Fight thrush in your horse’s hooves with KOPERTOX Water-Resistant Horse Thrush Treatment. This topical hoof care formula is designed to get to the root of the issue. Copper naphthenate works to kill the organisms that cause thrush. To use, simply clean the affected hoof and apply Kopertox with a paintbrush (sold separately). Kopertox creates water-resistant protection without the need for bandages, saving you time while simplifying the treatment process.