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Boyle et al. J Vet Intern Med. 2018;32:633-647.
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Fridberg A et al. Equine Veterinary Education. 2023: doi.org/10.1111/eve.13794 (Online ahead of print).
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Duffee LR, et al. J Am Vet Med Assoc. 2015;247:1161–1168.
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Redwings. Strangles survey. 2017. https://www.redwings.org.uk/sites/default/files/2023-09/Strangles%20survey%20results%20main%20report%202017%20FINAL%20small_0_0.pdf (Accessed July 2026).
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Rask E, et al. Animals (Basel). 2025;15(24):3584.
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Gröndahl G, et al. Equine Vet J. 2025: doi: 10.1111/evj.70125 (Online ahead of print).
Strangles is one of the most common equine respiratory diseases and is caused by the bacteria Streptococcus equi (S. equi).1,2,5 It is highly contagious and can have serious consequences for up to 20% of infected horses.1,6 An outbreak can have a big impact on the running of your yard and finances.1-4 It is vital to stay vigilant against the disease and monitor for outbreaks in your area, so you can act quickly and protect your horses with biosecurity measures and vaccination against strangles.5-7 Select an option to find out more.
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