service:   888-963-8471
Every effort has been made to ensure the accuracy of the Tri-Reo information published above. However, it remains the responsibility of the readers to familiarize themselves with the product information contained on the US product label or package insert.

Copyright © 2018 Animalytix LLC. Updated: 2018-09-28