Strangles (Streptococcus equi) has been confirmed in Oxford County, Ontario. On October 8, 2025, a 5 year old Warmblood gelding presented with mucopurulent nasal discharge. The horse was sent for training two months prior to the development of signs. The horse is recovering. Six additional horses were exposed.
The facility owner, working with their veterinarian, has instituted voluntary animal movement restrictions and biosecurity protocols. To see past and present Strangles cases in Ontario go to: https://www.oahn.ca/resources/ontario-equine-disease-alerts/ and enter the disease surveillance portal.