First equine West Nile case of the year
Last updated 10/7/2020 at 11:21am
A horse residing in Jefferson County has been diagnosed with West Nile Virus (WNV), marking Colorado's first confirmed equine WNV case in 2020.
Vaccines in horses have proven to be a very effective prevention tool for WNV, and horses that have been vaccinated in past years do need an annual booster. If a horse has not been vaccinated in previous years, it will need the two-shot vaccination series within a three- to four-week period.
In addition to vaccinations, as a preventative measure horse owners should also work diligently to reduce mosquito populations and their possible breeding ar...