AgSilver™ Daily Strength WoundSpray™ for horses prevents the growth of bacterial and fungal organisms in wounds. Use it on fresh cuts, scrapes and nicks and to treat scratches, rain rot, thrush and other skin irritations. This wound spray contains a colloidal silver suspension formulated for direct skin application. Silver is historically recognized for its antimicrobial properties and ability to kill bacteria, molds and fungi. The Daily Strength line is intended as a daily preventative application. AgSilver products are free of antibiotics. 4 ounces.