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Can Vet J. 1999 October; 40(10): 718–720.
PMCID: PMC1539814

Outbreak of acute colitis on a horse farm associated with tetracycline-contaminated sweet feed.


Exposure of a group of horses to tetracycline-contaminated feed resulted in acute colitis and subsequent death in one horse and milder diarrhea in 3 others. The most severely affected animal demonstrated clinical and pathological findings typical of colitis X. The other herdmates responded well to administration of zinc bacitracin.

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Selected References

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  • Staempfli HR, Prescott JF, Brash ML. Lincomycin-induced severe colitis in ponies: association with Clostridium cadaveris. Can J Vet Res. 1992 Apr;56(2):168–169. [PMC free article] [PubMed]
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Articles from The Canadian Veterinary Journal are provided here courtesy of Canadian Veterinary Medical Association