Skip to Content

The originating document has been archived.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

Guardian E-Coli

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

Guardian E-coli

This treatment applies to the following species:
Manufacturer: Intervet/Merck Animal Health

Escherichia Coli Bacterin

This product is recommended for use in healthy pregnant heifers and cows as an aid in the prevention of neonatal calf diarrhea caused by enterotoxigenic E. coli pilus type K99.


Using aseptic technique, inject healthy pregnant cattle with a single 2 mL dose subcutaneously 3 months prior to calving. For subsequent calvings, revaccinate with a single 2 mL dose 5 - 7 weeks before calving.

Guardian E-Coli Caution

For veterinary use only. Store at 2° to 7°C (35° to 45°F). Do not freeze. Shake well before use. Use entire contents when first opened. Do not vaccinate within 60 days of slaughter. Transient local reaction may occur at the injection site. If allergic response occurs, administer epinephrine.


Gentamicin and amphotericin B.

U.S. Veterinary License No. 165A

Schering-Plough Animal Health Corp., Omaha, Nebraska 68103 USA

1 800 211-3573 (USA)

© Copyright 2005

Schering-Plough Animal Health Corp.

All rights reserved.





10 Doses

20 mL



50 Doses

100 mL



Nac No.

556 MORRIS AVE., SUMMIT, NJ, 07901
Telephone:   862-245-4321
Order Desk:   800-648-2118
Fax:   862-245-4935
Customer Service:   800-521-5767
Every effort has been made to ensure the accuracy of the Guardian E-Coli 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 North American Compendiums. Updated: 2018-03-29