Farnam Home and Garden 100506474 Horseshoers Secret Thrush Treatment, 7-Ounce Great Aid In Treating Horses and Ponies For Thrush Caused By Organisms Susceptible To Copper Naphthenate 7 Oz. Aerosol Can, Goes On Only Where You Need It Contains Copper Naphthenate Water Resistant Formula Official Product Of The American Farrier's Association, Fad Approved